History of Denver in Timeline

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Denver

Denver, the capital and most populous city of Colorado, is a consolidated city and county situated in the South Platte River valley, east of the Rocky Mountains' Front Range. With a population of over 715,000 in 2020, it ranks as the 19th-most populous city in the United States. The Denver metropolitan area, encompassing ten counties, boasts 3.1 million residents and serves as the economic and cultural hub for the extensive Front Range Urban Corridor.

1901: Bill proposing state constitutional amendment

In 1901, a bill proposing a state constitutional amendment to allow home rule for Denver and other municipalities was introduced and passed in the legislature.

1902: Denver becomes City and County

In 1902, voters approved a statewide referendum, and on December 1, Denver became the City and County of Denver, separating from Arapahoe and Adams counties.

1904: Mayor Speer's First Term Begins

In 1904, Robert Speer began his first term as mayor of Denver and set out to expand and beautify the city's parks.

1908: Denver's First Hosting of the Landmark Convention

In 1908, Denver first hosted the landmark convention.

1908: Democratic National Convention held in Denver

In 1908, Denver hosted the Democratic National Convention, promoting the city on the national stage.

1908: Municipal Auditorium Hosts Democratic National Convention

In 1908, the Municipal Auditorium hosted the Democratic National Convention and is now known as the Ellie Caulkins Opera House.

1910: Samsonite Began in Denver

In 1910, Samsonite began in Denver as Shwayder Trunk Manufacturing Company.

1911: Qwest Corporation founded in Denver

In 1911, Qwest Corporation was founded in Denver as Mountain States Telephone & Telegraph Company.

1916: Mayor Speer's Second Term Begins

In 1916, Robert Speer began his second term as mayor of Denver and continued to expand and beautify the city's parks.

1919: Gates Corporation Established in Denver

In 1919, The Gates Corporation, the world's largest producer of automotive belts and hoses, was established in S. Denver.

1923: Stapleton's First Mayoral Term Begins

In 1923, Benjamin F. Stapleton began his first term as mayor of Denver.

1923: Russell Stover Candies Made First Chocolate Candy

In 1923, Russell Stover Candies made its first chocolate candy in Denver.

1929: Construction of Denver Municipal Airport Begins

In 1929, construction of Denver Municipal Airport began under Mayor Benjamin F. Stapleton, amid criticism.

1931: End of Stapleton's First Mayoral Term

In 1931, Benjamin F. Stapleton's first term as mayor of Denver ended.

1933: Democratic Control of Colorado's 1st Congressional District

Since 1933, Colorado's 1st congressional district, which includes all of Denver and parts of Arapahoe County, has been in Democratic hands for all but two terms.

1935: Stapleton's Second Mayoral Term Begins

In 1935, Benjamin F. Stapleton began his second term as mayor of Denver.

October 31, 1937: Continental Airlines Moved Headquarters to Denver

On October 31, 1937, Continental Airlines, now United Airlines, moved its headquarters to Stapleton Airport in Denver from El Paso, Texas.

1947: Amanda Knecht's visit to Brest

In 1947, Amanda Knecht visited World War II-damaged Brest, France, leading to her students raising funds to help rebuild the children's wing of Brest's hospital and ultimately leading to the development of the sister city program.

1947: End of Stapleton's Second Mayoral Term

In 1947, Benjamin F. Stapleton's second term as mayor of Denver ended.

1948: Denver's sister city relationship with Brest began

In 1948, Denver's sister city relationship with Brest, France, began, making it the second-oldest such relationship in the United States.

1950: Frontier Airlines Began Operations

In 1950, the original Frontier Airlines began operations at Denver's old Stapleton International Airport.

1953: Rocky Flats Plant operations begin

In 1953, the Rocky Flats Plant, a DOE nuclear weapon facility, began producing fissile plutonium "pits" for nuclear warheads near Denver.

1954: Scott's Liquid Gold Making Furniture Polish

Since 1954, Scott's Liquid Gold, Inc., has been making furniture polish in Denver.

1957: Major fire at Rocky Flats Plant

In 1957, a major fire at the Rocky Flats Plant resulted in the contamination of parts of Denver with plutonium-239.

1958: Leakage from nuclear waste storage

From 1958 to 1968, leakage from nuclear waste stored at the Rocky Flats Plant further contaminated parts of Denver with plutonium-239.

1958: Village Inn Restaurants Began

In 1958, Village Inn restaurants began as a single pancake house in Denver.

1962: Big O Tires Opened First Franchise

In 1962, Big O Tires, LLC, of Centennial opened its first franchise in Denver.

1962: Denver and Colorado Springs Host World Ice Hockey Championships

In 1962, Denver and Colorado Springs co-hosted the World Ice Hockey Championships.

1963: Democratic Domination of Mayor's Office Begins

Since the 1963 municipal election, the mayor's office in Denver has been occupied by a Democrat.

1966: Lowry Air Force Base ceased flight operations

Lowry Air Force Base ceased flight operations in 1966.

1967: Denver Nuggets Joined

In 1967, The Denver Nuggets joined the American Basketball Association

1968: Leakage from nuclear waste storage

From 1958 to 1968, leakage from nuclear waste stored at the Rocky Flats Plant further contaminated parts of Denver with plutonium-239.

March 1969: First National Chicano Youth Liberation Conference

In March 1969, the Crusade for Justice hosted the First National Chicano Youth Liberation Conference in Denver.

1969: Russell Stover Candies Moved to Kansas City

In 1969, Russell Stover Candies moved to Kansas City.

1970: Denver selected to host 1976 Winter Olympics

In 1970, Denver was selected to host the 1976 Winter Olympics.

1970: Last Republican to Win Denver in Gubernatorial Election

In 1970, John A. Love was the last Republican to win Denver in a gubernatorial election, achieving a narrow majority.

1970: Neighborhood boundaries and names dates

In 1970, city planners divided the city into 73 groups of one to four census tracts, called "statistical neighborhoods", most of which are unchanged since then.

1970: Broncos Sold Out Every Home Game

Since 1970, the Denver Broncos have sold out every home game (except for strike-replacement games).

1971: Shane Company Sold First Diamond Jewelry

In 1971, The Shane Company sold its first diamond jewelry in Denver.

November 1972: Colorado voters reject funding for Winter Olympics

In November 1972, Colorado voters rejected ballot initiatives allocating public funds for the 1976 Winter Olympics, leading to the games moving to Innsbruck, Austria.

1972: Denver Hosts Libertarian Party Convention

In 1972, Denver hosted the Libertarian Party of the United States National Convention, notable for nominating Tonie Nathan for vice president.

1972: Denver withdraws bid to host Olympics

In 1972, Denver withdrew its bid to host the 1976 Winter Olympics due to environmental concerns and voter opposition.

1972: Johns Manville Corp. Relocated to Denver

In 1972, Johns Manville Corp., a manufacturer of insulation and roofing products, relocated its headquarters to Denver from New York.

1973: Re/Max Made Denver its Headquarters

In 1973, Re/Max made Denver its headquarters.

1974: South Platte River Rehabilitation Begins

Since 1974, Denver and surrounding areas have been rehabilitating the South Platte River and its tributaries for recreational use.

1975: Richard Lamm elected as Colorado governor

In 1975, Richard Lamm, who led the movement against hosting the Olympics, was elected as Colorado governor and served three terms.

1976: Denver's Winning Bid for Winter Olympics

Denver submitted the winning bid to host the 1976 Winter Olympics.

1976: Colorado Rockies Played

From 1976 the Colorado Rockies played.

1976: Denver Declined Olympics Host

In 1976, Denver was originally scheduled to host the Winter Olympics, but declined due to funding issues after being selected.

1980: Construction of SH 470 delayed until 1980

Construction of SH 470 was delayed until 1980 after state and local legislation was passed due to federal highway funds being redirected.

1980: CH2M Hill Relocated to Denver

In 1980, CH2M Hill, an engineering and construction firm, relocated from Oregon to the Denver Technological Center.

1981: Dynasty Setting

From 1981 the prime time drama Dynasty was set in Denver (although the show was mostly filmed in Los Angeles).

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1981: Snowfall common

From 1981-2010, snowfall is common throughout the late fall, winter and early spring, averaging 53.5 inches (136 cm).

1981: Denver Hosts Libertarian Party Convention

In 1981, Denver also hosted the Libertarian Party of the United States National Convention.

1981: Jefferson County health director study

In 1981, a study by Jefferson County health director Carl Johnson linked plutonium contamination to an increase in birth defects and cancer incidence in central Denver.

1981: Price of Oil Dropped

In 1981, the price of oil dropped from $34 a barrel.

July 1982: Denver Hosted the World Theatre Festival

In July 1982, Denver hosted the World Theatre Festival at the Denver Center for Performing Arts, which comprised a program of 114 performances of 18 plays, by theatre companies from 13 countries, across 25 days.

1982: Colorado Rockies Played

Until 1982, the Colorado Rockies played, but later moved to the New York metropolitan area to become the New Jersey Devils.

1984: Democratic Support in Federal Elections

Denver has supported a Democrat for president in every election since 1984. Despite then-president Ronald Reagan's landslide that year both nationally and in Colorado, Democrat Walter Mondale won Denver by a margin of 2.32%.

1984: Last Republican Senator to Carry Denver

In 1984, William L. Armstrong was the last Republican Senator to carry Denver during his landslide victory.

1986: Denver Economy Dropped

In 1986, when the price of oil dropped to $9 a barrel, the Denver economy also dropped, leaving almost 15,000 oil industry workers in the area unemployed and the nation's highest office vacancy rate (30%).

1987: MediaNews Group Purchased the Denver Post

In 1987, MediaNews Group purchased the Denver Post; the company is based in Denver.

June 15, 1988: F3 tornado strikes near downtown Denver

On June 15, 1988, an F3 tornado struck 4.4 miles (7.1 km) south of downtown Denver.

1988: SCFD Approved by Voters

In 1988, voters in the Denver Metropolitan Area approved the Scientific and Cultural Facilities Tax (SCFD), a 0.1% sales tax.

1989: Closure of Rocky Flats Plant

The Rocky Flats Plant, a DOE nuclear weapon facility near Denver producing fissile plutonium "pits", operated until 1989.

1989: Dynasty Setting

Until 1989 the prime time drama Dynasty was set in Denver (although the show was mostly filmed in Los Angeles).

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July 11, 1990: Costliest Hailstorms

On July 11, 1990, Denver had one of the top 10 costliest hailstorms in U.S. history.

1993: World Youth Day

From August 10-15, 1993, Denver hosted the Catholic Church's 6th World Youth Day, which was attended by an estimated 500,000 people.

1993: Colorado Rockies Created

In 1993, the Colorado Rockies were created as an expansion franchise.

1994: Frontier Airlines Reincarnated at DIA

In 1994, Frontier was reincarnated at DIA.

1994: Closure of Lowry Air Force Base

In 1994, Lowry Air Force Base officially closed.

1994: Last Statewide Republican to Carry Denver

In 1994, Victoria Buckley was the last statewide Republican officeholder to carry Denver by a 1.2% margin.

1994: SCFD Renewed by Voters

In 1994, the Scientific and Cultural Facilities Tax (SCFD) was renewed by voters.

1995: Denver International Airport opened

Denver International Airport (DIA) opened in 1995, serving as the primary airport for the Front Range Urban Corridor.

1995: Coors Field Opened

In 1995, Coors Field opened and the Rockies advanced to the playoffs but were eliminated in the first round.

1995: Colorado Avalanche Joined

In 1995, The Colorado Avalanche joined, after relocating from Quebec City.

1995: Stapleton International Airport closed in 1995

Stapleton International Airport closed in 1995 and was replaced by Denver International Airport.

1996: Colorado Avalanche Won Stanley Cups

In 1996, While in Denver, they Colorado Avalanche have won three Stanley Cups.

1997: Denver Hosts G7 Summit

Denver hosted the G7 summit between June 20 and 22 in 1997.

1997: Broncos Won Super Bowl

In 1997, the Denver Broncos won the Super Bowl.

1998: Animal Planet Series Emergency Vets

From 1998 the city's Alameda East Veterinary Hospital was home to the Animal Planet series Emergency Vets, which spun off three documentary specials and the current Animal Planet series E-Vet Interns.

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1998: Broncos Won Super Bowl Again

In 1998, the Denver Broncos won the Super Bowl again.

1999: Avalanche and Nuggets Played at Ball Arena

Since 1999, the Avalanche and Nuggets have both played at Ball Arena (formerly known as Pepsi Center).

2000: Denver Hosts Green Party National Convention

In 2000, Denver hosted the National Convention of the Green Party.

2001: Samsonite factory closed in Denver

In 2001, Samsonite closed its NE Denver factory.

2001: Newspapers Merge Operations

In 2001, The Denver Post and the Rocky Mountain News merged operations under a joint operating agreement that formed the Denver Newspaper Agency.

2001: Colorado Avalanche Won Stanley Cups

In 2001, While in Denver, they Colorado Avalanche have won three Stanley Cups.

2001: Greenway Project Recognized

In 2001, the Greenway project along the South Platte River won the Silver Medal Rudy Bruner Award for Urban Excellence.

2002: Last Republican Governor Receives 40% of Denver's Vote

In 2002, Bill Owens remains the last Republican governor to receive at least 40% of Denver's vote.

2002: Animal Planet Series Emergency Vets

Until 2002 the city's Alameda East Veterinary Hospital was home to the Animal Planet series Emergency Vets, which spun off three documentary specials and the current Animal Planet series E-Vet Interns.

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2004: SCFD Renewed by Voters

In 2004, the Scientific and Cultural Facilities Tax (SCFD) was renewed by voters and allowed to operate until 2018.

2004: City Acquired Estate of Clyfford Still

In 2004, the city acquired the estate of abstract expressionist painter Clyfford Still and built a museum to exhibit his works near the Denver Art Museum.

2004: FasTracks expansion project approved

In 2004, voters approved the FasTracks project, which included commuter rail, light rail, and bus expansion plans to serve Denver's suburbs and communities.

2005: Denver Legalizes Marijuana Possession

In 2005, Denver became the first major U.S. city to vote to make the private possession of less than an ounce of marijuana legal for adults 21 and older.

2005: Molson Coors Established U.S. Headquarters in Denver

In 2005, Molson Coors Brewing Company established its U.S. headquarters in Denver.

2005: Colorado Convention Center Expansion Completed

In 2005, a $310.7 million expansion of the Colorado Convention Center was completed, doubling its size.

November 17, 2006: T-REX project completed

On November 17, 2006, the Transportation Expansion Project (T-REX) was completed, which expanded highway lanes, improved access and drainage, and added a light rail line in the southern I-25 corridor.

2006: Denver's Parks and Recreation Centers

As of 2006, Denver had over 200 parks, from small pocket parks all over the city to the giant 314-acre City Park, and 29 recreation centers.

2006: Denver Outlaws Established and Mammoth Championship

In 2006, Denver established a Major League Lacrosse team, the Denver Outlaws, and the Colorado Mammoth of the National Lacrosse League won a championship.

2006: Denver Recognized as Best City for Singles

In 2006, Denver was recognized for the third year in a row as the best city for singles.

2006: Samsonite moved headquarters to Massachusetts

In 2006, Samsonite moved its headquarters to Massachusetts after a change of ownership.

2007: Dick's Sporting Goods Park Opened

In 2007, The Major League Soccer team Colorado Rapids play in Dick's Sporting Goods Park, an 18,000-seat soccer-specific stadium opened.

2007: Rockies Advanced to World Series

In 2007, the Colorado Rockies advanced to the playoffs as a wild-card entrant, won the NL Championship Series, and brought the World Series to Denver for the first time but were swept in four games by the Boston Red Sox.

2007: Review Panel for Marijuana Ordinance

In the fourth quarter of 2007, Denver passed an initiative requiring the mayor to appoint an 11-member review panel to monitor the city's compliance with the 2005 marijuana ordinance.

2008: Democratic National Convention held in Denver

In 2008, Denver hosted the Democratic National Convention for the second time, further promoting the city.

2008: Denver Hosts Democratic National Convention

In 2008, Denver hosted the Democratic National Convention, marking the centennial of its first hosting in 1908.

February 2009: Rocky Mountain News Closes

In February 2009, the E. W. Scripps Company closed the Rocky Mountain News newspaper.

March 29, 2009: Final run of the Ski Train to Winter Park

On March 29, 2009, the Ski Train made its final run to Winter Park Ski Resort.

July 20, 2009: Costliest Hailstorms

On July 20, 2009, Denver had one of the top 10 costliest hailstorms in U.S. history.

2009: Denver's TV Market Ranking

According to the 2009-2010 rankings from Nielsen Media Research, Denver is the 16th-largest market in the country for television.

April 2010: Denver Launches B-Cycle Program

In late April 2010, Denver launched B-Cycle, a citywide bicycle sharing program, which was the largest in the United States at the time.

August 2010: Plutonium contamination still present

As of August 2010, plutonium contamination was still present outside the former Rocky Flats Plant site, posing risks to the envisioned Jefferson Parkway.

2010: Denver's TV Market Ranking

According to the 2009-2010 rankings from Nielsen Media Research, Denver is the 16th-largest market in the country for television.

2010: Languages Spoken in Denver

As of 2010, 72.28% of Denver residents aged five and older spoke only English at home, while 21.42% spoke Spanish.

2010: Snowfall common

From 1981-2010, snowfall is common throughout the late fall, winter and early spring, averaging 53.5 inches (136 cm).

2010: Increased Real Estate Investment

From 2010 onward the Downtown region has seen increased real estate investment with the construction of several new skyscrapers and major development around Denver Union Station.

2010: Launch of B-Cycle Program

In 2010, B-Cycle – Denver's citywide bicycle sharing program – was the largest in the United States at the time of its launch, boasting 400 bicycles.

2010: Denver adopts comprehensive update of zoning code

In 2010, Denver adopted a comprehensive update of its zoning code to guide development as envisioned in adopted plans.

2010: Rapids Won the MLS Cup

In 2010, The Colorado Rapids won the MLS Cup.

2011: Denver Commuting by Bicycle

According to data from the 2011 American Community Survey, Denver ranks 6th among US cities with populations over 400,000 in terms of the percentage of workers who commute by bicycle at 2.2% of commuters.

2011: Denver Radio Market Ranking

According to the Spring 2011 Arbitron ranking, the Denver–Boulder radio market is the No. 19 market in the United States.

2011: Denver's Homeless Rate

In 2011, Denver had a homeless rate of 19 per 10,000 residents, which was considerably lower than many other major cities.

April 2012: History Colorado Center Opened

In April 2012, the state history museum, History Colorado Center, opened.

October 3, 2012: Presidential Debate Hosted at University of Denver

On October 3, 2012, the University of Denver hosted the first of the three 2012 presidential debates between President Barack Obama and former Massachusetts Governor Mitt Romney.

April 2013: W Line opened

In April 2013, the W Line, or West line, opened serving Golden/Federal Center as part of the FasTracks project.

2013: Continental Airlines Merged with United Airlines

In 2013, Continental later moved to Houston from Denver, but merged with United Airlines.

2013: History Colorado Center Named Top-Ten "Must See" History Museum

In 2013, History Colorado Center was named by True West Magazine as one of the top-ten "must see" history museums in the country.

2013: Denver Metropolitan Statistical Area Population

The Denver–Aurora–Lakewood, CO Metropolitan Statistical Area had an estimated 2013 population of 2,697,476.

2014: Life Expectancy of Denver Residents

According to a report in the Journal of the American Medical Association, residents of Denver had a 2014 life expectancy of 80.02 years.

2014: Denver ranked as 18th-coldest major U.S. city

As of 2014, the Weather Channel ranked Denver the 18th-coldest major U.S. city, based on 30-year averages for December, January, and February.

2014: Peak Ridership for B-Cycle

In 2014, B-Cycle ridership peaked, then steadily declined.

2014: Denver Outlaws win first championship

In 2014, the Denver Outlaws won their first championship eight years after being established.

2015: Percentage of Denver households lacking a car

In 2015, 9.6 percent of Denver households did not own a car.

2015: Denver Ranked No. 1 on Forbes' List

In 2015, Denver ranked No. 1 on Forbes' list of the Best Places for Business and Careers.

2015: Commuter Railway System Commenced Operations

In 2015, a new commuter railway system commenced operations in the Denver metropolitan area with a network operation of 25 kV 60 Hz.

2015: Broncos Won Super Bowl

In 2015, the Denver Broncos won the Super Bowl.

April 2016: A Line opened

In April 2016, the commuter rail A Line from Denver Union Station to Denver International Airport opened, exceeding early ridership expectations.

November 2016: Denver's Unemployment Rate

In November 2016, Denver's unemployment rate recovered and had one of the lowest unemployment rates in the nation at 2.6%.

December 2016: Unemployment Rate for Denver–Aurora–Broomfield MSA

As of December 2016, the unemployment rate for the Denver–Aurora–Broomfield MSA is 2.6%.

2016: Ballot issue 4B in 2016 won approval 62.8 percent to 37.2 percent

Ballot issue 4B in 2016 won approval 62.8 percent to 37.2 percent, by Denver metro area voters, to extend the SCFD sales tax until 2030.

2016: Denver Outlaws win championship

In 2016, the Denver Outlaws won another championship.

2016: Ski Train service revived on a trial basis

In 2016, the Ski Train service was revived on a trial basis with local support.

2016: Car ownership statistics in Denver

In 2016, the percentage of Denver households lacking a car remained virtually unchanged at 9.4 percent, while the city averaged 1.62 cars per household.

February 2017: R Line opened

In February 2017, the light rail R Line through Aurora opened as part of the FasTracks expansion.

May 8, 2017: Costliest Hailstorms

On May 8, 2017, Denver had one of the top 10 costliest hailstorms in U.S. history.

2017: DIA's Skytrax ranking

In 2017, Denver International Airport was ranked as the 28th-best airport in the world by Skytrax and second-best in the United States.

2017: Denver's Walk Score Ranking

In 2017, Denver was ranked twenty-sixth among 108 U.S. cities by Walk Score for walkability.

2017: Studies of passenger rail service along the Front Range reinvigorated

In 2017, the Colorado legislature renewed studies of passenger rail service along the Front Range, exploring connections to Fort Collins and Pueblo.

2017: Ski Train returns as Winter Park Express under Amtrak

In 2017, the Ski Train returned to service under Amtrak as the "Winter Park Express".

June 28, 2018: High Temperatures

On June 28, 2018, the temperature reached up to 105 °F (41 °C) in Denver.

2018: SCFD Allowed to Operate Until

In 2004, the Scientific and Cultural Facilities Tax (SCFD) was renewed by voters and allowed to operate until 2018.

2018: Chipotle Moved Headquarters to Newport Beach

In 2018, Chipotle Mexican Grill was founded in Denver, but moved its headquarters to Newport Beach, California.

2018: Electric scooter services started in Denver

In 2018, electric scooter services began operating in Denver, with companies like LimeBike and Bird deploying scooters on city streets, leading to the city creating an official program.

2018: Denver Bandits Established

In 2018, the Denver Bandits were established as the first professional football team for women in Colorado.

2018: Denver Outlaws win championship

In 2018, the Denver Outlaws won another championship.

April 26, 2019: G Line opened

On April 26, 2019, the G Line to Arvada opened, as part of the FasTracks project.

May 2019: Denver Decriminalizes Psilocybin Mushrooms

In May 2019, Denver became the first U.S. city to decriminalize psilocybin mushrooms.

July 2019: Denver to Not Assist ICE

In July 2019, Mayor Hancock stated that Denver would not assist United States Immigration and Customs Enforcement agents with immigration raids.

2019: Temperature Analysis

A 2019 analysis showed the average temperature at Denver International Airport, 50.2 °F (10 °C), was significantly cooler than downtown, 53.0 °F (12 °C).

2019: Molson Coors Announced Departure

In 2019, Molson Coors Brewing Company announced its departure from Denver.

2019: "Denver Moves: Pedestrians" plan outlines sidewalk funding needs

In 2019, the "Denver Moves: Pedestrians" plan outlined the need for significant funding for sidewalk construction and trails.

2019: Denver Bandits first season

In 2019, the Denver Bandits will be a part of the initial season for the Women's National Football Conference (WNFC).

2019: DIA passenger count in 2019

In the pre-pandemic year of 2019, Denver International Airport had 61 million passengers, ranking it 5th highest in the U.S.

January 2020: B-Cycle Ceases Operations

At the end of January 2020, Denver's B-Cycle program announced it would cease operations.

September 21, 2020: N Line opened

On September 21, 2020, the N Line to Commerce City and Thornton opened, as part of the FasTracks expansion project.

2020: Racial Composition of Denver

According to the 2020 United States census, the racial composition of Denver was as follows.

2020: Population and Households of the City and County of Denver

According to the 2020 census, the City and County of Denver contained 715,522 people and 301,501 households.

2020: Population of the City and County of Denver

As of the 2020 census, the population of the City and County of Denver was 715,522, making it the 19th most populous U.S. city.

2020: Stapleton Neighborhood Renamed Central Park

In 2020, during the George Floyd protests, the Stapleton neighborhood was renamed Central Park due to Stapleton's racism and KKK membership.

2020: Denver Outlaws fold

In 2020, the Denver Outlaws folded with the MLL-PLL merger.

2020: Stapleton neighborhood name change

In 2020, the Stapleton neighborhood's community association voted to change the name from Stapleton to Central Park.

2021: DIA became the 3rd busiest airport in the world in 2021

In 2021, Denver International Airport became the 3rd busiest airport in the world with 58.8 million passengers.

2021: Denver began December without snowfall

In the 2021 winter season, Denver began the month of December without any snowfall for the first time in history.

December 22, 2022: Record Low Temperatures

On December 22, 2022, Denver experienced a low of −24 °F (−31 °C), with a wind chill of −40 °F (−40 °C).

2022: Denver's Park System Ranking

As of 2022, the Park Score by the Trust for Public Land ranked Denver's park system as the 18th best among the 50 most populous U.S. cities.

2022: Denver explored a potential bid for the 2022 Winter Olympics

Denver explored a potential bid for the 2022 Winter Olympics, but no bid was submitted.

2022: Denver voters passed Initiative 307, "Denver Deserves Sidewalks"

In 2022, Denver voters approved Initiative 307, also known as "Denver Deserves Sidewalks," which shifts sidewalk maintenance responsibility to the city and imposes a new fee on property owners.

2022: Colorado Avalanche Won Stanley Cups

In 2022, While in Denver, they Colorado Avalanche have won three Stanley Cups.

2022: Colorado Mammoth Championship

In 2022, the Colorado Mammoth of the National Lacrosse League won a championship.

2022: Marijuana Legalized

Marijuana was legalized in the state in 2022.

2023: Religious Affiliation in Denver

According to the Pew Research Center, 53% of adults in the Denver Metro area identify as Christians in 2023-24, with Catholics being the most common denomination.

2023: Front Range Passenger Rail proposal in 2023

As of 2023, the Front Range Passenger Rail proposal suggests linking cities from Pueblo to Fort Collins and potentially Cheyenne, Wyoming.

2023: Denver's Top Employers

As of the city's 2023 Comprehensive Annual Financial Report, Denver's top employers are: (Note: Specific employers not provided in context).

2023: Denver MSA Gross Metropolitan Product

In 2023, the Denver MSA had a gross metropolitan product of $311.9 billion, ranking as the 18th largest metro economy in the United States. Additionally, the 12-County Denver–Aurora, CO Combined Statistical Area had a GDP of $377.7 billion in 2023, while the broader Front Range had a GDP of $474.6 billion.

2023: Denver Nuggets Won Their First NBA Championship

In 2023, the Denver Nuggets won their first NBA championship.

2024: Ibotta's Initial Public Offering

In 2024, Denver based Ibotta's initial public offering (IPO) was the largest tech IPO in Colorado's history.

2024: Winter Park Express Expanded Service

In 2024, and continuing into 2025, Amtrak's Winter Park Express greatly expanded service, doubling capacity and running Thursday-Monday during ski season.

2024: Colorado Ranked as a Bicycle-Friendly State

In 2024, the League of American Bicyclists rated Colorado as the sixth most bicycle-friendly state in the nation.

2025: Winter Park Express Expanded Service

In 2025, Amtrak's Winter Park Express greatly expanded service, doubling capacity and running Thursday-Monday during ski season, continuing expanded service from 2024.

2025: Denver Summit FC Awarded

In 2025, Denver was awarded a National Women's Soccer League team called Denver Summit FC.

2030: SCFD sales tax until 2030

Ballot issue 4B in 2016 won approval 62.8 percent to 37.2 percent, by Denver metro area voters, to extend the SCFD sales tax until 2030.

2040: Commuter rail connection to Boulder planned for 2040 or later

A commuter rail connection between Boulder/Longmont and Denver, as part of the FasTracks initiative, is planned to be completed by RTD, but no construction funds have been identified before 2040.