History of Pittsburgh in Timeline

Pittsburgh is a city located in southwestern Pennsylvania at the confluence of the Allegheny and Monongahela rivers, which form the Ohio River. It is the second-most populous city in Pennsylvania and the 68th-most populous in the U.S., with a population of over 300,000. Pittsburgh anchors a metropolitan area of nearly 2.5 million residents, making it the largest metro area in the Ohio Valley and Appalachia.

July 1, 1901: Record Warm Daily Minimum

On July 1, 1901, Pittsburgh experienced a record warm daily minimum temperature of 82 °F (28 °C).

1901: Formation of U.S. Steel

In 1901, J. P. Morgan and attorney Elbert H. Gary merged Carnegie Steel Company and several other companies to form U.S. Steel.

1901: Pirates Pre-World Series Title

In 1901, the Pittsburgh Pirates claimed a pre-World Series title.

1902: Pirates Pre-World Series Title

In 1902, the Pittsburgh Pirates claimed a pre-World Series title.

1903: First World Series

In 1903, the Pittsburgh Pirates were in the first World Series.

1907: Annexation of Allegheny City

In 1907, Allegheny City, originally an independent entity, was annexed and became the North Side of Pittsburgh.

1910: Pittsburgh's Status as Nation's Eighth-Largest City

By 1910, Pittsburgh had become the nation's eighth-largest city and was responsible for producing between one-third and one-half of the national steel output.

1911: Magee Womens Hospital Established

In 1911, Magee Womens Hospital was established in Pittsburgh, contributing to the city's growing medical infrastructure.

1911: Federal recognition of "Pittsburg"

In 1911, the federal government still recognized the city's name as "Pittsburg," although the city government and local organizations retained the use of the final 'h'.

1912: Original Power Companies Founded

In 1912, Duquesne Light, one of the original power companies, was founded by George Westinghouse to serve the city.

1912: Founding of Duquesne University Red Masquers

In 1912, the Duquesne University Red Masquers were founded, becoming the oldest continuously producing theater company in Pennsylvania.

1914: Pitt women began play

In 1914, Pitt women began play before being reintroduced in 1970.

May 1918: Pittsburgh Agreement

In May 1918, the Pittsburgh Agreement was subscribed between Czech and Slovak nationalities, as envisioned by T. G. Masaryk, regarding the future foundation of Czechoslovakia.

1918: Nabisco Factory Built

In 1918, the Nabisco factory was built, later to be refurbished into modern office space.

1918: Lowest Snowfall Season

In the 1918-1919 season, Pittsburgh experienced its lowest snowfall, with only 8.8 inches (22 cm) recorded.

1919: Pittsburgh Locomotive and Car Works Ceases Manufacturing

In 1919, Andrew Carnegie's Pittsburgh Locomotive and Car Works, which manufactured for the rail industry, ceased operations.

November 2, 1920: KDKA began airing

On November 2, 1920, KDKA 1020 AM, the world's first commercially licensed radio station, began airing.

1921: Pittsburg Press Spelled without 'h'

In 1921, The Pittsburg Press continued to spell the city's name without an 'h' until this year, after which the spelling was changed.

1924: NHL awarded franchise to Pittsburgh Yellow Jackets

In 1924, the NHL awarded one of its first franchises to the Pittsburgh Yellow Jackets.

1927: Pittsburgh Steeling company established

In 1927, the Pittsburgh Steeling company was established, and the NFL's Pittsburgh Steelers team was later named after it.

1928: Pitt won pre-NCAA tournament National Championship

In 1928, the University of Pittsburgh won a pre-NCAA tournament National Championship.

1930: Lowest Annual Precipitation

In 1930, Pittsburgh recorded its lowest annual precipitation at 22.65 inches (575 mm).

1930: Pitt won pre-NCAA tournament National Championship

In 1930, the University of Pittsburgh won a pre-NCAA tournament National Championship.

1933: Rooney family acquired the Steelers

In 1933, the Rooney family acquired ownership of the Pittsburgh Steelers football team, marking the beginning of a long-standing family ownership.

1933: Democrats have been elected consecutively to the mayor's office

Since the 1933 election, Democrats have been elected consecutively to the mayor's office.

March 1936: Severe Flooding

In March 1936, the city of Pittsburgh experienced severe flooding, causing widespread damage.

1936: Pittsburgh Hornets Farm Team

In 1936, the Pittsburgh Hornets farm team was founded and lasted until 1967.

1937: Pittsburgh Pirates (NBL)

From 1937-45, the Pittsburgh Pirates were in the NBL.

1937: PGA Championships

In 1937, Pittsburgh suburban courses hosted PGA Championships.

1940: Population Composition in 1940

By 1940, non-Hispanic whites constituted 90.6% of the city's population, and Pittsburgh became a main destination for African-Americans during the Great Migration. Most African American men became unskilled steel workers.

1940: Duquesne reached NCAA tournament Final Four

In 1940, Duquesne University reached the NCAA tournament Final Four.

1941: Pitt reached NCAA tournament Final Four

In 1941, the University of Pittsburgh reached the NCAA tournament Final Four.

1947: Pittsburgh Ironmen inaugural NBA season

In 1947, the Pittsburgh Ironmen participated in the inaugural NBA season.

1950: City Population in 1950

In 1950, Pittsburgh's city population reached 680,000, but then declined due to suburbanization and economic changes, even as the metropolitan area population increased.

1950: Highest Snowfall Season

In the 1950-1951 season, Pittsburgh recorded its highest snowfall, with 80 inches (200 cm).

April 1, 1954: WQED 13 established

On April 1, 1954, WQED 13, the local PBS member station in Pittsburgh, was established.

1954: Allegheny General Administers Cobalt Therapy

In 1954, Allegheny General (AGH) was among the first medical facilities to administer Cobalt therapy.

1955: Duquesne won NIT title

In 1955, Duquesne University won the National Invitation Tournament (NIT) title.

1955: Polio Vaccine Comes Into Use

In 1955, the polio vaccine developed by American virologist Jonas Salk, who was a professor at the University of Pittsburgh, came into use.

1956: End of indoor skating at Exposition Building and Duquesne Gardens

In 1956, indoor skating at the Exposition Building on the Allegheny River and Duquesne Gardens in Oakland ended.

1956: Conway Rail Yard Becomes Largest Freight Rail Center

In 1956, the suburban Conway Rail Yard became the largest freight rail center in the world.

1957: LPGA Championships

In 1957, Pittsburgh suburban courses hosted LPGA Championships.

1959: Construction of Wastewater Treatment Plant

In 1959, Pittsburgh's wastewater treatment plant was constructed to treat stormwater and wastewater collected by the combined sewer system.

1961: Pittsburgh Rens

From 1961-63, the Pittsburgh Rens existed.

1961: Opening of the Civic Arena

In 1961, the Civic Arena opened after the displacement of 1,551 mostly Black residents and 413 businesses in the Lower Hill District during the 1950s. This project, part of Pittsburgh's revitalization efforts, led to a significant decrease in the neighborhood's population.

1961: Point Park University was founded

Point Park University was founded in 1961.

1965: PGA Championships

In 1965, Pittsburgh suburban courses hosted PGA Championships.

1966: Mary Lou Williams Album

In 1966, pianist-composer Mary Lou Williams honored her hometown of Pittsburgh with an album featuring Leon Thomas.

1967: Pittsburgh Penguins founding

In 1967, the Pittsburgh Penguins NHL team was founded.

1967: Pittsburgh Hornets Farm Team

The Pittsburgh Hornets farm team ended its run in 1967.

1968: Release of 'Night of the Living Dead'

In 1968, George A. Romero's film 'Night of the Living Dead' was released, establishing Pittsburgh as the birthplace of the modern zombie film genre.

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1968: First Heart Transplant in Pennsylvania

In 1968, UPMC performed the state's first heart transplant.

1968: Pittsburgh Pipers won American Basketball Association championship

In 1968, the Pittsburgh Pipers, led by Connie Hawkins, won the first American Basketball Association championship.

1968: ABA Title Won

Pittsburgh's ABA franchise won the title in 1968.

1970: Pittsburgh Condors

From 1970-72, the Pittsburgh Condors existed.

1970: Pitt women reintroduced

In 1970, Pitt women's basketball was reintroduced.

1970: Non-Hispanic White Population

In 1970, non-Hispanic whites made up 78.7% of Pittsburgh's population, a larger percentage compared to the 64.8% reported in 2010.

1971: Pirates Field All-Minority Lineup

In 1971, the Pittsburgh Pirates were the first Major League team to field an all-minority lineup.

1972: Steelers sell out every home game

Since 1972, the Pittsburgh Steelers have sold out every home game, reflecting their enduring popularity.

1973: Democrats ran off the party ticket

In 1973, lifelong Democrats ran off the party ticket.

1975: Ryder Cup

In 1975, the Ryder Cup was hosted at Pittsburgh suburban courses.

1977: "Renaissance II" Project

In 1977, Pittsburgh launched the "Renaissance II" project, which focused on cultural and neighborhood development within the city.

1977: Democrats ran off the party ticket

In 1977, lifelong Democrats ran off the party ticket.

1980: UPMC Announces Expansion and Hires Thomas Starzl

In 1980, UPMC announced a $250 million expansion and hired transplant pioneer Thomas Starzl.

1980: Conway Rail Yard Loses Title of Largest Freight Rail Center

In 1980, the Conway Rail Yard lost its title as the world's largest freight rail center.

1983: First Cystic Fibrosis Heart-Lung Transplant

In 1983, UPMC pioneered the first known cystic fibrosis heart-lung transplant.

1984: First Simultaneous Liver and Heart Transplant on a Child

In 1984, UPMC performed the world's first simultaneous liver and heart transplant operation on a child, 6-year-old Stormie Jones.

1984: Allegheny General Surgeons Pioneer Modern Brain Surgery

In 1984, surgeons at Allegheny General pioneered modern brain surgery techniques.

1984: INPEX Convention

Since 1984, Pittsburgh has hosted INPEX, the world's largest invention trade show.

1985: Youngest Heart-Lung Transplant

In 1985, UPMC performed the youngest heart-lung transplant on a 9-year-old.

1985: UPMC Performs Liver Transplant and Reveals New Device

In 1985, a UPMC surgery team performed a liver transplant on 5-year-old Amie Garrison after flying to Baylor University. Also in 1985, UPMC surgeons Drs. Griffith, Hardesty, and Trento revealed a new device after a heart-lung transplant.

1986: UPMC Announces Modernization

In 1986, UPMC announced a $230 million modernization project.

July 16, 1988: Record High Temperature

On July 16, 1988, Pittsburgh recorded a record high temperature of 103 °F (39 °C).

1989: First Heart-Liver-Kidney Transplant

In 1989, UPMC performed the world's first heart-liver-kidney transplant.

1990: Ukrainian Community

According to the 1990 census, Pittsburgh had the fifth-largest Ukrainian community in the United States.

1990: National League Championship Series Appearance

In 1990, the Pittsburgh Pirates made a National League Championship Series appearance.

1991: Penguins won Eastern Conference title and Stanley Cup

In 1991, the Pittsburgh Penguins won the Eastern Conference title and the Stanley Cup championship.

1992: Penguins won Eastern Conference title and Stanley Cup

In 1992, the Pittsburgh Penguins won the Eastern Conference title and the Stanley Cup championship.

1993: Beginning of Losing Seasons

In 1993, the Pittsburgh Pirates began their MLB record for most consecutive losing seasons, which lasted until 2012.

January 19, 1994: Record Low Temperature

On January 19, 1994, Pittsburgh recorded a record low temperature of -22 °F (-30 °C).

July 15, 1995: Last 100 °F+ Reading

The last time Pittsburgh experienced temperatures of 100 °F (38 °C) or higher was on July 15, 1995.

1995: Pittsburgh Piranhas

In 1995, the Pittsburgh Piranhas reached the CBA Finals.

1996: UPMC's ISMETT Branch Approved

In 1996, the Italian government approved UPMC's planned Sicily ISMETT branch, allowing transplant surgeons to supervise and deliver the world's third--and first public—cross species marrow transplant at University of California, San Francisco.

1997: First Heart-Liver Transplant on an Infant

In 1997, UPMC conducted the world's first heart-liver transplant on an infant.

1997: September Pennant Race

In 1997, the Pittsburgh Pirates' September pennant race featured the franchises' last no-hitter and last award for Sporting News' Executive of the Year.

1998: Nabisco Factory Refurbishment Completed

By 1998, the Nabisco factory refurbishment into modern office space was completed. It eventually housed Google's research and technology offices, known as Bakery Square.

1998: First Pediatric Heart-Double Lung-Liver Transplant

In 1998, UPMC carried out the first pediatric heart-double lung-liver transplant.

1998: Riverhounds founded

In 1998, the Riverhounds, an American professional soccer team, were founded.

1999: Mario Lemieux became Penguins owner

In 1999, Mario Lemieux became the owner of the Pittsburgh Penguins.

1999: International Society for Bipolar Disorders Founded

In 1999, UPMC's Thomas Detre founded the International Society for Bipolar Disorders at a world medical conference in Pittsburgh.

2000: Population Decrease

Between 2000 and 2010, the population of Pittsburgh decreased by 8.6%, according to the 2010 census.

2000: PPS teachers salary

In 2000, Pittsburgh Public Schools teachers were paid well relative to their peers.

2000: UPMC Sports Performance Complex Opens

In 2000, the $80 million UPMC Sports Performance Complex for the Pittsburgh Panthers & Pittsburgh Steelers opened.

2000: Keystone State Wrestling Alliance (KSWA) founded

In 2000, the Keystone State Wrestling Alliance (KSWA) professional wrestling promotion was founded in Pittsburgh.

2000: UPMC Ranked Among U.S. News & World Report's "Honor Roll"

Since 2000, UPMC has been consistently ranked among U.S. News & World Report's "Honor Roll" as one of the best hospitals overall in the United States.

2002: AGH Opens Cancer Center

In 2002, AGH opened its $30 million, 5-floor, 100,000 sq. ft. cancer center.

2002: Pittsburgh Passion founded

In 2002, the Pittsburgh Passion, the city's professional women's football team, was founded.

2003: Hillman Cancer Center Opens and UPMC Agrees with IBM

In 2003, the $130 million, 350,000 sq. ft. Hillman Cancer Center opened, and UPMC entered into an 8-year, $420 million agreement with IBM to upgrade medical technologies & health information systems.

2003: Tekko Convention

Since 2003, Pittsburgh has hosted Tekko, a four-day anime convention.

2004: Pittsburgh Xplosion

From 2004-08, the Pittsburgh Xplosion existed.

2004: Hurricane Ivan Remnants Flood

In 2004, remnants of Hurricane Ivan caused record rainfall in Pittsburgh, leading to occasional flooding in low-lying areas near rivers and creeks.

2005: Pittsburgh's Urban Forest

As of 2005, Pittsburgh had 31,000 trees along 900 miles of streets, enhancing the city's urban environment.

2005: Bassmaster Classic

In 2005, Pittsburgh hosted annual world-title fishing competitions of the Bassmaster Classic.

2005: Global Liveability Ranking

In 2005, The Economist's Global Liveability Ranking placed Pittsburgh as the most livable city in the United States.

2005: Senior PGA Championship

In 2005, the Senior PGA Championship was hosted at Pittsburgh suburban courses.

2006: Housing Price Appreciation

Between 2006 and 2011, the Pittsburgh metropolitan statistical area experienced over 10% appreciation in housing prices, the highest among the largest 25 metropolitan statistical areas in the United States.

2006: Luke Ravenstahl became mayor

In 2006, Luke Ravenstahl was sworn in as mayor of Pittsburgh.

2006: Pennsylvania Film Production Tax Credit passed

In 2006, the Pennsylvania Film Production Tax Credit was passed, accelerating Pittsburgh's film industry.

2006: Steelers won Super Bowl

In 2006, the Pittsburgh Steelers won their fifth Super Bowl, adding to their legacy.

2006: Anthrocon Held in Pittsburgh

Since 2006, Anthrocon, the world's largest furry convention, has been held annually at the David L. Lawrence Convention Center in Pittsburgh.

2006: Anthrocon Convention

Since 2006, Pittsburgh has hosted Anthrocon, a furry convention.

2007: Film tax credit incentive established

In 2007, the 25% tax credit incentive was established, notably impacting the region's economy and job creation.

2007: Technology Industry Payroll

In 2007, the annual payroll of Pittsburgh's technology industries exceeded $10.8 billion.

2008: Penguins won Eastern Conference title

In 2008, the Pittsburgh Penguins won the Eastern Conference title.

September 2009: 2009 G20 Pittsburgh summit

In September 2009, the 2009 G20 Pittsburgh summit was held in Pittsburgh, hosting leaders and representatives from major global economies.

2009: Pittsburgh Phantoms

From 2009-10, the Pittsburgh Phantoms existed.

2009: Forrest Wood Cup

In 2009, Pittsburgh hosted annual world-title fishing competitions of the Forrest Wood Cup.

2009: 2009 G20 Pittsburgh summit

In 2009, Pittsburgh hosted the G20 Pittsburgh summit, an international forum for the governments and central bank governors from 19 countries and the European Union.

2009: Global Liveability Ranking

In 2009, The Economist's Global Liveability Ranking placed Pittsburgh as the most livable city in the United States.

2009: First Double Hand Transplant in the Nation

In 2009, UPMC performed the nation's first double hand transplant.

2009: UPMC Children's Hospital of Pittsburgh Opens

In 2009, the $600 million UPMC Children's Hospital of Pittsburgh opened.

2009: Demolition of East Mall Public Housing

In 2009, the East Mall public housing complex was demolished and replaced by businesses like Target. This action was cited as evidence of gentrification and a strategy to disperse Black and low-income populations.

2009: Penguins won Eastern Conference title and Stanley Cup

In 2009, the Pittsburgh Penguins won the Eastern Conference title and the Stanley Cup championship.

2009: Steelers won Super Bowl

In 2009, the Pittsburgh Steelers won a league record sixth Super Bowl.

2009: DUG East energy trade show

Since 2009, Pittsburgh has hosted the DUG East energy trade show.

2010: ARDA Study on Religious Residents

According to a 2010 Association of Religion Data Archives (ARDA) study, Pittsburgh metro area residents included 773,341 Catholics, 326,125 Mainline Protestants, 174,119 Evangelical Protestants, 20,976 Black Protestants, and 16,405 Orthodox Christians, with 996,826 listed as "unclaimed" and 16,405 as "other".

2010: 2010 Census Data

According to the 2010 census, there were 305,704 people residing in Pittsburgh, reflecting an 8.6% decrease since 2000. The racial makeup was 66.0% White, 25.8% Black or African American, 4.4% Asian and 2.3% mixed.

2010: Number of Technology Companies

In 2010, Pittsburgh had 1,600 technology companies.

2010: Household and Population Data

In 2010, Pittsburgh had 143,739 households. The population distribution was 19.9% under 18, 14.8% from 18 to 24, 28.6% from 25 to 44, 20.3% from 45 to 64, and 16.4% who were 65 or older. The median age was 36 years.

2010: UPMC Adopts Hamot Medical Center

In 2010, UPMC officially adopted Hamot Medical Center in Erie, Pennsylvania.

2010: First Total Forearm and Hand Transplant

In 2010, UPMC performed the first total forearm and hand transplant.

2010: Terrance Hayes Wins National Book Award

In 2010, poet Terrance Hayes, who earned his MFA at the University of Pittsburgh, won the National Book Award.

2010: Penguins moved to PPG Paints Arena

In 2010, the Pittsburgh Penguins moved into the PPG Paints Arena.

2011: Housing Price Appreciation

2011: Pittsburgh became "Gotham City"

In 2011, Pittsburgh became "Gotham City" during the filming of The Dark Knight Rises.

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2011: Global Liveability Ranking

In 2011, The Economist's Global Liveability Ranking placed Pittsburgh as the most livable city in the United States.

2011: Wiz Khalifa's 'Black and Yellow' Hit

In 2011, Wiz Khalifa's hit song 'Black and Yellow' reached number one on the Billboard Hot 100.

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2011: Valuation of Urban Forest Benefits

In 2011, an analysis valued the annual benefits of Pittsburgh's urban forest between $10 and $13 million, based on contributions to aesthetics, energy use, and air quality.

2011: Port of Pittsburgh Ranks 20th Largest in the U.S.

In 2011, the Port of Pittsburgh ranked as the 20th-largest port in the United States with almost 34 million short tons of river cargo.

2011: Pittsburgh Dad Series on YouTube

Since 2011, the Pittsburgh Dad series has showcased the Pittsburghese genre to a global YouTube audience.

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2012: Panthers Leaving Big East

Between 2012 and 2013 seasons, the University of Pittsburgh Panthers left the Big East for the ACC.

2012: Senior Players Championships

From 2012-14, Pittsburgh suburban courses hosted Senior Players Championships.

2012: Global Liveability Ranking

In 2012, The Economist's Global Liveability Ranking placed Pittsburgh as the most livable city in the United States.

2012: UPMC Study on Robotic Arm Movement Published

In 2012, The Lancet published a UPMC study showing two 9-year-old quadriplegics were able to move a robotic arm by thought, allowing them to pick up objects, shake hands, and even eat.

2012: Crime Statistics per 100,000 persons stats

In 2012, per 100,000 persons stats were collected.

2012: End of Losing Seasons Streak

In 2012, the Pittsburgh Pirates ended their MLB record for most consecutive losing seasons.

2012: UPMC Children's Hospital Featured in World News, Pittsburgh Penguins Training Facility Announced

In 2012, the UPMC Children's Hospital of Pittsburgh was featured in world news for its unique approaches to patient care. Also in 2012, the Pittsburgh Penguins announced a state of the art training facility with UPMC.

2012: Hot Mass After-Hours Party

Since 2012, the Hot Mass after-hours electronic music dance party has been a key part of Pittsburgh's electronic music scene, known for its European nightclub vibe.

2013: Panthers Leaving Big East

Between 2012 and 2013 seasons, the University of Pittsburgh Panthers left the Big East for the ACC.

2013: Pittsburgh named 3rd "most secure" big city

In 2013, Pittsburgh was named the 3rd "most secure" big city by Farmers Insurance.

2013: Sperling's Best Places Top 15 Cities for Baseball

In 2013, Sperling's Best Places listed Pittsburgh as one of the "top 15 cities for baseball".

2013: UPMC Partners with Nazarbayev University

In 2013, UPMC announced its partnership with Nazarbayev University to help found its medical school.

2013: National League Division Series Appearance

In 2013, the Pittsburgh Pirates made a National League Division Series appearance.

January 6, 2014: Bill Peduto was sworn in as mayor

On January 6, 2014, Bill Peduto was sworn in as mayor of Pittsburgh.

2014: Air Quality Impact on Children

A study from 2014 to 2016 found that children near pollution sources in Pittsburgh had asthma rates nearly three times the national average, indicating the impact of air quality on health.

2014: Pew Research Center Study on Religious Identification

According to a 2014 study by the Pew Research Center, 78% of Pittsburgh's population identified as Christians, with 42% attending Protestant churches and 32% professing Catholic beliefs. 18% claimed no religious affiliation, while other religions made up about 4% of the population.

2014: Global Liveability Ranking

In 2014, The Economist's Global Liveability Ranking placed Pittsburgh as the most livable city in the United States.

2014: Terrance Hayes Named MacArthur Foundation Fellow

In 2014, poet Terrance Hayes, winner of the 2010 National Book Award, was named a MacArthur Foundation Fellow.

2014: Wild Card Game Appearance

In 2014, the Pittsburgh Pirates made a Wild Card game appearance.

2015: Chatham University became coeducational

In 2015, Chatham University became fully coeducational.

2015: Pittsburgh Listed Among Most Livable Cities

In 2015, Pittsburgh was listed among the "eleven most livable cities in the world" by Metropolis magazine.

2015: Wild Card Game Appearance

In 2015, the Pittsburgh Pirates made a Wild Card game appearance.

2016: Air Quality Impact on Children

A study from 2014 to 2016 found that children near pollution sources in Pittsburgh had asthma rates nearly three times the national average, indicating the impact of air quality on health.

2016: Penguins won Eastern Conference title and Stanley Cup

In 2016, the Pittsburgh Penguins won the Eastern Conference title and the Stanley Cup championship.

2016: High Lead Levels in Drinking Water

In 2016, the Pittsburgh Water and Sewer Authority (PWSA) faced criticism due to high lead levels in the city's drinking water, leading to increased concerns among residents.

2017: Major film and television productions

From 2017 to 2023, Pittsburgh welcomed a series of major film and television productions significantly contributing to the local economy.

2017: Cohen Center Study on Jewish Population

In 2017, a study by the Cohen Center for Modern Jewish Studies at Brandeis University estimated the Jewish population of Greater Pittsburgh was 49,200.

2017: ALCOSAN System Upgrade Proposal

In 2017, the Allegheny County Sanitary Authority (ALCOSAN) proposed a $2 billion system upgrade to address issues with untreated sewage overflow into rivers.

2017: Penguins won Eastern Conference title and Stanley Cup

In 2017, the Pittsburgh Penguins won the Eastern Conference title and the Stanley Cup championship.

2018: Population Density in Pittsburgh

As of 2018, much of Pittsburgh's population density was concentrated in the central, southern, and eastern areas. The city limits had a population density of 5,513 people per square mile, with North Oakland and Uptown Pittsburgh being the most densely populated parts. Outside of the city limits, Dormont and Mount Oliver were Pittsburgh's most densely-populated neighborhoods.

2018: Highest Annual Precipitation

In 2018, Pittsburgh recorded its highest annual precipitation at 57.83 inches (1,469 mm).

2018: Global Liveability Ranking

In 2018, The Economist's Global Liveability Ranking placed Pittsburgh as the most livable city in the United States.

2018: Panthers appeared in ACC Championship Game

In 2018, the University of Pittsburgh Panthers football team appeared in the ACC Championship Game.

2018: Teacher salary in Pittsburgh

In 2018, the starting teacher salary offered to teachers with a BA was $46,920 and the maximum annual salary for a teacher with a master's degree was $95,254.

2019: Pittsburgh Bureau of Police reported murders

At the end of 2019, the Pittsburgh Bureau of Police reported 37 murders in the city that year.

2019: Income Data

By the 2019 American Community Survey, the median income for a household in Pittsburgh increased to $53,799, and for families, it was $68,922.

2019: Pittsburgh Named "Food City of the Year"

In 2019, Pittsburgh was deemed "Food City of the Year" by af&co, a San Francisco-based restaurant and hospitality consulting firm. Many restaurants were favorably mentioned.

2019: EPA Approval of ALCOSAN Upgrade

In 2019, the EPA approved ALCOSAN's proposed $2 billion system upgrade to address untreated sewage overflow issues.

2020: 2020 Census Data

As of the 2020 census, Pittsburgh's population was 302,971. This makes it the second-most populous city in Pennsylvania and the 68th-most populous in the U.S. in 2020.

November 2021: Ed Gainey elected as mayor

In November 2021, Ed Gainey was elected as the first African-American mayor of Pittsburgh.

2021: EPA Data on Air Quality

From 2021 to 2024, data from the United States Environmental Protection Agency (EPA) showed that Pittsburgh's air quality was generally good or moderate.

2021: Panthers won ACC Championship Game

In 2021, the University of Pittsburgh Panthers football team won the ACC Championship Game.

2022: Air Quality Data

The American Lung Association's 2024 "State of the Air" report, covering data from 2020 to 2022, indicated that while Pittsburgh's air quality is poor, it is improving.

2023: Major film and television productions

From 2017 to 2023, Pittsburgh welcomed a series of major film and television productions significantly contributing to the local economy.

2023: Police budget increased

In 2023, members of the Pittsburgh City Council approved an increase to the police budget by $6 million.

2023: Summer Lee representative of Pennsylvania's 12th congressional district

Since 2023, Summer Lee has been the Democrat representative of Pennsylvania's 12th congressional district.

2024: Anthrocon Attendance and Economic Impact

In 2024, Anthrocon attracted over 17,000 visitors and has generated a cumulative economic impact of $53 million over 11 years. Additionally, the reality show Dance Moms is filmed at Pittsburgh's Abby Lee Dance Company.

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2024: American Lung Association Report

In 2024, The American Lung Association's "State of the Air" report indicated Pittsburgh's air quality is improving, but still poor, ranking 26th for short-term particle pollution, 19th for year-round particle pollution, and earning a D grade for ozone pollution.