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Allegheny County, Pennsylvania Demographics 2026

Allegheny County, Pennsylvania has a population of 1,238,177, the 2nd most populous county in Pennsylvania. The median household income is $78,548 and the median home value is $227,600. The poverty rate is 11.5%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Allegheny County Quick Facts

Population 1,238,177
Median Household Income $78,548
Median Home Value $227,600
Poverty Rate 11.5%
Unemployment Rate 5.0%
Median Age 40.6 years
Homeownership Rate 65.2%
Affordability Ratio 2.9x
Bachelor's Degree+ 45.8%
High School Graduation 95.7%
Cities/Places 105
Population 1,238,177 2nd of 67
Median Income $78,548 about the same as state
Poverty Rate 11.5%
Unemployment 5.0%

How Allegheny County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population1,240,4761,238,177-0.2%
Median household income$76,393$78,548+2.8%
Median home value$216,700$227,600+5.0%

Economy & Housing

Household Income Distribution

Under $25K 15.9%
$25K-$50K 17.1%
$50K-$100K 27.5%
$100K+ 39.5%
Detailed income brackets
Under $10K
5.5%
$10K-$15K
3.8%
$15K-$20K
3.2%
$20K-$25K
3.3%
$25K-$30K
3.2%
$30K-$35K
3.5%
$35K-$40K
3.4%
$40K-$45K
3.7%
$45K-$50K
3.3%
$50K-$60K
6.2%
$60K-$75K
9.0%
$75K-$100K
12.3%
$100K-$125K
9.9%
$125K-$150K
7.2%
$150K-$200K
9.8%
$200K+
12.7%

Employment

5.0% Unemployment Rate State: 5.3%|National: 5.2%
64.8% Labor Force Participation

Housing Overview

Owner 65.2%
Renter 34.8%
Affordability Index Very Affordable
2.9x home value to income ratio
Median gross rent $1,153/mo 17.6% of median household income annually

People & Demographics

Diversity Index

41out of 100
Moderate Diversity

Moderate diversity with one or two groups making up the majority.

State average: 45 | National average: 61

Education

Cities & Places in Allegheny County

CityPopulationMedian IncomePovertyHome Value
Pittsburgh304,759$65,74220.1%$205,800
Bethel Park32,881$107,0904.0%$273,400
Monroeville28,295$79,21810.7%$209,800
Plum26,723$98,7053.6%$227,600
Allison Park22,045$113,8223.6%$346,900
Baldwin21,057$80,9839.5%$208,400
West Mifflin19,190$76,56311.2%$151,600
McKeesport17,380$34,21932.0%$72,700
Franklin Park15,235$176,8750.7%$485,600
Whitehall14,811$89,4046.7%$236,200
Wilkinsburg14,027$46,41620.4%$155,500
Carnot-Moon13,534$100,7144.7%$264,200
Jefferson Hills12,317$116,0642.8%$315,900
Munhall10,548$52,51713.9%$132,100
Brentwood9,866$68,90419.1%$148,400
Glenshaw9,139$92,8647.1%$249,500
Swissvale8,418$60,34117.0%$147,000
Pleasant Hills8,399$102,1674.8%$244,800
Castle Shannon8,209$64,07110.5%$190,300
Bellevue8,128$68,8279.4%$213,300
Dormont8,063$80,5268.0%$221,800
Carnegie7,978$67,65611.7%$171,500
White Oak7,468$59,4529.8%$162,200
Oakmont6,702$92,7825.4%$334,500
West View6,533$84,0638.8%$227,100
Forest Hills6,286$89,6884.3%$200,700
Clairton6,044$36,53833.0%$66,500
Crafton5,961$64,0069.6%$201,000
McKees Rocks5,786$41,13132.1%$75,600
Coraopolis5,417$63,82811.5%$169,700
Fox Chapel5,246$243,6253.2%$900,600
Duquesne5,149$44,18022.9%$63,800
Turtle Creek5,007$45,99717.6%$84,900
Green Tree4,833$92,4226.4%$251,900
Bridgeville4,686$59,98111.6%$166,400
Avalon4,674$51,25014.6%$170,500
Glassport4,368$47,80315.9%$82,700
Tarentum4,249$45,16714.8%$84,300
North Braddock4,219$34,56428.8%$66,100
Sewickley3,823$101,0538.1%$464,300
Port Vue3,620$58,19410.1%$82,500
Etna3,364$53,65417.8%$135,800
Mount Oliver3,319$52,29715.1%$96,900
Springdale3,319$65,8933.9%$153,900
Ingram3,299$71,15413.5%$156,800
Millvale3,299$72,77817.2%$124,100
Trafford3,216$65,8399.2%$147,300
Brackenridge3,167$50,19715.1%$94,800
Sharpsburg3,119$59,22817.4%$141,400
Churchill3,087$106,9641.9%$234,800
Edgewood3,077$103,2035.3%$327,400
Pitcairn3,032$36,41915.4%$59,300
Imperial3,001$71,4893.5%$198,300
Gibsonia2,899$139,2261.5%$347,900
Homestead2,874$39,05218.6%$83,900
Aspinwall2,843$107,0003.3%$378,800
Bakerstown2,527$164,3306.7%$544,400
Verona2,524$48,73313.8%$145,200
Emsworth2,465$64,81611.4%$184,200
Liberty (Allegheny County)2,320$73,78613.3%$115,600
East Pittsburgh2,121$38,56145.4%$59,600
McDonald2,065$65,6258.0%$165,100
Braddock2,039$37,81327.5%$50,000
East McKeesport2,002$65,9079.5%$101,100
Ben Avon1,919$102,8697.2%$344,700
West Homestead1,905$77,2506.9%$167,400
Greenock1,815$52,3482.3%$147,200
Rankin1,793$48,14524.9%$95,000
Wilmerding1,761$36,46729.8%$61,200
Cheswick1,661$75,0006.8%$196,200
Dravosburg1,643$51,71512.3%$93,500
Braddock Hills1,629$39,98114.2%$129,800
Edgeworth1,587$202,8133.0%$820,100
Versailles1,533$42,50020.1%$97,100
Oakdale1,489$93,0368.0%$190,700
Bell Acres1,468$165,9875.0%$437,500
Sturgeon1,466$114,5920.9%$220,500
Blawnox1,439$60,33316.7%$173,000
Elizabeth1,371$51,17413.0%$108,300
Russellton1,333$71,7869.9%$241,300
Heidelberg1,234$67,8298.1%$150,200
Bradford Woods1,194$153,1251.9%$508,300
Whitaker1,140$63,19425.9%$98,500
Leetsdale1,096$66,3465.8%$156,000
Rennerdale1,067$120,1677.0%$325,300
Enlow1,019$111,2507.6%$284,500
Curtisville989$66,1066.8%$162,100
Lincoln922$73,7505.6%$135,200
Clinton (Allegheny County)899$104,6592.3%$222,500
Harwick899$60,17915.3%$134,800
Chalfant768$59,1207.0%$120,000
Bairdford706$68,92916.8%$172,700
Sewickley Heights690$203,2141.2%$1,062,500
Sewickley Hills672$175,0001.8%$486,400
Pennsbury Village655$69,16712.5%$157,100
Noblestown616$108,5820.5%$469,400
Glen Osborne585$136,0002.4%$581,700
Wall563$54,06327.2%$53,000
Rosslyn Farms534$93,7500.6%$446,200
Thornburg464$231,2500.2%$469,100
West Elizabeth344$55,0006.6%$82,100
Ben Avon Heights304$234,3750.7%$542,500
Glenfield199$98,7502.5%$165,400
Boston162$50,9030.0%$128,300
Haysville99$67,7781.0%$163,800

Population Overview

Allegheny County is located in Pennsylvania with a total population of 1,238,177. It is the 2nd most populous county out of 67 in Pennsylvania. The county encompasses 105 Census-designated places.

Age Demographics

The median age in Allegheny County is 40.6 years. This is about the same as the state median of 40.9 years.

Economy, Income & Housing

The median household income in Allegheny County is $78,548. This is about the same as the state median of $77,971. It is also 3% lower than the national median of $80,734. The poverty rate stands at 11.5%. This is 2% lower than the state poverty rate of 11.7%. The unemployment rate is 5.0%. This is 4% lower than the state rate of 5.3%. The median home value is $227,600. Housing costs are 11% lower than the state median of $254,500. With a home-value-to-income ratio of just 2.9x, Allegheny County is one of the most affordable housing markets in the area. 65.2% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 69.3%.

Race & Ethnicity

The largest racial or ethnic group in Allegheny County is White (non-Hispanic), making up 75.5% of the population. Black or African American residents account for 12.3%. The Hispanic or Latino population (3.0%) is well below the state average of 8.7%.

Education

45.8% of residents aged 25 and older hold a bachelor's degree or higher. This places Allegheny County in the top 10% of all counties in the state for educational attainment. This is 30% higher than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.7%. Notably, 19.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All figures for Allegheny County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Pennsylvania and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Allegheny County, Pennsylvania?

Allegheny County has a population of 1,238,177, making it the 2nd most populous county in Pennsylvania.

What is the median income in Allegheny County?

The median household income in Allegheny County is $78,548 with a poverty rate of 11.5%.

How many cities are in Allegheny County, Pennsylvania?

Allegheny County contains 105 Census-designated places.