Township · Pennsylvania

Allegheny Township, Somerset County, Pennsylvania

Allegheny Township, Somerset County, township, in Somerset County, Pennsylvania. Allegheny Township, Somerset County had 614 residents on July 1, 2025 by the Census Bureau's estimate, down 1.0% since 2020; the 2020 Census counted 613 and the ACS 2020-2024 5-year estimates put it at 786 (±136). GEOID 4211100876.

Residents, July 2025 estimate

614

Census Bureau estimate (no margin published)
2020 Census count: 613 · ACS 2020-2024: 786 ±136

Median household income

$75,583

±$7,630 (90% margin)
Pennsylvania: $77,971

Median home value

$164,100

±$44,733 (90% margin)
Pennsylvania: $254,500

Median gross rent

not published


Pennsylvania: $1,209

Where is Allegheny Township, Somerset County and what county is it in?

Allegheny Township, Somerset County is a township in Somerset County, Pennsylvania. It covers 51.1 square miles of land, 12 residents per square mile in 2020.

Allegheny Township, Somerset County is in the Somerset, PA micropolitan statistical area (Census Bureau delineation, July 2023).

Allegheny Township, Somerset County (marked with a dot) in Somerset County, Pennsylvania. Boundaries: Census Bureau 2024.

Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files

How many people live in Allegheny Township, Somerset County, and is it growing?

The Census Bureau estimates that 614 people lived in Allegheny Township, Somerset County on July 1, 2025, down 1.0% since 2020, while Pennsylvania grew 0.4%. The 2020 Census counted 613 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 786 (±136).

  • July 2020→2021 +0 (620)
  • 2021→2022 +0 (620)
  • 2022→2023 −5 (615)
  • 2023→2024 −1 (614)
  • 2024→2025 +0 (614)
ACS 2020-2024 5-year estimates (counts) with the change from 2015-2019
MeasureAllegheny Township, Somerset CountySomerset CountyPennsylvaniaChange since 2015-2019
Total population786±13672,79913,018,639+188
Households323±4929,3445,274,853no clear change
Average household size2.43±0.232.342.39no clear change
Housing units469±5237,8635,806,452no clear change

Allegheny Township, Somerset County's population since 2000

From 654 in 2000 to 614 in 2025: down 6.1%. The 2000, 2010 and 2020 figures are census counts, each for Allegheny Township, Somerset County as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.

  • 2000 Census 654
  • 2005 (estimate) 671
  • 2010 Census 692
  • 2015 (estimate) 679
  • 2020 Census 613
  • 2025 (estimate) 614

Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov

Who lives in Allegheny Township, Somerset County?

The median resident of Allegheny Township, Somerset County is 43.3 years old; 17.7% are under 18 and 22.1% are 65 or older. The largest group is non-Hispanic white residents at 85.6%, then Hispanic or Latino residents (of any race) at 12.0%.

Age, origin, education and moves, ACS 2020-2024 5-year estimates. Race groups are non-Hispanic; Hispanic includes any race.
MeasureAllegheny Township, Somerset CountySomerset CountyPennsylvaniaChange since 2015-2019
Median age43.3±10.046.940.9−14.0
Under 18 years17.7%±5.3 pts18.2%20.4%–
65 years and over22.1%±4.7 pts23.9%19.5%–
Male56.4%±6.5 pts52.3%49.3%–
Hispanic or Latino (any race)12.0%±12.6 pts1.5%8.7%–
White alone, not Hispanic85.6%±12.3 pts93.3%73.0%−14.2 pts
Black or African American alone, not Hispanic0.1%±0.3 pts2.6%10.3%–
Asian alone, not Hispanic0.0%±4.0 pts0.5%3.8%–
American Indian and Alaska Native alone, not Hispanic0.0%±4.0 pts0.0%0.1%–
Native Hawaiian and Other Pacific Islander alone, not Hispanic0.0%±4.0 pts0.0%0.0%–
Two or more races, not Hispanic2.3%±1.6 pts1.6%3.6%–
Some other race alone, not Hispanic0.0%±4.0 pts0.4%0.5%–
Born outside the United States12.1%±12.6 pts1.4%7.7%–
Speak a language other than English at home (age 5+)16.3%±13.3 pts4.2%12.4%–
Civilian veterans (age 18+)9.9%±4.2 pts7.5%6.1%–
With a disability11.5%±3.8 pts16.3%14.4%–
No health insurance coverage13.1%±12.8 pts6.6%5.6%–
High school graduate or higher (age 25+)93.4%±3.1 pts90.9%92.1%–
Bachelor's degree or higher (age 25+)15.7%±4.5 pts17.9%35.2%no clear change
Graduate or professional degree (age 25+)8.0%±2.8 pts6.3%14.3%–
Lived in the same house a year earlier93.7%±5.4 pts93.0%89.3%–
Moved from another state in the past year0.0%±4.1 pts0.8%1.9%–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov

What do households in Allegheny Township, Somerset County earn?

Half of Allegheny Township, Somerset County's 323 households earn less than $75,583 a year (±$7,630), against $61,446 in Somerset County and $77,971 in Pennsylvania. In 2015-2019 it was $66,663 in 2024 dollars; the margins of error cannot tell the two periods apart. 7.8% of residents live below the poverty line.

Income and poverty in 2024 dollars, ACS 2020-2024 5-year estimates; 2015-2019 dollars adjusted with the R-CPI-U-RS
MeasureAllegheny Township, Somerset CountySomerset CountyPennsylvaniaChange since 2015-2019
Median household income$75,583±$7,630$61,446$77,971no clear change
Mean household income$93,398±$15,967$78,574$107,538–
Per capita income$37,666±$5,316$32,808$44,355no clear change
People below the poverty line7.8%±3.8 pts11.0%11.7%no clear change
Children under 18 below the poverty line5.0%±7.2 pts14.5%15.6%–
Households receiving SNAP9.0%±5.4 pts14.3%14.4%–
Households with a computer87.9%±5.2 pts87.9%93.8%–
Households with a broadband subscription79.3%±7.1 pts82.0%89.7%–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What does housing cost in Allegheny Township, Somerset County?

Owners occupy 75.5% of Allegheny Township, Somerset County's occupied homes and renters 24.5%. The median owner-occupied home is valued at $164,100 by its owner (±$44,733).

Housing, ACS 2020-2024 5-year estimates. Home values are owners' own estimates.
MeasureAllegheny Township, Somerset CountySomerset CountyPennsylvaniaChange since 2015-2019
Median home value (owner-occupied)$164,100±$44,733$150,600$254,500no clear change
Renters paying 35% or more of income on rent32.7%±31.8 pts30.6%39.5%–
Median monthly owner costs, with a mortgage$1,494±$299$1,268$1,762–
Owner-occupied homes75.5%±10.5 pts80.4%69.3%no clear change
Renter-occupied homes24.5%±10.5 pts19.6%30.7%–
Housing units469±5237,8635,806,452no clear change
Homeowner vacancy rate0.0%±12.5 pts0.5%0.8%–
Rental vacancy rate0.0%±32.4 pts6.1%4.9%–
Single-family detached homes78.9%±7.9 pts74.0%56.6%–
Mobile homes18.1%±8.0 pts10.0%3.5%–
Built 2020 or later0.0%±6.7 pts0.5%1.0%–
Built 2010 to 201913.6%±7.7 pts3.3%5.1%–
Built 1939 or earlier19.0%±6.0 pts28.2%25.0%–
Households with no vehicle10.5%±10.2 pts6.3%10.4%–

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov

How many new homes is Allegheny Township, Somerset County building?

Builders took permits for 1 new housing units in Allegheny Township, Somerset County in 2025 (1 in single-family houses), 1.6 per 1,000 residents against 2.0 across Pennsylvania.

  • 2019 3 units
  • 2020 2 units
  • 2021 4 units
  • 2022 0 units
  • 2023 1 units
  • 2024 2 units
  • 2025 1 units

Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.

Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey

How do people in Allegheny Township, Somerset County work and get to work?

65.5% of Allegheny Township, Somerset County's workers drive alone and 7.4% work from home. The average trip to work takes 23.5 minutes.

Work and commuting, ACS 2020-2024 5-year estimates (workers 16 and over)
MeasureAllegheny Township, Somerset CountySomerset CountyPennsylvaniaChange since 2015-2019
In the labor force (age 16+)66.5%±7.2 pts55.7%62.7%–
Unemployment rate2.3%±1.9 pts4.9%5.3%–
Drove alone to work65.5%±19.0 pts80.3%68.2%–
Carpooled4.5%±2.9 pts7.7%7.5%–
Public transportation0.0%±7.4 pts0.1%3.6%–
Walked22.6%±21.5 pts2.4%3.3%–
Worked from home7.4%±3.8 pts8.5%15.6%no clear change
Mean travel time to work23.5 min±6.224.9 min26.3 minno clear change

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov

What census tracts are in Allegheny Township, Somerset County?

No census tract lies mostly in Allegheny Township, Somerset County; 1 tract reaches into it (2020 census blocks).

Census tracts in Allegheny Township, Somerset County, ACS 2020-2024 5-year estimates
TractResidents, 2020-2024Median household incomeMedian home valueShare of tract in Allegheny Township, Somerset County
Tract 213Somerset County3,446 $65,365 $176,80024%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Allegheny Township, Somerset County) · Census block assignment files

How does Allegheny Township, Somerset County compare with other places in Pennsylvania?

By the Census Bureau's July 2025 estimates, Allegheny Township, Somerset County is the 9,420th-most populous of the 16,079 U.S. towns and townships that have one and the 1,331st-most populous of 1,542 in Pennsylvania.

Allegheny Township, Somerset County is not ranked by income or the other survey measures: those rankings include places of 1,000 or more residents (2020 Census) with a reliable estimate.

Allegheny Township, Somerset County's rank in Pennsylvania (1 = highest): by population among the state's towns and townships with a 2025 estimate; by the other measures among places of 1,000+ residents with a reliable estimate
MeasureRankOf
Population, July 2025 estimate1,331st1,542

Allegheny Township, Somerset County's figures with every place in Pennsylvania (CSV)

Every place in Pennsylvania, sortable · Compare Allegheny Township, Somerset County with other places

Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed

How reliable are the figures for Allegheny Township, Somerset County?

20 of the 56 figures for Allegheny Township, Somerset County on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.

The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections

Not on this page: crime, weather and schools for Allegheny Township, Somerset County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.