Allegheny Flag

Allegheny

County Seat:
No
Area (mi²):
31.059
State:
Pennsylvania

Allegheny is located in Westmoreland County, Pennsylvania. Allegheny has a 2025 population of 8,176 . Allegheny is currently declining at a rate of -0.21% annually and its population has decreased by -1.61% since the most recent census, which recorded a population of 8,310 in 2020.

The average household income in Allegheny is $106,288 with a poverty rate of 9.51%. The median age in Allegheny is 48.8 years: 50.8 years for males, and 48 years for females. For every 100 females there are 95.5 males.

8.2K
Total Population
263
Density (mi²)
-17 -0.21%
Growth

Allegheny Population

Allegheny Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Allegheny includes 94.57% White, and smaller percentages for other race, Black or African American and multiracial populations.

Population by Race

White (94.57%)

Two or more races (4.2%)

Other race (1.22%)

Black or African American (0.01%)

Race
Population
Percentage (of total)
White7,82094.57%
Two or more races3474.2%
Other race1011.22%
Black or African American10.01%

Allegheny Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Allegheny's average per capita income is $52,792. Household income levels show a median of $80,532. The poverty rate stands at 9.51%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$110,673-
Families$93,464$125,050
Households$80,532$106,288
Non Families$56,193$62,768

$52,792

Average Income

$80,532

Median Household Income

9.51%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)