Sewickley Flag

Sewickley

County Seat:
No
Area (mi²):
0.999
State:
Pennsylvania

Sewickley is a borough located in Allegheny County, Pennsylvania. Sewickley has a 2025 population of 3,685. Sewickley is currently declining at a rate of -1.15% annually and its population has decreased by -5.56% since the most recent census, which recorded a population of 3,902 in 2020.

The average household income in Sewickley is $150,923 with a poverty rate of 6.99%.The median age in Sewickley is 38.9 years: 37.1 years for males, and 41.5 years for females.

3.7K
Total Population
3,687
Density (mi²)
-43 -1.15%
Growth

Sewickley Population

Sewickley Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Sewickley includes 87.38% White, and smaller percentages for Black or African American, other race, Asian and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White3,36487.38%
Two or more races3388.78%
Black or African American952.47%
Other race380.99%
Asian150.39%

Sewickley Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sewickley's average per capita income is $70,795. Household income levels show a median of $94,828. The poverty rate stands at 6.99%.

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$176,667-
Families$165,430$206,274
Households$94,828$150,923
Non Families$39,318$65,446

$70,795

Average Income

$94,828

Median Household Income

6.99%

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)