Castle Shannon

County:: Allegheny County
County Seat:: No
Area (mi²):: 1.598
State:: Pennsylvania

Castle Shannon is a borough located in Allegheny County, Pennsylvania. Castle Shannon has a 2025 population of 7,975. Castle Shannon is currently declining at a rate of -0.78% annually and its population has decreased by -3.8% since the most recent census, which recorded a population of 8,290 in 2020.

The average household income in Castle Shannon is $81,574 with a poverty rate of 8.45%.The median age in Castle Shannon is 41.9 years: 40.3 years for males, and 42.2 years for females.

Demographics

The racial composition of Castle Shannon includes 85.72% White, 4.75% Black or African American, and smaller percentages for Asian, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	7,061	85.72%
Two or more races	493	5.99%
Black or African American	391	4.75%
Asian	225	2.73%
Other race	67	0.81%

Castle Shannon Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Castle Shannon's average per capita income is $50,422. Household income levels show a median of $62,426. The poverty rate stands at 8.45%.

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	$104,375	-
Families	$92,408	$101,343
Households	$62,426	$81,574
Non Families	$50,581	$59,273

$50,422

Average Income

$62,426

Median Household Income

8.45%

Poverty Rate