Jefferson County Flag

Jefferson County

State:
Pennsylvania
County Seat:
Brookville

Jefferson County's estimated 2025 population is 43,374 with a growth rate of -0.27% in the past year according to the most recent United States census data. Jefferson County is the 49th largest county in Pennsylvania. The 2010 population was 45,163 and has seen a growth of -3.96% since that time.

43,374
Total Population
67
Population Density (mi²)
49
Population Rank (State)
-119 -0.27%
Annual Population Growth

Jefferson County Population

Jefferson County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Jefferson County includes 96.54% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White42,57596.54%
Two or more races1,0302.34%
Black or African American2070.47%
Other race1550.35%
Asian1090.25%
Native American230.05%

Jefferson County Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Jefferson County's average per capita income is $41,103. Household income levels show a median of $56,898. The poverty rate stands at 15.26%.

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$79,562-
Families$70,758$87,492
Households$56,898$73,117
Non Families$34,111$45,577

$41,103

Average Income

$56,898

Median Household Income

15.26%

Poverty Rate