Dauphin County Flag

Dauphin County

State:
Pennsylvania
County Seat:
Harrisburg

Dauphin County's estimated 2025 population is 290,328 with a growth rate of 0.19% in the past year according to the most recent United States census data. Dauphin County is the 14th largest county in Pennsylvania. The 2010 population was 268,289 and has seen a growth of 8.21% since that time.

290,328
Total Population
553
Population Density (miĀ²)
14
Population Rank (State)
547 0.19%
Annual Population Growth

Dauphin County Population

Dauphin County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Dauphin County includes 64.89% White, 17.66% Black or African American, 6.13% Asian, 3.85% other race, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White186,53664.89%
Black or African American50,76617.66%
Two or more races20,3297.07%
Asian17,6276.13%
Other race11,0773.85%
Native American1,0020.35%
Native Hawaiian or Pacific Islander1470.05%

Dauphin County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Dauphin County's average per capita income is $51,077. Household income levels show a median of $74,159. The poverty rate stands at 12.29%.

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$114,045$140,696
Families$94,657$119,648
Households$74,159$98,206
Non Families$47,225$60,730

$51,077

Average Income

$74,159

Median Household Income

12.29%

Poverty Rate