Lancaster County, Pennsylvania
Located in Pennsylvania, Lancaster County has a population of 557,931 residents and a median age of 39.4 years, making it the #126 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 8.2%. The median home value is $301,100, and the median household income is $86,959, which is 16% above the national median.
Demographics
Lancaster County has a population of 557,931, making it the #126 most populous county in the US. The median age is 39.4 years, which is 1.3% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Lancaster County is $86,959, ranking #374 out of 3,222 counties — 15.7% above the national median. The poverty rate is 8.2% and unemployment stands at 3.4%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Lancaster County is $301,100 (+6.8% vs national). Renters pay a median of $1,357/mo and the homeownership rate is 69.8%.
Median Home Value Trend
Rankings →Household Type
Education
In Lancaster County, 32.4% of adults age 25+ hold a bachelor's degree or higher, which is 3.7% below the national average, ranking #602 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Lancaster County is 78.8 years. 16.9% of adults report poor or fair health and 12.1% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
16.1% of adults in Lancaster County smoke , 35.7% are obese , and 21.4% report excessive drinking. The drug overdose death rate is 25.4 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Lancaster County is 2.2 per 100,000 and the suicide rate is 10.4 per 100,000. Motor vehicle deaths occur at a rate of 10.1 per 100,000.
Homicide Rate Trend
Families & Children
11.5% of children in Lancaster County live in poverty and the infant mortality rate is 5.5 per 1,000 live births. The teen birth rate is 10.1 per 1,000 females age 15–19.
Infant Mortality Trend
Civic & Transportation
Voter turnout in Lancaster County is 69.2%. The mean commute time is 26.2 min, which is 5.1% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Lancaster County voted Republican with a margin of 16.0%. The vote was 41.5% Dem / 57.5% Rep. Compared to 2020, the margin shifted 0.3 toward Republicans .
Vote Share Over Time
About Lancaster County, Pennsylvania
Lancaster County, Pennsylvania has a total population of 557,931, making it the 126th most populous county in the United States. The median age in Lancaster County is 39.4 years, which is 1.3% above the national median of 38.9 years.
The median household income in Lancaster County is $86,959, which ranks #374 of 3,222 counties nationwide. This is 15.7% above the national median of $75,149. The poverty rate is 8.2%, lower than the national rate of 12.6%. The unemployment rate stands at 3.4%.
The median home value in Lancaster County is $301,100, 6.8% above the national median. Renters in Lancaster County pay a median gross rent of $1,357 per month. The homeownership rate is 69.8%, compared to the national rate of 64.4%.
In Lancaster County, 32.4% of residents aged 25 and older hold a bachelor's degree or higher, 3.7% below the national average of 33.7%. Health insurance coverage stands at 88.8% of the population. The average commute time for workers is 26.2 min.
Lancaster County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 79.1% of the population, followed by Hispanic or Latino (11.5%) and Black (non-Hispanic) (3.4%).
All data for Lancaster County, Pennsylvania comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.