Lehigh County, Pennsylvania

Lehigh County, Pennsylvania, had an estimated population of 384,383 in 2025 across 894 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among Pennsylvania's counties and nationally.

Population
384,383
2025 estimate
Area
894 km²
Density
430
per km²
Median income
$80,079
household, ACS 2024
Median age
39.6
years, ACS 2024
How Pennsylvania's counties spread
Amenities & Infrastructure
IndicatorValue
Households with Broadband202490.0%
Median Gross Rent2024$1,383
Median Home Value2024$300,400
Owner-Occupied Homes202465.6%
Vacant Homes20244.5%
Demography
IndicatorValue
Aged 65 and Over202417.7%
American Indian & Alaska Native20240.0%
Asian, non-Hispanic20243.5%
Average Household Size2024people2.6
Black, non-Hispanic20245.9%
Foreign-Born202414.4%
Hispanic or Latino202428.0%
Median Age2024years39.6
Sex Ratio2024per 1,000 males1,032
Speak a Language Other Than English202426.2%
Under 18202422.3%
Veterans20245.6%
White, non-Hispanic202459.1%
Economy
IndicatorValue
Below Poverty Line202411.6%
Households on SNAP202415.4%
Income Inequality2024index0.465
Median Household Income2024$80,079
Per Capita Income2024$43,088
Unemployment Rate20245.9%
Education
IndicatorValue
Bachelor's Degree or Higher202434.2%
High School or Higher202490.5%
Health Coverage
IndicatorValue
No Health Insurance20246.4%
With a Disability202413.2%
Population & Density
IndicatorValue
Population2025384,383
Population Density2025/km²430
Work & Commute
IndicatorValue
Commute by Public Transit20241.4%
Households with No Vehicle20248.3%
Mean Commute Time2024minutes24.9
Work from Home202414.0%
Compare Lehigh County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.