Skip to main content

Lehigh County, Pennsylvania Demographics 2026

Lehigh County, Pennsylvania has a population of 375,408, the 10th most populous county in Pennsylvania. The median household income is $77,493 and the median home value is $276,100. The poverty rate is 11.8%.

Lehigh County Quick Facts

Population 375,408
Median Household Income $77,493
Median Home Value $276,100
Poverty Rate 11.8%
Unemployment Rate 5.5%
Median Age 39.3 years
Homeownership Rate 65.2%
Affordability Ratio 3.6x
Bachelor's Degree+ 33.4%
High School Graduation 90.3%
Cities/Places 10
Population 375,408 10th of 67
Median Income $77,493 2% higher state
Poverty Rate 11.8%
Unemployment 5.5%

Economy & Housing

Employment

5.5% Unemployment Rate State: 5.3% | National: 5.2%
64.6% Labor Force Participation

Housing Overview

Owner 65.2%
Renter 34.8%
Affordability Index Affordable
3.6x home value to income ratio

People & Demographics

Diversity Index

56out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 43 | National average: 60

Education

Cities & Places in Lehigh County

CityPopulationMedian IncomePovertyHome Value
Allentown city125,320$53,40321.6%$188,900
Emmaus borough11,727$82,8755.8%$244,300
Catasauqua borough6,491$74,3638.3%$201,600
Fountain Hill borough4,811$54,61516.3%$223,600
Slatington borough4,277$50,17022.4%$177,300
Coplay borough3,423$67,76811.4%$199,000
Macungie borough3,247$74,05618.8%$293,900
North Catasauqua borough2,968$86,7794.2%$245,900
Alburtis borough2,586$102,9465.3%$242,300
Coopersburg borough2,384$69,5315.9%$282,700

Explore Pennsylvania Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Lehigh County is located in Pennsylvania with a total population of 375,408. It is the 10th most populous county out of 67 in Pennsylvania. The county encompasses 10 Census-designated places.

Age Demographics

The median age in Lehigh County is 39.3 years. This is 4% lower than the state median of 40.9 years.

Economy, Income & Housing

The median household income in Lehigh County is $77,493. This is 2% higher than the state median of $76,081. Compared to the national median of $78,538, household income here is 1% lower. The poverty rate stands at 11.8%. This is about average than the state poverty rate of 11.8%. The unemployment rate is 5.5%. This is 5% higher than the state rate of 5.3%. The median home value is $276,100. Housing costs are 15% higher than the state median of $240,500. The home-value-to-income ratio is 3.6x. 65.2% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 69.3%.

Race & Ethnicity

The largest racial or ethnic group in Lehigh County is White (non-Hispanic), making up 60.4% of the population. Hispanic or Latino residents account for 27.0%. The Hispanic or Latino population is significantly higher than the state average (27.0% vs 8.4%).

Education

33.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 3% lower than the state rate of 34.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.3%.

Frequently Asked Questions

What is the population of Lehigh County, Pennsylvania?

Lehigh County has a population of 375,408, making it the 10th most populous county in Pennsylvania.

What is the median income in Lehigh County?

The median household income in Lehigh County is $77,493 with a poverty rate of 11.8%.

How many cities are in Lehigh County, Pennsylvania?

Lehigh County contains 10 Census-designated places.