Lehigh County, PA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
375,408
Male
184,859
49.2%
Female
190,549
50.8%
Median Age
39.3 yrs
Avg Household Size
2.6
Foreign Born
13.3%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher22.9%
High School or Higher45.0%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.5%
Disability
0.0%
Non-English Home
6.7%
Married
41.0%
Lehigh County, PA has a population of 375,408 according to 2023 Census Bureau estimates. The median age is 39.3 years. The largest racial or ethnic group is White at 66.8% of the population. 22.9% of residents hold a bachelor's degree or higher. 13.3% of residents are foreign-born.