Westmoreland County, PA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
353,345
Male
174,499
49.4%
Female
178,846
50.6%
Median Age
47.1 yrs
Avg Household Size
2.2
Foreign Born
1.8%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher23.7%
High School or Higher50.0%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.3%
Disability
0.0%
Non-English Home
3.4%
Married
46.0%
Westmoreland County, PA has a population of 353,345 according to 2023 Census Bureau estimates. The median age is 47.1 years. The largest racial or ethnic group is White at 92.6% of the population. 23.7% of residents hold a bachelor's degree or higher. 1.8% of residents are foreign-born.