Northumberland County, PA — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
90,925
Male
46,275
50.9%
Female
44,650
49.1%
Median Age
44.4 yrs
Avg Household Size
2.3
Foreign Born
1.7%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher14.1%
High School or Higher49.0%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.6%
Disability
0.0%
Non-English Home
7.3%
Married
42.6%
Northumberland County, PA has a population of 90,925 according to 2023 Census Bureau estimates. The median age is 44.4 years. The largest racial or ethnic group is White at 91.1% of the population. 14.1% of residents hold a bachelor's degree or higher. 1.7% of residents are foreign-born.