Frederick County, MD — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
280,341
Male
138,716
49.5%
Female
141,625
50.5%
Median Age
38.9 yrs
Avg Household Size
2.7
Foreign Born
13.0%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher30.7%
High School or Higher46.5%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
5.7%
Disability
0.0%
Non-English Home
4.5%
Married
44.9%
Frederick County, MD has a population of 280,341 according to 2023 Census Bureau estimates. The median age is 38.9 years. The largest racial or ethnic group is White at 70.3% of the population. 30.7% of residents hold a bachelor's degree or higher. 13.0% of residents are foreign-born.