Anne Arundel County, Maryland Demographics 2026

Population Overview

Anne Arundel County is located in Maryland with a total population of 598,166. It is the 4th most populous county out of 24 in Maryland. The county encompasses 32 Census-designated places.

Age Demographics

The median age in Anne Arundel County is 39.0 years. This is 1% lower than the state median of 39.4 years.

Economy, Income & Housing

The median household income in Anne Arundel County is $124,911. This is 20% higher than the state median of $103,678. It is also 55% higher than the national median of $80,734. The poverty rate stands at 5.6%. This is 40% lower than the state poverty rate of 9.4%. The unemployment rate is 3.7%. This is 24% lower than the state rate of 4.9%. The median home value is $467,900. Housing costs are 11% higher than the state median of $419,900. The home-value-to-income ratio is 3.7x. 75.1% of occupied housing units are owner-occupied. This homeownership rate is 11% higher than the state average of 67.6%.

Race & Ethnicity

The largest racial or ethnic group in Anne Arundel County is White (non-Hispanic), making up 61.7% of the population. Black or African American residents account for 17.6%.

Education

45.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 5% higher than the state rate of 43.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.6%. Notably, 20.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All figures for Anne Arundel County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Maryland and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.