Anne Arundel County, Maryland

Anne Arundel County population, land area and income

Anne Arundel County had 602,350 residents in the Census Vintage 2024 estimate, on 414.8 square miles of land. It ranks 4th of 24 in Maryland by population and 13th by land area. That works out to 1,452.1 people per square mile, 15.1 times the US average of 96.3, and in the top tenth nationally.

The median county-equivalent in Maryland has 111,399 residents, so Anne Arundel County is 5.4 times that size.

Its SAIPE 2023 median household income of $116,956 is in the top tenth among 3,143 counties with an estimate.

How Anne Arundel County's population changed since 2020

Anne Arundel County gained 8,938 residents between the July 2020 and July 2024 estimates, a rise of 1.5%. That ranks 19th of 24 in Maryland for growth. The median Maryland county changed by +2.1%, and the state as a whole by +1.4%.

Since the April 2020 estimates base, Anne Arundel County recorded 28,943 births and 20,863 deaths, a natural change of +8,080. Net international migration added +7,086 and net domestic migration, people moving to or from other US counties, came to -5,813. The largest single component was natural change, which added 8,080 people.

Where Anne Arundel County is

The Census internal point of Anne Arundel County is at 38.991600, -76.560900. It sits in UTM zone 18N. The map shades Maryland's 24 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Anne Arundel County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Anne Arundel County

One incorporated place of 1,000+ people has residents in Anne Arundel County, 40,689 people together, or 7% of the county. Each figure counts only the part of the town inside Anne Arundel County; towns marked "part" extend into another county. The largest is Annapolis with 40,689.

Counties bordering Anne Arundel County

The Census 2024 county adjacency file lists 8 neighbors for Anne Arundel County. The most populous is Prince George's County, MD, with 966,629 residents. Distances run between Census internal points in a straight line.

• Prince George's County

  966,629 people

  19 mi SW

• Baltimore County

  852,425 people

  31 mi N

• Baltimore city

  568,271 people

  21 mi N

• Howard County

  339,668 people

  27 mi NW

• Calvert County

  94,913 people

  32 mi S

• Queen Anne's County

  53,688 people

  26 mi E

• Talbot County

  38,244 people

  27 mi SE

• Kent County

  19,557 people

  29 mi NE

Distance to Annapolis and the nearest big city

Annapolis is 3.9 miles ESE of Anne Arundel County's internal point in a straight line. The nearest place of 100,000 or more is Baltimore, MD (population 568,271), 21.5 miles away. The nearest place of 10,000 or more is Annapolis, MD (population 40,689), 3.3 miles away.

Anne Arundel County FIPS code

The FIPS code of Anne Arundel County is 24003: state code 24 for Maryland plus county code 003. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $116,956.