How many people live in Anne Arundel County, MD?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 602,400 people living in Anne Arundel County, MD. That makes Anne Arundel County the fourth-most populous county in Maryland. It is home to 9.6% of people living in the state.
602K
population of Anne Arundel County, MD (2024)
9.6%
County share of the Maryland population (2024)
About 602,400 people lived in Anne Arundel County, MD in 2024.
Population estimates, 2000–2024
What are Anne Arundel County, MD’s age demographics?
About 101,300 Anne Arundel County, MD residents are aged 65 and older in 2024. That represents 16.8% of its population. For comparison, the age group represents 17.7% of Maryland’s population and 18% in the US overall.
Another 133,100 Anne Arundel County residents, or 22.1% of the population, were children under 18. For comparison, the age group represents 22% of Maryland’s population and 21.6% in the US overall.
A lower share of Anne Arundel County, MD's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Anne Arundel County, MD’s racial and ethnic demographics?
Non-Hispanic white residents make up 61.2% of the Anne Arundel County, MD population, higher than the national share of 57.5%. Anne Arundel County, MD also has a larger share of people identifying as non-Hispanic Black or African American (19.4%) than the US overall (12.6%).
In contrast, Anne Arundel County’s Hispanic population accounts for 11.3%, below the 20% nationwide, and the non-Hispanic Asian population makes up 4.7% of the county, compared with 6.5% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Anne Arundel County, MD has a higher share of a non-Hispanic white population than Maryland as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Anne Arundel County, MD is Annapolis with about 40,700 residents in 2024.
Cities and towns in Anne Arundel County, MD ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Annapolis | 40,689 |
| 2. | Highland Beach | 107 |
| 3. | Balance of Anne Arundel County | 561,554 |
Keep exploring
Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
