Prince George's County, Maryland

A county in Maryland, ranked 2 of 24 by population.

CountyFIPS 24033

Within Maryland

Prince George's County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Upper Marlboro, the county seat, located via the 2025 Census Gazetteer.

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Population: 970,374; +4,796 (+0.5%) since 2020
Land area: 482.6; square miles. A further 3.3% of the total area is water
Population density: 2,011; people per square mile, computed rather than published
County seat: Upper Marlboro; Seat of county government.
Established: 1695; 330 years ago
Largest city: Bowie city; Population 58,383.

Satellite view

Aerial imagery of Prince George's County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Prince George's County, Maryland from the USGS National Map, with its boundary outlined — Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 475 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Prince George's County ranks

Position among the 24 counties of Maryland, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

Measure	Value	In Maryland	Nationally
Population	970,374	2nd of 24	57th of 3,144
Land area	482.6 sq mi	6th of 24	2,148th of 3,144
Population density	2,011 per sq mi	3rd of 24	74th of 3,144
Median household income	$101,798	11th of 24	156th of 3,143

Full data for Prince George's County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
Measure	Value	Source and vintage
Population	970,374	Vintage 2025 Population Estimates
Population in 2020	965,578	Vintage 2025 Population Estimates
2020 estimates base?	967,231	Vintage 2025 Population Estimates
Land area	482.6 sq mi	2025 Gazetteer Files
Water area	16.2 sq mi	2025 Gazetteer Files
Total area	498.8 sq mi	2025 Gazetteer Files
Population density?	2,011 per sq mi	Computed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income	$101,798	American Community Survey 2020-2024 5-Year Estimates
Median home value	$426,000	American Community Survey 2020-2024 5-Year Estimates
Median age	38.5	American Community Survey 2020-2024 5-Year Estimates
Households	347,744	American Community Survey 2020-2024 5-Year Estimates
Housing units	365,506	American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths: +3,130; 10,276 births, 7,146 deaths
Net migration: +2,585; More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 8 areas bordering Prince George's County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering area	State	Shared border	Population
Anne Arundel County	Maryland	38 mi	603,380
Charles County	Maryland	36 mi	176,593
Calvert County	Maryland	18 mi	94,484
District of Columbia	District of Columbia	17 mi	693,645
Montgomery County	Maryland	14 mi	1,074,582
Fairfax County	Virginia	8.0 mi	1,167,873
Howard County	Maryland	3.7 mi	339,183
Alexandria city	Virginia	0.6 mi	160,662

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

Side by side

All 24 counties of Maryland

Open the interactive Maryland county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.