County Maps US

Manassas city, Virginia

An independent city in Virginia, ranked 40 of 133 by population.

Independent cityFIPS 51683

Within Virginia
Manassas city, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Manassas city, the county seat, located via the 2025 Census Gazetteer.

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Population
44,332
+1,642 (+3.8%) since 2020
Land area
9.8
square miles. A further 0.6% of the total area is water
Population density
4,504
people per square mile, computed rather than published
Seat
Manassas city
Manassas city is its own seat.
Established
1975
50 years ago
Largest city
Manassas city
Population 44,332.

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; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Manassas city 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 Manassas city, Virginia 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 671 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 Manassas city ranks

Position among the 133 counties and independent cities of Virginia, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn VirginiaNationally
Population44,33240th of 1331,112th of 3,144
Land area9.8 sq mi119th of 1333,130th of 3,144
Population density4,504 per sq mi5th of 13322nd of 3,144
Median household income$113,59015th of 13376th of 3,143

Full data for Manassas city

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population44,332Vintage 2025 Population Estimates
Population in 202042,690Vintage 2025 Population Estimates
2020 estimates base?42,773Vintage 2025 Population Estimates
Land area9.8 sq mi2025 Gazetteer Files
Water area0.06 sq mi2025 Gazetteer Files
Total area9.9 sq mi2025 Gazetteer Files
Population density?4,504 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$113,590American Community Survey 2020-2024 5-Year Estimates
Median home value$449,900American Community Survey 2020-2024 5-Year Estimates
Median age34.8American Community Survey 2020-2024 5-Year Estimates
Households14,203American Community Survey 2020-2024 5-Year Estimates
Housing units14,505American 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
+419
713 births, 294 deaths
Net migration
-120
More people moved out than moved in.

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

The 2 areas bordering Manassas city

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 areaStateShared borderPopulation
Prince William CountyVirginia20 mi502,966
Manassas Park cityVirginia1.1 mi16,560

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

All 133 counties and independent cities of Virginia

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

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