County Maps US

Dinwiddie County, Virginia

A county in Virginia, ranked 64 of 133 by population.

CountyFIPS 51053

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

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Population
28,896
+1,010 (+3.6%) since 2020
Land area
503.8
square miles. A further 0.7% of the total area is water
Population density
57.4
people per square mile, computed rather than published
County seat
Dinwiddie
Seat of county government.
Established
1752
273 years ago
Largest city
McKenney town
Population 469.

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 Dinwiddie 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 Dinwiddie County, 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 800 by 788 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 Dinwiddie County 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
Population28,89664th of 1331,479th of 3,144
Land area503.8 sq mi22nd of 1332,063rd of 3,144
Population density57.4 per sq mi96th of 1331,346th of 3,144
Median household income$83,70444th of 133459th of 3,143

Full data for Dinwiddie County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population28,896Vintage 2025 Population Estimates
Population in 202027,886Vintage 2025 Population Estimates
2020 estimates base?27,934Vintage 2025 Population Estimates
Land area503.8 sq mi2025 Gazetteer Files
Water area3.5 sq mi2025 Gazetteer Files
Total area507.3 sq mi2025 Gazetteer Files
Population density?57.4 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$83,704American Community Survey 2020-2024 5-Year Estimates
Median home value$257,800American Community Survey 2020-2024 5-Year Estimates
Median age43.1American Community Survey 2020-2024 5-Year Estimates
Households10,661American Community Survey 2020-2024 5-Year Estimates
Housing units11,982American 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
-123
207 births, 330 deaths
Net migration
+233
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 Dinwiddie 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 areaStateShared borderPopulation
Brunswick CountyVirginia20 mi15,727
Nottoway CountyVirginia19 mi15,796
Amelia CountyVirginia15 mi13,632
Sussex CountyVirginia15 mi10,755
Chesterfield CountyVirginia15 mi397,148
Prince George CountyVirginia12 mi43,936
Petersburg cityVirginia7.9 mi33,734
Greensville CountyVirginia5.4 mi11,181

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.