County Maps US

Roanoke County, Virginia

A county in Virginia, ranked 22 of 133 by population.

CountyFIPS 51161

Within Virginia
Roanoke County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data.

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Population
97,150
+192 (+0.2%) since 2020
Land area
250.5
square miles. A further 0.3% of the total area is water
Population density
388
people per square mile, computed rather than published
County seat
Salem
Seat of county government.
Established
1838
187 years ago
Largest city
Vinton town
Population 7,967.

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 Roanoke 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 Roanoke 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 751 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 Roanoke 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
Population97,15022nd of 133642nd of 3,144
Land area250.5 sq mi79th of 1332,911th of 3,144
Population density388 per sq mi47th of 133352nd of 3,144
Median household income$83,70943rd of 133458th of 3,143

Full data for Roanoke County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population97,150Vintage 2025 Population Estimates
Population in 202096,958Vintage 2025 Population Estimates
2020 estimates base?96,962Vintage 2025 Population Estimates
Land area250.5 sq mi2025 Gazetteer Files
Water area0.68 sq mi2025 Gazetteer Files
Total area251.2 sq mi2025 Gazetteer Files
Population density?388 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$83,709American Community Survey 2020-2024 5-Year Estimates
Median home value$286,000American Community Survey 2020-2024 5-Year Estimates
Median age43.5American Community Survey 2020-2024 5-Year Estimates
Households39,725American Community Survey 2020-2024 5-Year Estimates
Housing units42,331American 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
-427
758 births, 1,185 deaths
Net migration
+208
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 Roanoke 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
Roanoke cityVirginia38 mi99,111
Franklin CountyVirginia26 mi55,526
Montgomery CountyVirginia17 mi98,434
Salem cityVirginia17 mi25,816
Botetourt CountyVirginia15 mi34,144
Craig CountyVirginia12 mi4,800
Bedford CountyVirginia7.1 mi83,059
Floyd CountyVirginia3.7 mi15,789

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.