County Maps US

Beaufort County, South Carolina

A county in South Carolina, ranked 10 of 46 by population.

CountyFIPS 45013

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

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Population
204,433
+16,619 (+8.8%) since 2020
Land area
576
square miles. A further 37.6% of the total area is water
Population density
355
people per square mile, computed rather than published
County seat
Beaufort
Seat of county government.
Established
1764
261 years ago
Largest city
Hilton Head Island town
Population 38,196.

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 Beaufort 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 Beaufort County, South Carolina 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 651 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 Beaufort County ranks

Position among the 46 counties of South Carolina, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn South CarolinaNationally
Population204,43310th of 46354th of 3,144
Land area576 sq mi26th of 461,718th of 3,144
Population density355 per sq mi8th of 46382nd of 3,144
Median household income$86,5733rd of 46388th of 3,143

Full data for Beaufort County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population204,433Vintage 2025 Population Estimates
Population in 2020187,814Vintage 2025 Population Estimates
2020 estimates base?187,093Vintage 2025 Population Estimates
Land area576 sq mi2025 Gazetteer Files
Water area347.5 sq mi2025 Gazetteer Files
Total area923.5 sq mi2025 Gazetteer Files
Population density?355 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$86,573American Community Survey 2020-2024 5-Year Estimates
Median home value$455,600American Community Survey 2020-2024 5-Year Estimates
Median age48.1American Community Survey 2020-2024 5-Year Estimates
Households82,333American Community Survey 2020-2024 5-Year Estimates
Housing units103,177American 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
-76
2,001 births, 2,077 deaths
Net migration
+1,511
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 3 areas bordering Beaufort 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
Jasper CountySouth Carolina85 mi38,533
Colleton CountySouth Carolina56 mi39,382
Hampton CountySouth Carolina4.0 mi18,174

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

All 46 counties of South Carolina

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

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