County Maps US

Lincoln County, South Dakota

A county in South Dakota, ranked 3 of 66 by population.

CountyFIPS 46083

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

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Population
77,145
+11,495 (+17.5%) since 2020
Land area
577.3
square miles. A further 0.1% of the total area is water
Population density
134
people per square mile, computed rather than published
County seat
Canton
Seat of county government.
Established
1862
163 years ago
Largest city
Sioux Falls city
Population 41,645 for the whole place, which extends beyond this county.

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 Lincoln 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 Lincoln County, South Dakota 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 694 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 Lincoln County ranks

Position among the 66 counties of South Dakota, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn South DakotaNationally
Population77,1453rd of 66745th of 3,144
Land area577.3 sq mi51st of 661,713th of 3,144
Population density134 per sq mi2nd of 66749th of 3,144
Median household income$99,1661st of 66178th of 3,143

Full data for Lincoln County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population77,145Vintage 2025 Population Estimates
Population in 202065,650Vintage 2025 Population Estimates
2020 estimates base?65,159Vintage 2025 Population Estimates
Land area577.3 sq mi2025 Gazetteer Files
Water area0.46 sq mi2025 Gazetteer Files
Total area577.8 sq mi2025 Gazetteer Files
Population density?134 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$99,166American Community Survey 2020-2024 5-Year Estimates
Median home value$348,300American Community Survey 2020-2024 5-Year Estimates
Median age35.9American Community Survey 2020-2024 5-Year Estimates
Households27,879American Community Survey 2020-2024 5-Year Estimates
Housing units28,710American 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
+449
833 births, 384 deaths
Net migration
+1,577
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 6 areas bordering Lincoln 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
Lyon CountyIowa32 mi12,354
Turner CountySouth Dakota29 mi9,314
Sioux CountyIowa23 mi36,774
Union CountySouth Dakota18 mi17,402
Minnehaha CountySouth Dakota16 mi212,691
Clay CountySouth Dakota6.0 mi15,031

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

All 66 counties of South Dakota

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

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