Rankings South DakotaOldest by median age

Oldest Cities in South Dakota by Median Age

The top 22 of 22 South Dakota cities on GIS Map, ranked by highest median age.

#	City	County	Median age	Population
1	Hot Springs	Fall River	59.4 years	3,548
2	Deadwood	Lawrence	57.3 years	1,209
3	Custer	Custer	51.2 years	2,341
4	Lead	Lawrence	46.5 years	3,006
5	Winner	Tripp	43.6 years	2,905
6	Mobridge	Walworth	41.7 years	2,932
7	Yankton	Yankton	41.4 years	15,540
8	Sturgis	Meade	40.3 years	7,086
9	Madison	Lake	40.1 years	6,094
10	Spearfish	Lawrence	40 years	12,930
11	Mitchell	Davison	39.6 years	15,649
12	Watertown	Codington	39.5 years	23,044
13	Pierre	Hughes	39.4 years	13,948
14	Rapid City	Pennington	39.1 years	77,946
15	Belle Fourche	Butte	38.3 years	5,804
16	Brandon	Minnehaha	36.7 years	10,996
17	Aberdeen	Brown	36.4 years	28,189
18	Huron	Beadle	36.1 years	14,385
19	Sioux Falls	Minnehaha	35.5 years	201,469
20	Box Elder	Pennington	28.8 years	12,902
21	Brookings	Brookings	24.7 years	23,948
22	Vermillion	Clay	23.1 years	11,878

Top South Dakota Counties

Counties ranked by highest median age.

1. Custer County57.6 years 2. Fall River County55.3 years 3. Hyde County53.7 years 4. Campbell County50.9 years 5. McPherson County50 years 6. Potter County49.9 years 7. Miner County48.4 years 8. Haakon County47.9 years 9. Jerauld County46.9 years 10. Sully County46.9 years

Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates. Only cities covered by GIS Map with at least 1,000 residents are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Oldest Cities in South Dakota by Median Age”, https://gismap.land/rankings/south-dakota/oldest-cities. Figures from U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.

Oldest Cities in South Dakota by Median Age

Top South Dakota Counties

More South Dakota rankings