RANKING · 2010 CENSUS · 19 SHOWN OF 19

Most sparsely populated, South Dakota cities · 2010

South Dakota cities with the fewest residents per square mile (2010). This list covers the 19 cities in South Dakota that qualify, ranked against each other statewide. The median across all 19 is 1,277.

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South DakotaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Box Elder, SDSD13,936529+175%

02Spearfish, SDSD14,154609+22%

03Belle Fourche, SDSD5,791632+23%

04Harrisburg, SDSD10,405857+327%

05Tea, SDSD8,0191,005+118%

06Sturgis, SDSD6,9221,032+3%

07Pierre, SDSD13,8481,048−2%

08Watertown, SDSD23,7361,165+6%

09Rapid City, SDSD80,5891,234+14%

10Rapid Valley, SDSD6,9751,277+17%

11Huron, SDSD14,6071,296+6%

12Mitchell, SDSD15,7561,324+5%

13Madison, SDSD6,0651,403−1%

14Brandon, SDSD11,3061,535+54%

15Aberdeen, SDSD27,9611,580+6%

16Brookings, SDSD25,3551,580+19%

17Yankton, SDSD15,8161,662+7%

18Sioux Falls, SDSD213,7481,861+24%

19Vermillion, SDSD11,7202,268+8%

SHOWING 1–19 OF 19

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS