RANKING · 2000 CENSUS · 19 SHOWN OF 19

Oldest by median age, South Dakota cities · 2000

South Dakota cities ranked by median age of residents (2000 ACS). This list covers the 19 cities in South Dakota that qualify, ranked against each other statewide.

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South DakotaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 1990

01Huron, SDSD14,60740.3+12%

02Sturgis, SDSD6,92239.8+5%

03Belle Fourche, SDSD5,79137.8+10%

04Pierre, SDSD13,84837.6+14%

05Yankton, SDSD15,81637.6+11%

06Aberdeen, SDSD27,96136.5+12%

07Mitchell, SDSD15,75635.7+6%

08Watertown, SDSD23,73635.1+7%

09Rapid City, SDSD80,58934.8+13%

10Madison, SDSD6,06533.1−2%

11Sioux Falls, SDSD213,74833.0+5%

12Spearfish, SDSD14,15431.7+3%

13Brandon, SDSD11,30631.3–

14Rapid Valley, SDSD6,97530.5+10%

15Harrisburg, SDSD10,40530.1+9%

16Tea, SDSD8,01928.2+4%

17Box Elder, SDSD13,93626.3+9%

18Vermillion, SDSD11,72023.9+6%

19Brookings, SDSD25,35523.5−1%

SHOWING 1–19 OF 19

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS