RANKING · 1990 CENSUS · 18 SHOWN OF 18

Least educated, South Dakota cities · 1990

South Dakota cities with the smallest share of adults 25+ holding a bachelor's degree or higher (1990 ACS). This list covers the 18 cities in South Dakota that qualify, ranked against each other statewide.

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SAME RANKING BYCounties States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS –

01Rapid Valley, SDSD6,9759.4%–

02Box Elder, SDSD13,9369.8%–

03Belle Fourche, SDSD5,79114.0%–

04Watertown, SDSD23,73614.1%–

05Mitchell, SDSD15,75615.4%–

06Tea, SDSD8,01915.5%–

07Sturgis, SDSD6,92217.0%–

08Harrisburg, SDSD10,40517.3%–

09Huron, SDSD14,60717.5%–

10Yankton, SDSD15,81620.5%–

11Madison, SDSD6,06521.3%–

12Aberdeen, SDSD27,96122.6%–

13Sioux Falls, SDSD213,74822.9%–

14Rapid City, SDSD80,58923.4%–

15Spearfish, SDSD14,15425.1%–

16Pierre, SDSD13,84827.9%–

17Brookings, SDSD25,35534.7%–

18Vermillion, SDSD11,72044.2%–

SHOWING 1–18 OF 18

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS