RANKING · 2020 CENSUS · 19 SHOWN OF 19

Highest Irish population share, South Dakota cities · 2020

South Dakota cities ranked by the share of all residents who are Irish ancestry (2020 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 19 cities in South Dakota that qualify, ranked against each other statewide. The median across all 19 is 10.9%.

Irish Americans: full group profile →

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SAME RANKING BYCounties States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH SHAREVS 2010

01Vermillion, SDSD11,72016.6%−0.1 pts

02Rapid Valley, SDSD6,97515.8%+2.0 pts

03Belle Fourche, SDSD5,79115.2%−0.8 pts

04Sturgis, SDSD6,92213.7%+0.5 pts

05Rapid City, SDSD80,58912.6%−1.7 pts

06Pierre, SDSD13,84812.2%+2.7 pts

07Sioux Falls, SDSD213,74811.4%−0.8 pts

08Brandon, SDSD11,30611.3%+0.4 pts

09Spearfish, SDSD14,15411.3%−1.9 pts

10Box Elder, SDSD13,93610.9%−3.7 pts

11Huron, SDSD14,60710.5%−0.4 pts

12Yankton, SDSD15,81610.2%−0.2 pts

13Mitchell, SDSD15,75610.0%−0.4 pts

14Harrisburg, SDSD10,4059.6%−4.5 pts

15Madison, SDSD6,0659.3%−5.1 pts

16Watertown, SDSD23,7369.0%+0.1 pts

17Brookings, SDSD25,3558.6%−3.5 pts

18Aberdeen, SDSD27,9617.9%−2.8 pts

19Tea, SDSD8,0196.6%−1.9 pts

SHOWING 1–19 OF 19

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