RANKING · 2024 ACS · 23 SHOWN OF 23

Largest South American population, South Dakota counties

South Dakota counties ranked by the number of residents who are South American origin, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 23 counties in South Dakota that qualify, ranked against each other statewide. The median across all 23 is 16. Biggest climber in the top 100 since 2020: Lake County, SD, up 6 places to #10.

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RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN POPULATIONVS 2010

01Pennington County, SDSD116,792663+283%

02Minnehaha County, SDSD212,691235+78%

03▲1Brookings County, SDSD37,635150–

04Hughes County, SDSD17,570114–

05Beadle County, SDSD19,62494+92%

06Grant County, SDSD7,53472–

07Clark County, SDSD4,03131–

08▲1Lincoln County, SDSD77,14523−83%

09▼2Clay County, SDSD15,03120–

10▲6Lake County, SDSD10,99320+150%

11▼5Brown County, SDSD37,56116–

12Custer County, SDSD9,43116–

13Douglas County, SDSD2,88815–

14Jerauld County, SDSD1,65415–

15Bon Homme County, SDSD7,24410–

16▼3Roberts County, SDSD10,2559–

17Codington County, SDSD29,5625–

18▼3Spink County, SDSD6,1554–

19Aurora County, SDSD2,8012–

20Kingsbury County, SDSD5,2842–

21Marshall County, SDSD4,4262–

22Walworth County, SDSD5,2172–

23▼20Yankton County, SDSD23,6351–

SHOWING 1–23 OF 23

Download CSV (full list, 23 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES