RANKING · 2020 CENSUS · 24 SHOWN OF 24

Highest Portuguese population share, South Dakota counties · 2020

South Dakota counties ranked by the share of all residents who are Portuguese ancestry (2023 American Community Survey). A concentration measure: Portuguese residents as a percentage of total population. This list covers the 24 counties in South Dakota that qualify, ranked against each other statewide.

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

YEAR2010 2020 2024

RANKPLACESTATEPOPPORTUGUESE SHAREVS 2000

01Spink County, SDSD6,1550.8%–

02Buffalo County, SDSD1,8020.4%–

03Moody County, SDSD6,6320.2%–

04Butte County, SDSD10,8560.2%–

05Brown County, SDSD37,5610.2%–

06Clay County, SDSD15,0310.2%–

07Pennington County, SDSD116,7920.2%–

08Beadle County, SDSD19,6240.1%–

09Bon Homme County, SDSD7,2440.1%–

10Brookings County, SDSD37,6350.1%–

11Charles Mix County, SDSD9,3030.1%–

12Meade County, SDSD30,7110.1%–

13Lawrence County, SDSD29,4590.1%–

14Minnehaha County, SDSD212,6910.1%–

15Clark County, SDSD4,0310.1%–

16Codington County, SDSD29,5620.0%–

17Kingsbury County, SDSD5,2840.0%–

18Union County, SDSD17,4020.0%–

19Hamlin County, SDSD6,9000.0%–

20Davison County, SDSD20,0690.0%–

21Deuel County, SDSD4,4080.0%–

22Lincoln County, SDSD77,1450.0%–

23Turner County, SDSD9,3140.0%–

24Roberts County, SDSD10,2550.0%–

SHOWING 1–24 OF 24

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES