RANKING · 2020 CENSUS · 14 SHOWN OF 14

Largest Romanian population, South Dakota counties · 2020

South Dakota counties ranked by the number of residents who are Romanian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 14 counties in South Dakota that qualify, ranked against each other statewide.

Romanian Americans: full group profile →

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SAME RANKING BYCities 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

RANKPLACESTATEPOPROMANIAN POPULATIONVS 2010

01Brown County, SDSD37,56169+590%

02Minnehaha County, SDSD212,69151−70%

03Lincoln County, SDSD77,14540–

04Pennington County, SDSD116,79229−42%

05Day County, SDSD5,48429–

06Clay County, SDSD15,03115–

07Davison County, SDSD20,06910–

08Hughes County, SDSD17,5708–

09Bon Homme County, SDSD7,2446–

10Aurora County, SDSD2,8015–

11Hutchinson County, SDSD7,4135+25%

12Lawrence County, SDSD29,4595–

13Grant County, SDSD7,5342–

14Buffalo County, SDSD1,8021–

SHOWING 1–14 OF 14

Download CSV (full list, 14 rows)

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