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RANKING · 2020 CENSUS · 14 SHOWN OF 14

Highest Romanian population share, South Dakota counties · 2020

South Dakota counties ranked by the share of all residents who are Romanian ancestry (2020 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 14 counties in South Dakota that qualify, ranked against each other statewide. The median across all 14 is 0.1%.

Romanian Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Highest Romanian population share by state
RANKPLACESTATEPOPROMANIAN SHAREVS 2010
01Day County, SDSD5,4840.5%–
02Aurora County, SDSD2,8010.2%–
03Brown County, SDSD37,5610.2%+0.1 pts
04Clay County, SDSD15,0310.1%–
05Bon Homme County, SDSD7,2440.1%–
06Hutchinson County, SDSD7,4130.1%0.0 pts
07Lincoln County, SDSD77,1450.1%–
08Davison County, SDSD20,0690.1%–
09Buffalo County, SDSD1,8020.0%–
10Hughes County, SDSD17,5700.0%–
11Grant County, SDSD7,5340.0%–
12Minnehaha County, SDSD212,6910.0%−0.1 pts
13Pennington County, SDSD116,7920.0%0.0 pts
14Lawrence County, SDSD29,4590.0%–
SHOWING 1–14 OF 14

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