RANKING · 2010 CENSUS · 23 SHOWN OF 23

Largest Romanian population, Montana counties · 2010

Montana counties ranked by the number of residents who are Romanian ancestry, from the 2010 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 Montana that qualify, ranked against each other statewide. The median across all 23 is 15.

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 –

01Yellowstone County, MTMT172,692238–

02Gallatin County, MTMT128,740174–

03Missoula County, MTMT123,513142–

04Lewis and Clark County, MTMT75,33194–

05Ravalli County, MTMT48,58236–

06Sheridan County, MTMT3,43628–

07Park County, MTMT18,21421–

08Pondera County, MTMT6,07219–

09Valley County, MTMT7,38519–

10Powell County, MTMT7,15718–

11Richland County, MTMT11,37717–

12Deer Lodge County, MTMT9,70915–

13Roosevelt County, MTMT10,24211–

14Beaverhead County, MTMT10,04310–

15Chouteau County, MTMT5,8659–

16Sanders County, MTMT14,0628–

17Stillwater County, MTMT9,4458–

18Granite County, MTMT3,6587–

19Blaine County, MTMT6,8604–

20Custer County, MTMT12,0344–

21Silver Bow County, MTMT36,1184–

22Fergus County, MTMT11,8252–

23Musselshell County, MTMT5,5822–

SHOWING 1–23 OF 23

Download CSV (full list, 23 rows)

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