RANKING · 2020 CENSUS · 29 SHOWN OF 29

Highest Slovak population share, Montana counties · 2020

Montana counties ranked by the share of all residents who are Slovak ancestry (2023 American Community Survey). A concentration measure: Slovak residents as a percentage of total population. This list covers the 29 counties in Montana 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

RANKPLACESTATEPOPSLOVAK SHAREVS 2000

01Silver Bow County, MTMT36,1180.6%–

02Broadwater County, MTMT8,4930.5%–

03Mineral County, MTMT5,1850.5%–

04Powell County, MTMT7,1570.3%–

05Ravalli County, MTMT48,5820.3%–

06Cascade County, MTMT85,0290.2%–

07Granite County, MTMT3,6580.2%–

08Carbon County, MTMT11,4660.2%–

09Lewis and Clark County, MTMT75,3310.2%–

10Gallatin County, MTMT128,7400.2%–

11Judith Basin County, MTMT2,1620.2%–

12Stillwater County, MTMT9,4450.1%–

13Flathead County, MTMT115,4290.1%–

14Chouteau County, MTMT5,8650.1%–

15Hill County, MTMT16,1670.1%–

16Sanders County, MTMT14,0620.1%–

17Yellowstone County, MTMT172,6920.1%–

18Deer Lodge County, MTMT9,7090.1%–

19Blaine County, MTMT6,8600.1%–

20Valley County, MTMT7,3850.1%–

21Custer County, MTMT12,0340.1%–

22Missoula County, MTMT123,5130.0%–

23Toole County, MTMT5,2110.0%–

24Jefferson County, MTMT13,3290.0%–

25Teton County, MTMT6,4960.0%–

26Park County, MTMT18,2140.0%–

27Madison County, MTMT10,0260.0%–

28Lincoln County, MTMT22,3280.0%–

29Beaverhead County, MTMT10,0430.0%–

SHOWING 1–29 OF 29

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