RANKING · 2024 ACS · 27 SHOWN OF 27

Largest Slovak population, Montana counties

Montana counties ranked by the number of residents who are Slovak ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 27 counties in Montana that qualify, ranked against each other statewide.

Slovak 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

RANKPLACESTATEPOPSLOVAK POPULATIONVS 2010

01Silver Bow County, MTMT36,118183+132%

02Missoula County, MTMT123,513177+58%

03Lewis and Clark County, MTMT75,331144+33%

04Gallatin County, MTMT128,740138−8%

05Ravalli County, MTMT48,582106+86%

06Cascade County, MTMT85,02997−22%

07Yellowstone County, MTMT172,69278+3%

08Flathead County, MTMT115,42969−50%

09Lake County, MTMT33,39238+124%

10Sanders County, MTMT14,06221+133%

11Park County, MTMT18,21417−23%

12Madison County, MTMT10,02614−75%

13Sweet Grass County, MTMT3,76213–

14Chouteau County, MTMT5,86512−76%

15Powell County, MTMT7,15712−43%

16Hill County, MTMT16,16710−60%

17Musselshell County, MTMT5,58210+43%

18Custer County, MTMT12,0349−50%

19Roosevelt County, MTMT10,2428+100%

20Broadwater County, MTMT8,4937–

21Meagher County, MTMT2,1377–

22Valley County, MTMT7,3857+75%

23Carbon County, MTMT11,4664−33%

24Deer Lodge County, MTMT9,7094−78%

25Judith Basin County, MTMT2,1623+50%

26Fergus County, MTMT11,8251–

27Liberty County, MTMT1,9571–

SHOWING 1–27 OF 27

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES