RANKING · 2010 CENSUS · 27 SHOWN OF 27

Largest Irish population, Montana cities · 2010

Montana cities ranked by the number of residents who are Irish 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 27 cities in Montana that qualify, ranked against each other statewide. The median across all 27 is 1,401.

Irish Americans: full group profile →

MontanaAll statesPop > 5KAll rankings

SAME RANKING BYCounties 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

RANKPLACESTATEPOPIRISH POPULATIONVS –

01Billings, MTMT121,23914,253–

02Missoula, MTMT78,90311,268–

03Butte-Silver Bow, MTMT35,46910,583–

04Great Falls, MTMT60,2089,556–

05Bozeman, MTMT58,8147,337–

06Helena, MTMT35,1385,172–

07Kalispell, MTMT31,8512,782–

08Anaconda-Deer Lodge County, MTMT9,7092,429–

09Helena Valley West Central, MTMT8,0561,642–

10Miles City, MTMT8,4501,629–

11Orchard Homes, MTMT5,5881,620–

12Helena Valley Southeast, MTMT9,1081,489–

13Havre, MTMT9,2641,407–

14Belgrade, MTMT13,1071,401–

15Livingston, MTMT9,2901,206–

16Lockwood, MTMT7,1811,117–

17Evergreen, MTMT9,6111,066–

18Whitefish, MTMT9,3581,010–

19Laurel, MTMT7,205911–

20Lewistown, MTMT6,179871–

21Hamilton, MTMT5,451656–

22Columbia Falls, MTMT5,753654–

23Bigfork, MTMT5,565642–

24Sidney, MTMT6,217594–

25Polson, MTMT5,653591–

26Helena Valley Northwest, MTMT5,183507–

27Four Corners, MTMT5,791395–

SHOWING 1–27 OF 27

Download CSV (full list, 27 rows)

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