RANKING · 2024 ACS · 27 SHOWN OF 27

Highest Irish population share, Montana cities

Montana cities ranked by the share of all residents who are Irish ancestry (2024 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 27 cities in Montana that qualify, ranked against each other statewide. The median across all 27 is 13.3%. Biggest climber in the top 100 since 2020: Bigfork, MT, up 15 places to #6.

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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 SHAREVS 2010

01Butte-Silver Bow, MTMT35,46924.7%−7.5 pts

02▲6Livingston, MTMT9,29020.4%+3.4 pts

03▼1Anaconda-Deer Lodge County, MTMT9,70919.8%−6.4 pts

04▼1Helena Valley Southeast, MTMT9,10818.1%−0.7 pts

05Helena, MTMT35,13817.6%−1.1 pts

06▲15Bigfork, MTMT5,56516.4%+1.8 pts

07▲3Missoula, MTMT78,90316.0%−1.3 pts

08▲3Evergreen, MTMT9,61115.2%+0.9 pts

09▲6Kalispell, MTMT31,85115.2%+0.8 pts

10▼4Lockwood, MTMT7,18114.5%−2.5 pts

11▲5Belgrade, MTMT13,10714.2%−5.0 pts

12▼3Sidney, MTMT6,21713.9%+2.1 pts

13Columbia Falls, MTMT5,75313.4%−0.8 pts

14▲8Billings, MTMT121,23913.3%−0.7 pts

15▼1Bozeman, MTMT58,81413.2%−6.9 pts

16▲3Great Falls, MTMT60,20813.1%−3.4 pts

17▼5Miles City, MTMT8,45012.7%−6.9 pts

18▲2Helena Valley West Central, MTMT8,05611.8%−8.2 pts

19▼12Polson, MTMT5,65311.6%−1.6 pts

20▼16Helena Valley Northwest, MTMT5,18311.6%−4.0 pts

21▲3Whitefish, MTMT9,35811.0%−4.9 pts

22▲5Four Corners, MTMT5,79110.3%−3.6 pts

23Laurel, MTMT7,20510.0%−3.8 pts

24▼7Lewistown, MTMT6,17910.0%−4.7 pts

25▼7Orchard Homes, MTMT5,5887.8%−18.0 pts

26▼1Havre, MTMT9,2647.1%−8.1 pts

27▼1Hamilton, MTMT5,4516.6%−8.6 pts

SHOWING 1–27 OF 27

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