RANKING · 2010 CENSUS · 27 SHOWN OF 27

Highest Irish population share, Montana cities · 2010

Montana cities ranked by the share of all residents who are Irish ancestry (2010 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 15.9%.

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 SHAREVS –

01Butte-Silver Bow, MTMT35,46932.2%–

02Anaconda-Deer Lodge County, MTMT9,70926.2%–

03Orchard Homes, MTMT5,58825.9%–

04Bozeman, MTMT58,81420.1%–

05Helena Valley West Central, MTMT8,05620.0%–

06Miles City, MTMT8,45019.6%–

07Belgrade, MTMT13,10719.2%–

08Helena Valley Southeast, MTMT9,10818.8%–

09Helena, MTMT35,13818.7%–

10Missoula, MTMT78,90317.2%–

11Livingston, MTMT9,29017.0%–

12Lockwood, MTMT7,18117.0%–

13Great Falls, MTMT60,20816.5%–

14Whitefish, MTMT9,35815.9%–

15Helena Valley Northwest, MTMT5,18315.5%–

16Havre, MTMT9,26415.2%–

17Hamilton, MTMT5,45115.2%–

18Lewistown, MTMT6,17914.6%–

19Bigfork, MTMT5,56514.6%–

20Kalispell, MTMT31,85114.4%–

21Evergreen, MTMT9,61114.3%–

22Columbia Falls, MTMT5,75314.1%–

23Billings, MTMT121,23914.0%–

24Four Corners, MTMT5,79113.9%–

25Laurel, MTMT7,20513.8%–

26Polson, MTMT5,65313.2%–

27Sidney, MTMT6,21711.8%–

SHOWING 1–27 OF 27

Download CSV (full list, 27 rows)

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