RANKING · 2020 CENSUS · 12 SHOWN OF 12

Largest Iranian population, Montana counties · 2020

Montana counties ranked by the number of residents who are Iranian ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 12 counties in Montana that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPIRANIAN POPULATIONVS 2000

01Yellowstone County, MTMT172,69280–

02Missoula County, MTMT123,51375–

03Gallatin County, MTMT128,74063–

04Stillwater County, MTMT9,44562–

05Deer Lodge County, MTMT9,70931–

06Lewis and Clark County, MTMT75,33121–

07Cascade County, MTMT85,02919–

08Flathead County, MTMT115,42912–

09Prairie County, MTMT1,1127–

10Beaverhead County, MTMT10,0432–

11Custer County, MTMT12,0342–

12Granite County, MTMT3,6581–

SHOWING 1–12 OF 12

Download CSV (full list, 12 rows)

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