# Counties in Montana by foreign-born share of the population, 2024

All 56 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `foreign_born_share`
- Unit: %
- Definition: People who were not US citizens at birth, as a percentage of the total population. Includes naturalized citizens, lawful permanent residents, temporary migrants and unauthorized immigrants. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B05002: foreign-born population as a percentage of the total population, calculated with stored inputs (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b05002.dat)
- Retrieved: 2026-10-09
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B05002: foreign-born population as a percentage of the total population, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b05002.dat. Retrieved 2026-10-09.
- Web page: https://invokely.ai/rankings/foreign-born-population/montana-counties
- CSV: https://invokely.ai/download/rankings/foreign-born-population/montana-counties.csv

| Rank | Place | % |
|---:|---|---:|
| 1 | Wibaux County | 5.2 |
| 2 | Toole County | 4.3 |
| 3 | Gallatin County | 4.1 |
| 4 | Prairie County | 4 |
| 5 | Richland County | 3.1 |
| 6 | Missoula County | 2.9 |
| 7 | Liberty County | 2.9 |
| 8 | Flathead County | 2.8 |
| 9 | Madison County | 2.8 |
| 10 | Sheridan County | 2.7 |
| 11 | Phillips County | 2.6 |
| 12 | Lincoln County | 2.6 |
| 13 | Park County | 2.5 |
| 14 | Daniels County | 2.3 |
| 14 | Powell County | 2.3 |
| 16 | Lake County | 2.3 |
| 17 | Cascade County | 2.3 |
| 18 | Judith Basin County | 2.3 |
| 18 | Rosebud County | 2.3 |
| 20 | Ravalli County | 2.3 |
| 21 | Granite County | 2.2 |
| 22 | Fergus County | 2.2 |
| 23 | Yellowstone County | 1.9 |
| 24 | Fallon County | 1.9 |
| 25 | Lewis and Clark County | 1.9 |
| 26 | Pondera County | 1.8 |
| 27 | Musselshell County | 1.8 |
| 28 | Sanders County | 1.7 |
| 29 | Blaine County | 1.7 |
| 30 | Treasure County | 1.6 |
| 31 | Beaverhead County | 1.6 |
| 32 | Mineral County | 1.5 |
| 33 | Chouteau County | 1.5 |
| 34 | Wheatland County | 1.5 |
| 35 | Powder River County | 1.4 |
| 36 | Custer County | 1.3 |
| 37 | Stillwater County | 1.3 |
| 38 | McCone County | 1.3 |
| 38 | Sweet Grass County | 1.3 |
| 40 | Silver Bow County | 1.2 |
| 41 | Valley County | 1.2 |
| 42 | Hill County | 1 |
| 43 | Golden Valley County | 1 |
| 43 | Jefferson County | 1 |
| 45 | Meagher County | 1 |
| 46 | Petroleum County | 0.9 |
| 47 | Big Horn County | 0.9 |
| 48 | Roosevelt County | 0.8 |
| 49 | Broadwater County | 0.8 |
| 50 | Glacier County | 0.8 |
| 51 | Carbon County | 0.6 |
| 52 | Dawson County | 0.4 |
| 53 | Teton County | 0.4 |
| 54 | Carter County | 0.4 |
| 54 | Deer Lodge County | 0.4 |
| 56 | Garfield County | 0 |