Ranking of Montana Counties By Net Migration in 2015
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2015, the Net Migration for Montana was 5.89K. Among all Montana counties, Gallatin County had the highest net migration (2.78K), followed by Flathead County (1.12K), and Missoula County (973).
The chart below shows the top 10 counties, and the table below shows the ranking of all Montana counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
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Related Topics: Montana Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2015 Census.
See this for other years:
Ranking of Montana Counties By Net Migration in 2015
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| Rank | County | Net Migration |
|---|---|---|
| 1 | Gallatin County | 2775 |
| 2 | Flathead County | 1120 |
| 3 | Missoula County | 973 |
| 4 | Yellowstone County | 660 |
| 5 | Ravalli County | 424 |
| 6 | Lewis and Clark County | 360 |
| 7 | Richland County | 281 |
| 8 | Stillwater County | 198 |
| 9 | Madison County | 197 |
| 10 | Lake County | 170 |
| 11 | Park County | 115 |
| 12 | Jefferson County | 103 |
| 13 | Broadwater County | 65 |
| 14 | Roosevelt County | 50 |
| 15 | Custer County | 47 |
| 16 | Liberty County | 45 |
| 17 | Deer Lodge County | 40 |
| 18 | Fallon County | 38 |
| 19 | Dawson County | 34 |
| 20 | Granite County | 26 |
| 21 | Teton County | 20 |
| 21 | Wheatland County | 20 |
| 22 | Prairie County | 15 |
| 23 | Sheridan County | 14 |
| 24 | Garfield County | 12 |
| 25 | Mineral County | 7 |
| 26 | Carbon County | 4 |
| 27 | Sanders County | 3 |
| 28 | Treasure County | -4 |
| 29 | Powder River County | -6 |
| 30 | Sweet Grass County | -9 |
| 30 | Wibaux County | -9 |
| 31 | Valley County | -12 |
| 32 | Carter County | -13 |
| 33 | Petroleum County | -14 |
| 34 | Musselshell County | -16 |
| 35 | Fergus County | -20 |
| 36 | McCone County | -21 |
| 36 | Meagher County | -21 |
| 37 | Golden Valley County | -23 |
| 38 | Lincoln County | -24 |
| 39 | Beaverhead County | -26 |
| 40 | Rosebud County | -30 |
| 41 | Daniels County | -38 |
| 42 | Phillips County | -40 |
| 43 | Toole County | -47 |
| 44 | Judith Basin County | -51 |
| 45 | Powell County | -62 |
| 46 | Silver Bow County | -63 |
| 47 | Pondera County | -65 |
| 48 | Blaine County | -70 |
| 49 | Chouteau County | -113 |
| 50 | Glacier County | -190 |
| 51 | Big Horn County | -194 |
| 52 | Hill County | -218 |
| 53 | Cascade County | -531 |