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Where are people moving in Montana?

Madison County (28.2 per 1,000 residents), Musselshell County (25.8 per 1,000 residents) and Broadwater County (25.2 per 1,000 residents) drew the most people from other U.S. counties for their size in Montana in 2025.

Data as of 2025 · updated

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All 52 ranked Montana counties

Montana counties ranked by net domestic migration per 1,000 residents
RankCountyPer 1,000 residents, 2025Net movers 2025Residents
1Madison County28.2+28310,026
2Musselshell County25.8+1445,582
3Broadwater County25.2+2148,493
4Richland County22.8+25911,377
5Meagher County20.6+442,137
6Judith Basin County20.4+442,162
7Wheatland County18.6+392,100
8Sanders County14.9+21014,062
9Lincoln County14.0+31322,328
10Ravalli County13.6+66348,582
11Jefferson County11.7+15613,329
12Powell County10.3+747,157
13Teton County10.0+656,496
14Powder River County9.5+171,781
15Toole County9.0+475,211
16Prairie County9.0+101,112
17Beaverhead County8.1+8110,043
18Flathead County7.9+914115,429
19Granite County7.1+263,658
20Missoula County6.2+765123,513
21Chouteau County6.1+365,865
22Yellowstone County5.0+868172,692
23Valley County4.5+337,385
24Mineral County4.4+235,185
25Silver Bow County4.4+15936,118
26Gallatin County4.2+545128,740
27Custer County4.1+4912,034
28Cascade County4.1+34685,029
29Phillips County4.0+174,203
30Pondera County4.0+246,072
31Lewis and Clark County3.5+26575,331
32Park County3.1+5718,214
33Lake County2.7+9033,392
34Stillwater County2.3+229,445
35Liberty County1.5+31,957
36Fergus County0.4+511,825
37Hill County−0.1−116,167
38Roosevelt County−0.1−110,242
39McCone County−1.7−31,720
40Deer Lodge County−2.1−209,709
41Blaine County−2.8−196,860
42Glacier County−3.6−4913,463
43Carbon County−4.1−4711,466
44Dawson County−4.5−398,692
45Rosebud County−4.8−408,253
46Fallon County−5.1−152,959
47Sheridan County−9.3−323,436
48Big Horn County−11.5−14712,752
49Sweet Grass County−15.2−573,762
50Daniels County−18.0−291,612
51Garfield County−21.8−251,148
52Carter County−26.8−371,383

4 of 56 Montana counties are not ranked on this measure.

How this is ranked

Net domestic migration from the Census Bureau's population estimates for 2025: people who moved in from other U.S. counties minus people who moved out, per 1,000 residents. Moves from and to other countries are not included. Counties with fewer than 1,000 residents, or without a figure for the same period as the others, are not ranked.

Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025). Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how ranks and figures are built. More on every layer: data sources and licences.

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Questions

Which county in Montana gains the most people from other counties?

Madison County: 28.2 per 1,000 residents, ahead of Musselshell County (25.8 per 1,000 residents) and Broadwater County (25.2 per 1,000 residents), of 52 Montana counties ranked.

How is this ranking calculated?

Net domestic migration from the Census Bureau's population estimates for 2025: people who moved in from other U.S. counties minus people who moved out, per 1,000 residents. Moves from and to other countries are not included. Counties with fewer than 1,000 residents, or without a figure for the same period as the others, are not ranked.

More county rankings for Montana

Net domestic migration per 1,000 residents in other states

Across the U.S.