Montana Net Migration Rate By County in 2019

Updated on January 22, 2024.

According to the US Census Bureau estimates, in 2019, the net migration rate per 1,000 population for Montana was 6.51. Treasure County had the highest net migration rate per 1,000 population (29.33), followed by Judith Basin County (29.29), and Mineral County (25.87). On the other hand, Wibaux County had the lowest net migration rate per 1,000 population (-69.59), followed by Petroleum County (-35.5), and Daniels County (-35.2).

Net migration rate for a county refers to the difference between the number of migrants, both domestic and international, moving to the county and those leaving the county per 1,000 of the county's mid-year population. A positive rate is known as a net immigration rate, and a negative rate is known as a net emigration rate.

You can also see similar information for other states and also by state for the United States.

Hover over or click on the chart to see this information for each county. The data can also be filtered, sorted, and explored further in a table below.

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Montana Net Migration Rate By County in 2019
Montana Net Migration Rate By County in 2019
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County Net Migration Rate
Beaverhead 6.78
Big Horn -11.07
Blaine -16.33
Broadwater 22.38
Carbon 4.59
Carter 11.35
Cascade -6.83
Chouteau -12.76
Custer -17.26
Daniels -35.2
Dawson -7.16
Deer Lodge 8.82
Fallon -18.96
Fergus -2.98
Flathead 15.52
Gallatin 18.64
Garfield 0.79
Glacier -12.95
Golden Valley 1.21
Granite -1.2
Hill 2.38
Jefferson 12.51
Judith Basin 29.29
Lake 8.8
Lewis and Clark 10.73
Liberty -28.18
Lincoln 17.67
McCone -6.05
Madison 18
Meagher -2.71
Mineral 25.87
Missoula 7.97
Musselshell 6.49
Park -3.19
Petroleum -35.5
Phillips -23.49
Pondera -11.02
Powder River -24
Powell -7.26
Prairie 1.89
Ravalli 20.22
Richland -7.12
Roosevelt -10.67
Rosebud -14.66
Sanders 19.84
Sheridan -18.52
Silver Bow 5.97
Stillwater 18.16
Sweet Grass 5.93
Teton 3.91
Toole -26.21
Treasure 29.33
Valley -3.92
Wheatland -30.95
Wibaux -69.59
Yellowstone 6.27