Lewis and Clark County, MT
Migration of people and income, 2022–2023 filing years
Between the 2022 and 2023 filing years, Lewis and Clark County, MT saw a net gain of 185 tax-filing households and a net gain of 251 individuals. On net, the area gained $20.7M in associated adjusted gross income (AGI, nominal dollars). The largest inflow came from Gallatin County; the largest outflow went to Missoula County. These figures cover federal income tax filers only and do not indicate why people moved.
Income (AGI) in and out
Where movers came from
- 1Gallatin County, MT134$7.6M
- 2Missoula County, MT133$7.7M
- 3Jefferson County, MT127$9.0M
- 4Cascade County, MT85$4.9M
- 5Yellowstone County, MT82$6.6M
- 6Silver Bow County, MT53$3.1M
- 7Broadwater County, MT53$2.8M
- 8Flathead County, MT43$2.4M
- 9Maricopa County, AZ39$3.5M
- 10King County, WA31$2.9M
Where movers went
- 1Missoula County, MT142$7.0M
- 2Jefferson County, MT133$14.4M
- 3Gallatin County, MT120$5.9M
- 4Cascade County, MT107$5.8M
- 5Yellowstone County, MT79$5.0M
- 6Broadwater County, MT54$3.4M
- 7Silver Bow County, MT51$2.1M
- 8Flathead County, MT41$2.8M
- 9Maricopa County, AZ33$3.7M
- 10King County, WA33$2.9M
Net migration by year
| Year | Net AGI | Net people |
|---|---|---|
| 2012 | +$11.9M | +244 |
| 2013 | +$11.8M | +401 |
| 2014 | +$11.0M | +208 |
| 2015 | -$2.3M | +88 |
| 2016 | +$17.4M | +522 |
| 2017 | +$47.6M | +1,034 |
| 2018 | +$14.8M | +517 |
| 2019 | +$22.1M | +594 |
| 2020 | +$31.4M | +903 |
| 2021 | +$50.7M | +1,010 |
| 2022 | +$54.8M | +1,185 |
| 2023 | +$20.7M | +251 |
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Source: IRS Statistics of Income migration data (public domain). Covers federal income tax filers only; AGI is nominal (not inflation adjusted). These numbers describe movement of filers and their reported income, not why people moved or economic loss. Methodology and caveats.