Citable statement
In ACS 2024, 36,159 people living in Montana reported living in another U.S. state one year earlier (± 4,898), and 35,447 people living in another state reported living in Montana a year earlier (± 4,254), both at 90% margin of error.
- Source ·
- U.S. Census Bureau, State-to-State Migration Flows: 2024 American Community Survey 1-Year Estimates (Table T13). Official release Jan 21, 2026. Margins of error are 90% MOE.
- Status ·
- Latest available as of Sep 7, 2026. No 2025 state-to-state table is published.
- Limitation ·
- Previous-residence counts of people aged 1 and over, not household-goods shipments or permanent relocations. Moves from abroad are excluded from these two totals.
- Cite as ·
- IMMERVEIL, “Montana interstate migration, ACS 2024”, https://immerveil.fyi/states/montana — derived from U.S. Census Bureau ACS 2024 1-year Table T13.
Net interstate balance
Montana recorded 712 more arrivals from other states than departures to them (difference ± 6,487, 90% MOE). That balance sits inside its own margin of error, so the table does not establish a net direction.
Difference test: √(MOE_in² + MOE_out²) per Census Bureau statistical-testing guidance. Not a net count of trucks or shipments.
Largest inbound origins
- California → Montana4,872 ± 1,563
- Washington → Montana3,631 ± 1,556
- Colorado → Montana3,002 ± 1,368
- Arizona → Montana2,330 ± 1,157
- Texas → Montana2,147 ± 910
- Alaska → Montana1,767 ± 1,621
- Oregon → Montana1,606 ± 1,198
- Minnesota → Montana1,435 ± 817
- Florida → Montana1,353 ± 942
- Idaho → Montana1,318 ± 693
Largest outbound destinations
- Montana → Washington6,291 ± 2,249
- Montana → Arizona4,304 ± 2,162
- Montana → Oregon2,783 ± 1,497
- Montana → California2,531 ± 925
- Montana → Idaho2,214 ± 1,018
- Montana → North Dakota1,556 ± 1,131
- Montana → New Mexico1,419 ± 1,480
- Montana → Texas1,190 ± 647
- Montana → North Carolina878 ± 515
- Montana → Utah876 ± 582
Indexed corridors out of Montana (1)
- Montana → Washington6,291 ± 2,249
Largest inbound origin: California. Largest outbound destination: Washington.
Questions this page answers
- Where does Montana rank among U.S. states for interstate migration?
- ACS 2024 1-year: 44th of 51 for people arriving from another state; 44th of 51 for people leaving for another state. Ranks are competition ranks among the 50 states and DC; ties share a rank.
- Does Montana gain or lose people to other states?
- Montana recorded 712 more arrivals from other states than departures to them (difference ± 6,487, 90% MOE). That balance sits inside its own margin of error, so the table does not establish a net direction.
- How many people moved into Montana from another U.S. state?
- ACS 2024 1-year: 36,159 ± 4,898 (90% MOE). Previous-residence, not a count of trucks.
- How many people left Montana for another U.S. state?
- ACS 2024 1-year: 35,447 ± 4,254 (90% MOE).
- Is this the latest official table?
- Yes. Released 2026-01-21. No 2025 ACS state-to-state table is published.