Montana
As of October 13, 2026
Agency Locations
How participation has grown
Active 287(g) agreements, since Dec 2024.
8 agreements.
Each line counts active agency–model agreements, so an agency with two models counts once per model.
Elections in Montana
- 6 of 8 agencies on this list are in a county that elects its sheriff in 2026.
- 5 of 6 agencies with a known county are in counties Trump won in 2024.
- 1 of 6 agencies with a known county are in counties Harris won in 2024.
Sources: MIT Election Data and Science Lab · Bolts
News coverage of ICE's 287(g) program in Montana
Updated September 18, 2026
Montana’s documented local cooperation with federal immigration enforcement centers on Gallatin County’s 287(g) agreement, which was paused during litigation, while Helena adopted limits on police assistance to federal immigration agents. The disputes have produced state-level investigations and court challenges over how much authority Montana counties and cities must provide to federal immigration officials.
This summary is licensed under Creative Commons BY 4.0 (Attribution). Reuse it freely, including commercially, as long as you credit 287(g) Watch (a project of Recovered Factory) with a link back. The cited news articles remain the property of their publishers.
Montana Agencies
8 agencies