Kremlin is an unincorporated community and census-designated place (CDP) in Hill County, Montana, United States.

Kremlin was developed as a cattle-rangeland stop on the Great Northern Railway.

[4] Kremlin is located in central Hill County along U.S. Route 2, which forms the southern edge of the CDP.

According to the United States Census Bureau, the Kremlin CDP has a total area of 0.44 square miles (1.14 km2), all land.

[7] Amtrak’s Empire Builder, which operates between Seattle/Portland and Chicago, passes through the town on BNSF tracks, but makes no stop.