Fromberg is a town in Carbon County, Montana, United States.

The Fromberg Post Office was established on March 21, 1903, with Abraham Pierson as the town's first postmaster.

[5] The town was named after Northern Pacific stockholder Conrad Fromberg.

[6] Montana Secondary Highway 310 and the Chicago, Burlington and Quincy Railroad run through town.

The Clarks Fork Yellowstone River flows past the east side of the community.

[7] According to the United States Census Bureau, the town has a total area of 0.48 square miles (1.24 km2), all land.

[9] Fromberg is part of the Billings, Montana Metropolitan Statistical Area.

27.0% of all households were made up of individuals, and 10.6% had someone living alone who was 65 years of age or older.