Parks & Recreation — Petroleum County, Montana

Historic & Cultural Sites

5 sites on the National Register of Historic Places.

• Cat Creek Oil Field Sign
• Howard Lepper Memorial Hall
• Lewistown Satellite Airfield Historic District (Boundary Increase III)
• Winnett Block
• Winnett School

Source: National Register of Historic Places.

Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:29.026219+00:00; aggregated 2026-04-13T16:08:24.192645+00:00.