Geographic reference
Jefferson County, Montana
Jefferson County is a county or county-equivalent in Montana.
Reference details
- State
- Montana (MT)
- Census GEOID
- 30043
- Land area
- 4,291.603 km²
- Water area
- 6.256 km²
- Representative point
- 46.124232, -112.059428
View point on map ↗
Geographic facts: 2026 U.S. Census Gazetteer. Coordinates identify a representative point, not the full geographic boundary.