| Decker, Montana | |
|---|---|
| Unincorporated community | |
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Decker Post Office and General Store
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| Coordinates: 45°00′43″N 106°51′48″W / 45.01194°N 106.86333°WCoordinates: 45°00′43″N 106°51′48″W / 45.01194°N 106.86333°W | |
| Country | United States |
| State | Montana |
| County | Big Horn |
| Elevation | 3,524 ft (1,074 m) |
| Population | |
| • Total | 76 |
| Time zone | Mountain (MST) (UTC-7) |
| • Summer (DST) | MDT (UTC-6) |
| ZIP code | 59025 |
| Area code(s) | 406 |
| GNIS feature ID | 770540 |
Decker is an unincorporated community in Big Horn County, Montana, United States. Decker is located along Secondary Highway 314 15.5 miles (24.9 km) north-northeast of Sheridan. Decker has a post office with ZIP code 59025. The community is home to a one-room public school, the Spring Creek School; it has nine pupils and is one of 200 one-room public schools in the United States.
According to the Köppen Climate Classification system, Decker has a semi-arid climate, abbreviated "BSk" on climate maps.