| Hills Flat | |
|---|---|
| — Unincorporated community — | |
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Hills Flat
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| Coordinates: | |
| Country | United States |
| State | California |
| County | Nevada County |
| Elevation[1] | 2,457 ft (749 m) |
Hills Flat is an unincorporated community in Nevada County, California.[1] It lies at an elevation of 2457 feet (749 m).[1] Hills Flat is located 0.5 miles (0.8 km) northeast of Grass Valley.[2]