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| City : | Rocklin City |
| County : | Placer County |
| State : | California (CA) |
| Land Area : | 19.54 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 38.8080407 |
| Longitude : | -121.2503648 |
| Population (2010): | 56,974 |
| Population Estimate (2012) : | 57,013 |
| Population Density : | 2,915.67/sq mi |
| Housing Units (2012) : | 22,010 |
| Median Household Income (2012) : | $77,287 (California : $61,400, USA : $53,046) |
| Median Family Income (2012) : | $88,996 (California : $69,883, USA : $64,585) |
| Median House Price (2012) : | $333,200 (California : $383,900, USA : $181,400) |