| Zip Code : | 45014 |
| City : | Fairfield city, Hamilton city, Ross |
| County : | Butler County |
| State : | Ohio (OH) |
| | |
| Land Area : | 21.70 sq mi |
| Water Area : | 0.26 sq mi |
| Latitude : | 39.3257136 |
| Longitude : | -84.5523900 |
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| Population (2010): | 43,917 |
| Population Estimate (2012) : | 44,152 |
| Population Density : | 2,023.41/sq mi |
| Housing Units (2012) : | 19,376 |
| Median Household Income (2012) : | $54,526 (Ohio : $48,246, USA : $53,046) |
| Median Family Income (2012) : | $65,413 (Ohio : $61,163, USA : $64,585) |
| Median House Price (2012) : | $147,700 (Ohio : $133,700, USA : $181,400) |