| City : | Westfield Town |
| County : | Hamilton County |
| State : | Indiana (IN) |
| | |
| Land Area : | 26.84 sq mi |
| Water Area : | 0.24 sq mi |
| Latitude : | 40.0284805 |
| Longitude : | -86.1566208 |
| | |
| Population (2010): | 30,068 |
| Population Estimate (2012) : | 30,081 |
| Population Density : | 1,120.35/sq mi |
| Housing Units (2012) : | 11,209 |
| Median Household Income (2012) : | $88,902 (Indiana : $48,374, USA : $53,046) |
| Median Family Income (2012) : | $99,589 (Indiana : $60,012, USA : $64,585) |
| Median House Price (2012) : | $210,600 (Indiana : $123,400, USA : $181,400) |