| Zip Code : | 74631 |
| City : | Blackwell city |
| County : | Kay County |
| State : | Oklahoma (OK) |
| | |
| Land Area : | 95.10 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 36.7930147 |
| Longitude : | -97.3051400 |
| | |
| Population (2010): | 7,709 |
| Population Estimate (2012) : | 7,593 |
| Population Density : | 81.06/sq mi |
| Housing Units (2012) : | 3,706 |
| Median Household Income (2012) : | $35,972 (Oklahoma : $44,891, USA : $53,046) |
| Median Family Income (2012) : | $43,935 (Oklahoma : $56,068, USA : $64,585) |
| Median House Price (2012) : | $49,300 (Oklahoma : $110,800, USA : $181,400) |