| Zip Code : | 48854 |
| City : | Holt, Lansing city, Mason city, Okemos |
| County : | Ingham County |
| State : | Michigan (MI) |
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| Land Area : | 111.55 sq mi |
| Water Area : | 0.29 sq mi |
| Latitude : | 42.5816977 |
| Longitude : | -84.4516125 |
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| Population (2010): | 18,598 |
| Population Estimate (2012) : | 18,277 |
| Population Density : | 166.72/sq mi |
| Housing Units (2012) : | 7,640 |
| Median Household Income (2012) : | $63,082 (Michigan : $48,471, USA : $53,046) |
| Median Family Income (2012) : | $75,331 (Michigan : $60,749, USA : $64,585) |
| Median House Price (2012) : | $153,700 (Michigan : $128,600, USA : $181,400) |