| County : | Marquette County |
| State : | Michigan (MI) |
| Land Area : | 1,808.39 sq mi |
| Water Area : | 1,616.13 sq mi |
| Latitude : | 46.6565965 |
| Longitude : | -87.5840278 |
| Population (2010): | 67,077 |
| Population Estimate (2012) : | 67,178 |
| Population Density : | 37.09/sq mi |
| Housing Units (2012) : | 34,330 |
| Median Household Income (2012) : | $45,349 (Michigan : $48,471, USA : $53,046) |
| Median Family Income (2012) : | $61,974 (Michigan : $60,749, USA : $64,585) |
| Median House Price (2012) : | $126,300 (Michigan : $128,600, USA : $181,400) |
Marquette County Cities / Towns
| Big Bay (319) | Gwinn (1,917) | Harvey (1,393) |
| Ishpeming City (6,470) | K. I. Sawyer (2,624) | Marquette City (21,355) |
| Michigamme (271) | Negaunee City (4,568) | Palmer (418) |
| Republic (570) | Trowbridge Park (2,176) | West Ishpeming (2,662) |
Marquette County Zip Codes
| 49808 (352) | 49814 (1,429) | 49818 (988) |
| 49819 (36) | 49822 (220) | 49831 (780) |
| 49833 (266) | 49841 (7,016) | 49849 (12,242) |
| 49855 (33,561) | 49861 (616) | 49866 (8,034) |
| 49871 (510) | 49879 (1,038) | 49880 (1,142) |
| 49885 (1,897) |