| County : | Gratiot County |
| State : | Michigan (MI) |
| Land Area : | 568.46 sq mi |
| Water Area : | 3.15 sq mi |
| Latitude : | 43.2923259 |
| Longitude : | -84.6046900 |
| Population (2010): | 42,476 |
| Population Estimate (2012) : | 42,340 |
| Population Density : | 74.72/sq mi |
| Housing Units (2012) : | 16,339 |
| Median Household Income (2012) : | $40,224 (Michigan : $48,471, USA : $53,046) |
| Median Family Income (2012) : | $51,317 (Michigan : $60,749, USA : $64,585) |
| Median House Price (2012) : | $88,200 (Michigan : $128,600, USA : $181,400) |
Gratiot County Cities / Towns
| Alma City (9,383) | Ashley Village (563) | Breckenridge Village (1,328) |
| Ithaca City (2,910) | Perrinton Village (406) | St. Louis City (7,482) |
Gratiot County Zip Codes
| 48614 (1,376) | 48615 (3,058) | 48637 (3,359) |
| 48662 (1,594) | 48801 (12,923) | 48806 (1,676) |
| 48807 (916) | 48811 (5,641) | 48831 (3,512) |
| 48832 (1,393) | 48835 (2,680) | 48845 (1,003) |
| 48847 (6,041) | 48856 (966) | 48871 (1,952) |
| 48874 (180) | 48877 (2,392) | 48879 (18,075) |
| 48880 (10,669) | 48889 (1,322) |