TABLE II-9 Median Household Income (current dollars)
| 1979 | 1989 | 1979-1989 Percent Change | |
| Ann Arbor City | $18,316 | $33,340 | 82.0 |
| Battle Creek City* | 13,281 | 25,306 | 90.5 |
| Grand Rapids City | 15,452 | 26,809 | 73.5 |
| Jackson City | 14,561 | 20,830 | 43.1 |
| Kalamazoo City | 14,620 | 23,207 | 58.7 |
| Saginaw City | 14,542 | 17,736 | 22.0 |
*Merged with Battle Creek Township in 1983.
Source: Census 1990 and 1980.