| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2021) |
|---|
| Birch Run | Standard | $441,310 |
| Byron | Standard | $281,400 |
| Clio | Standard | $344,980 |
| Columbiaville | Standard | $459,900 |
| Davison | Standard | $424,820 |
| Durand | Standard | $479,960 |
| Fenton | Standard | $612,440 |
| Flushing | Standard | $470,000 |
| Gaines | Standard | $327,480 |
| Goodrich | Standard | $474,420 |
| Grand Blanc | Standard | $435,540 |
| Holly | Standard | $415,360 |
| Lennon | Standard | $339,600 |
| Linden | Standard | $430,870 |
| Montrose | Standard | $354,180 |
| Mount Morris | Standard | $372,380 |
| Otisville | Standard | $270,730 |
| Swartz Creek | Standard | $339,420 |
| Flint | Standard | $1,769,680 |
| Flint | Standard | $395,000 |
| Flint | Standard | $302,350 |
| Flint | Standard | $156,120 |
| Flint | Standard | $316,680 |
| Flint | Standard | $585,560 |
| Burton | Standard | $440,800 |
| Burton | Standard | $319,830 |
| Burton | Standard | $135,230 |
| Flint | Standard | $646,330 |
| Millington | Standard | $336,140 |
Source: US Internal Revenue Service