| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2020) |
|---|
| Arena | Standard | $63,900 |
| Avoca | Standard | $50,370 |
| Barneveld | Standard | $84,210 |
| Black Earth | Standard | $80,790 |
| Blanchardville | Standard | $75,260 |
| Blue Mounds | Standard | $96,520 |
| Cobb | Standard | $58,600 |
| Dodgeville | Standard | $66,550 |
| Highland | Standard | $60,590 |
| Hollandale | Standard | $64,520 |
| Linden | Standard | $47,580 |
| Livingston | Standard | $60,220 |
| Mazomanie | Standard | $74,990 |
| Mineral Point | Standard | $70,060 |
| Montfort | Standard | $59,940 |
| Muscoda | Standard | $51,820 |
| Rewey | Standard | $51,360 |
| Ridgeway | Standard | $72,220 |
| Spring Green | Standard | $76,500 |
| Platteville | Standard | $60,190 |
Source: US Internal Revenue Service