| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2021) |
|---|
| Ashland | Standard | $637,260 |
| Cedar Bluffs | Standard | $388,250 |
| Ceresco | Standard | $359,420 |
| Colon | Standard | $159,690 |
| Fremont | Standard | $502,320 |
| Ithaca | Standard | $175,330 |
| Linwood | Standard | $140,730 |
| Malmo | Standard | $169,980 |
| Mead | Standard | $317,250 |
| Prague | Standard | $146,050 |
| Valley | Standard | $742,700 |
| Valparaiso | Standard | $349,330 |
| Wahoo | Standard | $379,100 |
| Weston | Standard | $164,710 |
| Yutan | Standard | $485,290 |
| Morse Bluff | Standard | $219,430 |
| North Bend | Standard | $338,440 |
Source: US Internal Revenue Service