| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2020) |
|---|
| Dwight | Standard | $62,810 |
| Odell | Standard | $63,060 |
| Buckingham | Standard | $73,600 |
| Cabery | Standard | $55,960 |
| Chatsworth | Standard | $56,720 |
| Cullom | Standard | $56,880 |
| Emington | Standard | $61,030 |
| Kempton | Standard | $60,930 |
| Piper City | Standard | $56,990 |
| Reddick | Standard | $72,120 |
| Blackstone | Standard | $74,080 |
| Cornell | Standard | $69,340 |
| Long Point | Standard | $64,450 |
| Streator | Standard | $53,110 |
| Chenoa | Standard | $59,610 |
| Cropsey | Standard | $66,170 |
| Fairbury | Standard | $79,870 |
| Flanagan | Standard | $67,860 |
| Forrest | Standard | $63,820 |
| Graymont | Standard | $59,720 |
| Gridley | Standard | $71,800 |
| Pontiac | Standard | $56,790 |
| Saunemin | Standard | $57,010 |
| Strawn | Standard | $74,690 |
| Golconda | Standard | $53,700 |
Source: US Internal Revenue Service