| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2020) |
|---|
| Dunkirk | Standard | $44,240 |
| Forestville | Standard | $54,050 |
| Fredonia | Standard | $62,290 |
| Irving | Standard | $56,030 |
| Silver Creek | Standard | $53,920 |
| South Dayton | Standard | $52,500 |
| Jamestown | Standard | $45,930 |
| Ashville | Standard | $58,350 |
| Bemus Point | Standard | $81,060 |
| Brocton | Standard | $43,050 |
| Cassadaga | Standard | $54,170 |
| Cherry Creek | Standard | $52,860 |
| Clymer | Standard | $54,870 |
| Conewango Valley | Standard | $43,130 |
| Dewittville | Standard | $65,560 |
| Falconer | Standard | $47,450 |
| Findley Lake | Standard | $69,130 |
| Frewsburg | Standard | $52,940 |
| Gerry | Standard | $55,440 |
| Kennedy | Standard | $47,940 |
| Lakewood | Standard | $81,630 |
| Mayville | Standard | $61,590 |
| Panama | Standard | $49,140 |
| Portland | Standard | $47,230 |
| Ripley | Standard | $45,590 |
| Sherman | Standard | $49,480 |
| Sinclairville | Standard | $50,900 |
| Stockton | Standard | $50,860 |
| Westfield | Standard | $54,600 |
Source: US Internal Revenue Service