| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2020) |
|---|
| Cranford | Standard | $132,640 |
| Fanwood | Standard | $135,760 |
| Garwood | Standard | $98,130 |
| Kenilworth | Standard | $79,690 |
| Linden | Standard | $54,780 |
| Plainfield | Standard | $45,830 |
| Plainfield | Standard | $52,020 |
| Plainfield | Standard | $47,440 |
| Rahway | Standard | $61,110 |
| Clark | Standard | $115,010 |
| Scotch Plains | Standard | $151,580 |
| Springfield | Standard | $122,570 |
| Union | Standard | $73,550 |
| Vauxhall | Standard | $52,120 |
| Westfield | Standard | $263,090 |
| Mountainside | Standard | $186,870 |
| Newark | Standard | $29,750 |
| Elizabeth | Standard | $36,740 |
| Elizabeth | Standard | $39,170 |
| Roselle | Standard | $51,100 |
| Roselle Park | Standard | $67,640 |
| Hillside | Standard | $57,890 |
| Elizabethport | Standard | $32,520 |
| Elizabeth | Standard | $47,240 |
| Summit | Standard | $381,470 |
| Berkeley Heights | Standard | $193,920 |
| New Providence | Standard | $185,970 |
Source: US Internal Revenue Service