| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2021) |
|---|
| Dresden | Standard | $300,200 |
| Jefferson | Standard | $334,580 |
| Whitefield | Standard | $468,330 |
| Alna | Standard | $339,530 |
| Boothbay | Standard | $401,070 |
| Boothbay Harbor | Standard | $577,260 |
| Bristol | Standard | $466,500 |
| Damariscotta | Standard | $442,530 |
| East Boothbay | Standard | $422,580 |
| Bremen | Standard | $479,430 |
| Newcastle | Standard | $395,020 |
| New Harbor | Standard | $538,160 |
| Nobleboro | Standard | $444,260 |
| Edgecomb | Standard | $390,560 |
| Pemaquid | Standard | $211,230 |
| Round Pond | Standard | $537,900 |
| South Bristol | Standard | $874,670 |
| Trevett | Standard | $269,530 |
| Waldoboro | Standard | $397,050 |
| Walpole | Standard | $413,770 |
| Southport | Standard | $422,730 |
| Wiscasset | Standard | $382,010 |
| Union | Standard | $626,850 |
Source: US Internal Revenue Service