| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2020) |
|---|
| Big Pool | Standard | $66,280 |
| Boonsboro | Standard | $78,640 |
| Cascade | Standard | $56,090 |
| Clear Spring | Standard | $66,570 |
| Fairplay | Standard | $71,460 |
| Hagerstown | Standard | $49,940 |
| Hagerstown | Standard | $70,040 |
| Hancock | Standard | $49,930 |
| Keedysville | Standard | $82,100 |
| Knoxville | Standard | $84,580 |
| Maugansville | Standard | $47,840 |
| Rohrersville | Standard | $88,050 |
| Sabillasville | Standard | $70,230 |
| Sharpsburg | Standard | $69,630 |
| Smithsburg | Standard | $70,540 |
| Williamsport | Standard | $63,610 |
Source: US Internal Revenue Service