| ZIP Code | ZIP Code City/Town | ZIP Type | Average Adjusted Income(2020) |
|---|
| Airway Heights | Standard | $40,270 |
| Chattaroy | Standard | $75,380 |
| Cheney | Standard | $59,830 |
| Colbert | Standard | $117,910 |
| Deer Park | Standard | $69,420 |
| Edwall | Standard | $65,780 |
| Elk | Standard | $62,630 |
| Fairchild Air Force Base | Standard | $44,570 |
| Fairfield | Standard | $64,840 |
| Ford | Standard | $46,570 |
| Greenacres | Standard | $87,160 |
| Latah | Standard | $46,930 |
| Liberty Lake | Standard | $121,400 |
| Mead | Standard | $76,750 |
| Medical Lake | Standard | $64,430 |
| Mica | Standard | $105,810 |
| Newman Lake | Standard | $84,310 |
| Nine Mile Falls | Standard | $84,270 |
| Otis Orchards | Standard | $73,540 |
| Reardan | Standard | $58,330 |
| Rockford | Standard | $75,770 |
| Spangle | Standard | $77,340 |
| Sprague | Standard | $54,650 |
| Tekoa | Standard | $54,630 |
| Valleyford | Standard | $110,570 |
| Veradale | Standard | $74,820 |
| Clayton | Standard | $55,910 |
| Newport | Standard | $61,150 |
| Rosalia | Standard | $67,700 |
| Spokane | Standard | $77,350 |
| Spokane | Standard | $50,270 |
| Spokane | Standard | $107,000 |
| Spokane | Standard | $55,000 |
| Spokane | Standard | $50,230 |
| Spokane | Standard | $64,410 |
| Spokane | Standard | $40,190 |
| Spokane | Standard | $76,230 |
| Spokane | Standard | $61,970 |
| Spokane | Standard | $52,850 |
| Spokane | Standard | $66,520 |
| Spokane | Standard | $72,020 |
| Spokane | Standard | $99,620 |
| Spokane | Standard | $89,130 |
Source: US Internal Revenue Service