How to use this list
Counties are sorted alphabetically. Use ZIP count and population to spot larger counties, then open a county for its ZIP roster and income/housing averages.
Wyoming counties
23 counties · 176 ZIP codes · population 564,413 . Select a county to open its ZIP table and local summary.
Related pages
Also see the Wyoming overview, cities, rankings, and congressional districts.
| County | ZIP codes | Population | Avg. income |
|---|---|---|---|
| Albany County | 9 | 37,647 | $69,877 |
| Big Horn County | 13 | 11,572 | $60,461 |
| Campbell County | 7 | 47,162 | $84,443 |
| Carbon County | 11 | 14,444 | $62,738 |
| Converse County | 4 | 13,765 | $76,799 |
| Crook County | 7 | 7,149 | $68,850 |
| Fremont County | 12 | 39,468 | $60,358 |
| Goshen County | 9 | 12,510 | $80,312 |
| Hot Springs County | 2 | 4,602 | $50,899 |
| Johnson County | 3 | 8,490 | $128,767 |
| Laramie County | 12 | 100,685 | $96,917 |
| Lincoln County | 15 | 19,921 | $103,704 |
| Natrona County | 12 | 79,701 | $65,262 |
| Niobrara County | 4 | 2,373 | $50,517 |
| Park County | 6 | 30,683 | $63,542 |
| Platte County | 5 | 8,723 | $82,016 |
| Sheridan County | 11 | 31,579 | $79,702 |
| Sublette County | 6 | 8,806 | $139,336 |
| Sweetwater County | 11 | 41,786 | $74,956 |
| Teton County | 7 | 22,830 | $121,689 |
| Uinta County | 5 | 5,806 | $105,158 |
| Washakie County | 2 | 7,836 | $53,546 |
| Weston County | 3 | 6,875 | $78,604 |
Frequently asked questions
- How many counties are listed for Wyoming?
- US5 currently lists 23 counties with published ZIP coverage in Wyoming. Counts can change as geography publishes update.
- What happens when I open a county?
- Each county page shows ZIP totals, income and housing averages, and a ZIP table. From there you can open any ZIP for a full demographics dashboard.