| ZIP Codes: | 13 ZIP Codes (10 Standard, 3 PO Box, 0 Unique) [See All] |
| Area Code: | 307 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 2:14:25 PM |
| Population: | 39,533 [See All] |
| FIPS: | 56013 |
| CBSA: | Riverton, WY |
| Land Area: | 8,513 sq mi |
| Water Area: | 78 sq mi |
| Coordinates: | 43.1039, -108.5777 |
| Quick Link: |
39,533 residents live across 13 ZIPs covering 8,513 sq mi, served by 13 distinct USPS-recognized cities.
Population moved from 40,739 to 39,533 from 2014 to 2024 — a -3.0% change. 3 ZIPs gained residents, 8 lost.
The county's wealthiest ZIP 82520 (Lander, $76,959 median) and poorest ZIP 82514 (Fort Washakie, $31,667) are 26.6 miles apart — a 2.4× income gap across local geography.
Median home values vary 4.1× across this county — from $92,200 in 82514 (Fort Washakie) to $382,600 in 82513 (Dubois).
Density varies 33× across the county — from 1 people/sq mi in 82512 (Crowheart) to 19 in 82515 (Hudson).
Educational attainment ranges from 9.7% bachelor's+ in 82516 (Kinnear) to 35.7% in 82520 (Lander) — the breadth of educational profiles across the area.
Within Wyoming, this is the #5 most populous of 28 counties and ranks #25 for median household income .
Weighted by population, the typical household earns about $65,242 across the county — reflecting what a typical resident sees, not a simple ZIP average.
26.5% of adults age 25+ hold a bachelor's degree or higher (7,064 of 26,654 reporting).
10 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 82501 | Riverton | Standard | 19,413 | $60,449 | 1,105.2 | -1.9% |
| 82520 | Lander | Standard | 13,266 | $76,959 | 2,723.2 | -4.1% |
| 82513 | Dubois | Standard | 1,627 | $66,332 | 1,563.7 | -0.7% |
| 82514 | Fort Washakie | Standard | 1,192 | $31,667 | 167.5 | -30.1% |
| 82649 | Shoshoni | Standard | 1,152 | $69,375 | 870.6 | 4.4% |
| 82523 | Pavillion | Standard | 945 | $57,188 | 541.1 | -11.8% |
| 82510 | Arapahoe | Standard | 875 | $55,000 | 78.6 | 88.2% |
| 82515 | Hudson | PO Box | 437 | $53,000 | 23.3 | -7.8% |
| 82516 | Kinnear | Standard | 299 | $40,208 | 165.7 | -36.1% |
| 82512 | Crowheart | Standard | 294 | — | 524.5 | 133.3% |
| 82642 | Lysite | Standard | 33 | $80,000 | 731.9 | -44.1% |
| 82310 | Jeffrey City | PO Box | 0 | — | 17.3 | — |
| 82524 | Saint Stephens | PO Box | — | — | 0.0 | — |