County ProfileWY
Fremont County
Population: 39,234 · 12 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
39,234
People
Median age
39.7
Housing
Total households
15,037
Income
Median household income
$64,904
Housing
Total housing units
17,469
Employment
Employment rate
56.6%
Education
Bachelor’s degree or higher
26.5%
Healthcare
Insured population
82.5%
County details
Local time 01:17:57(MT)| Name | Fremont |
|---|---|
| Total ZIP codes | 12total |
| ZIP codes (by type) | 10 Standard2 PO Box |
| Area code | 307 |
| Timezone | Mountain Time (MT) |
| Coordinates | 43.054831, -108.6089349 |
| Land area | 9,183.6 sq miles(23,785.4 km²) |
Map of Fremont county, Wyoming with ZIP codes
Cities and Communities in Fremont County
Compare the largest cities in Fremont County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Riverton | 10,682 | $55,208 | 1ZIPs |
| Lander | 7,546 | $74,813 | 1ZIPs |
| Fort Washakie | 1,650 | $36,875 | 1ZIPs |
| Arapahoe | 1,612 | $70,000 | 1ZIPs |
| Dubois | 911 | $59,571 | 1ZIPs |
| Shoshoni | 471 | $57,096 | 1ZIPs |
| Hudson | 431 | $50,000 | 1ZIPs |
| Kinnear | 393 | — | 1ZIPs |
| Pavillion | 230 | $51,563 | 1ZIPs |
| Crowheart | 120 | $101,719 | 1ZIPs |
| Lysite | 75 | — | 1ZIPs |
| Jeffrey City | 47 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Fremont County
Review the most populated postal areas across Fremont County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 82501 | Riverton | $60,449 | 18,523 |
| 82520 | Lander | $76,959 | 12,887 |
| 82513 | Dubois | $66,332 | 1,816 |
| 82514 | Fort Washakie | $31,667 | 1,539 |
| 82510 | Arapahoe | $55,000 | 1,236 |
| 82649 | Shoshoni | $69,375 | 1,062 |
| 82523 | Pavillion | $57,188 | 895 |
| 82515 | Hudson | $53,000 | 550 |
| 82516 | Kinnear | $40,208 | 393 |
| 82512 | Crowheart | — | 223 |
| 82642 | Lysite | $80,000 | 75 |
| 82310 | Jeffrey City | — | 35 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS