Residential delivery area · Wyoming
ZIP Code 83101: Kemmerer, WY
ZIP code 83101 uses the postal name Kemmerer, Wyoming and lies entirely in Lincoln County (Census 2020 ZIP-county file). About 3,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $76,947 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Kemmerer (under 1%), Fontenelle (under 1%) and Oakley (0%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Kemmerer · its only residential ZIP
- County
- Lincoln County
- Census places
- Kemmerer (under 1%); Fontenelle (under 1%) census-designated place; Oakley (0%) census-designated place
- House district
- WY at large 119th Congress
- State
- Wyoming
- Time zone
- Mountain
- Land area
- 530.2 sq mi · 7 people per sq mi
Where is ZIP code 83101?
83101 centers on 41.976°, -110.547° and covers 530.2 square miles of land plus 0.6 of water. It borders 6 ZIP codes: 83121, 83116, 83124, 83114, 83123, 82935.
The map draws ZIP code areas only. For the streets inside 83101, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 83101 compare with the rest of Lincoln County?
| Measure | 83101 | In Lincoln County | In WY |
|---|---|---|---|
| People (ACS 2020-2024) | 3,731 | 3rd of 16 | 33rd of 179 |
| Median household income | $77k | not ranked | not ranked |
| Median home value | $191k | 4th of 4 | 52nd of 55 |
83101's median household income is not ranked: its 90% margin of error (±$19,339) is more than a quarter of the figure ($76,947). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 13% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 83101?
The 2020 Census counted 2,808 people in 83101; the ACS, which samples households over 2020-2024, estimates 3,731. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 3,731±497 (90% margin)
- 2020 Census count
- 2,808
- Households
- 1,564
- Median age
- 38.4
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 83101?
Of the 3,731 people the ACS estimates in 83101, 27.5% are under 18 and 23.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (91.9%).
- Under 1827.5%
- 18 to 6449.1%
- 65 and older23.4%
- White, not Hispanic91.9%
- Hispanic or Latino4.2%
- Other or two or more3.7%
- Black, not Hispanic0.1%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 83101 earn?
Median household income is $76,947 (ACS 2020-2024).
- Median household income
- $76,947±$19,339
- Income per person
- $41,749
- Below the poverty line
- 12.2%
- Unemployed (of the labor force)
- 2.0%
- Adults 25+ with a bachelor's degree
- 25.6%
- Adjusted gross income per tax return, 2022
- $83,5711,330 returns; wages 70% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 83101?
FHFA's house price index for 83101, built from repeat sales and appraisals of the same homes, rose 91% from 2015 to 2025 and rose 76% from 2020 to 2025, and moved +15.8% in 2025.
- Median home value (owners' estimate)
- $191,200
- Median gross rent
- $824
- Homes owned by their occupants
- 77.7%
- Housing units
- 1,862
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 83101?
82 business establishments had a location in this ZIP code in 2023, 16 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade14
- Health care and social assistance9
- Accommodation and food services9
- Professional, scientific, and technical services8
- Transportation and warehousing7
- Other services (except public administration)6
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 83101?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 83121 | Frontier | 0 | – | 8.8 mi |
| 83116 | Diamondville | 619 | $67k | 15.0 mi |
| 83124 | Opal | 96 | $88k | 19.2 mi |
| 83114 | Cokeville | 635 | $86k | 22.8 mi |
| 83123 | La Barge | 679 | $160k | 23.0 mi |
| 82935 | Green River | 12,012 | $88k | 50.1 mi |
| 84064 | Randolph, UT | 846 | $89k | 35.4 mi (near) |
| 83233 | Dingle, ID | 147 | – | 37.1 mi (near) |
| 84038 | Laketown, UT | 646 | $96k | 37.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.