ZIP Code 82310 in Jeffrey City, WY

Data Last Updated: January 1, 2026
City:Jeffrey City, Wyoming
City Alias:Rawlins
County:Fremont County
Timezone:Mountain (GMT -07:00)
Local Time:9:32:26 PM
Population:35 [See All]
Area Code:307
Classification:PO Box
Coordinates:42.7172, -107.9461
Land Area:50.856 sq mi
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82310 - Jeffrey City, WY

ZIP Code 82310, Jeffrey City

Retirement
LocationFremont County, WY
Area11.4 sq mi
Population35
Households12
PO Boxes40 Regional Hub (333%)
Median Age63.5 years (Senior)
Seasonal Housing23%
ZIP CreatedBefore Oct 2004
Key Facts
  • Only 35 people live in Jeffrey City, making it one of Wyoming's smallest communities
  • The median age is 63.5 years, indicating a predominantly older population
  • The post office has 40 PO Boxes serving just 12 local households, meaning it provides regional service to surrounding areas
  • With an adoption rate of 3.33, the facility serves more than three times the local population, drawing customers from remote ranches and properties
  • Street delivery uses one rural route and one highway route, but most residents still choose PO Boxes
  • The community has 11 different streets but only 12 occupied homes, spread across 11 square miles

A High Desert Community

Jeffrey City sits in central Wyoming's high desert, where 35 people live across 11 square miles of Fremont County. This is one of Wyoming's smallest communities, with just 12 occupied households and a median age of 63.5 years.

Regional Postal Service

The post office maintains 40 PO Boxes for 12 local households. That adoption rate of 3.33 means the facility serves well beyond its immediate boundaries, providing boxes for ranchers and residents scattered across the surrounding rural areas. With one rural route and one highway route handling street delivery, most residents still prefer the reliability of a PO Box in this remote location.

Street Name Patterns

Historic Trail Geographic Features

Street names reference Wyoming's historic trails and local geography, with Oregon Trail and landmarks like Split Rock reflecting the area's frontier heritage.

Interactive charts load automatically as you scroll. Hover for data, click to explore trends, and use the menu to export.

Population & Demographics


ZIP Code 82310 has 35 residents and 12 households (average 2.92 persons per household). The median age is 63.5 years, significantly older than the state (38.7) and significantly older than the nation (38.8). The gender split is 51.4% male and 48.6% female, which is slightly higher than the national male share (49.1%), making this a male-majority area. Largest groups are White (82.9%, much higher than the national average of 61.6%) and American Indian & Alaska Native (5.7%, higher than the national average of 1.1%); Hispanic or Latino residents make up 2.9%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:35Source: Census DHC
2024 ACS Population Estimate:0Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:0.7 people per sq mile
Average Income:$0Source: Census ACS
Households:12Source: Census DHC
Average House Value:$0Source: Census ACS
Persons Per Household:2.92Source: Census DHC
Average Family Size:3.09Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--000000000024340
Decennial Census0------------------35------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 63.5

Male Median Age: 58.5

Female Median Age: 64.5

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male000401100030160002
Female111100201100142101
Total1115013011302102103
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:2987.88%
Black:00%
Hispanic:*13.03%
Asian:13.03%
American Indian:26.06%
Hawaiian:00%
Other:00%
Total:33100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:1851.43%58.5 years
Females:1748.57%64.5 years
Total:35100%63.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:00%
Native, born in PR, Island Areas, or abroad:00%
Foreign born, naturalized U.S. citizen:00%
Foreign born, not a U.S. citizen:00%
Total Population:0100%
Total Native Population:00%
Total Foreign-born Population:00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Housing & Affordability


In 2023, the median home value is $0, which is considerably lower than the state median ($285,100), and above its 2019 pre-pandemic level by $0. The median gross rent is $0, which is far less than the state median ($968), and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00%
$500 to $999:00%
$1,000 to $1,499:00%
$1,500 to $1,999:00%
$2,000 to $2,499:00%
$2,500 to $2,999:00%
$3,000 or more:00%
No Rent:00%
Total:0100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):00%
Owner Occupied (free and clear, no mortgage):00%
Renter Occupied:00%
Total Occupied Housing Units:0100%

Occupied Housing Units:00.00%
Vacant Housing Units (not graphed):45100.00%
Total Housing Units:45100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:00.00%
Multi-Family Units:45100.00%
Other Units:00%
Total Housing Units:45100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Business & Employment Statistics


ZIP Code 82310 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:718Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 82310 is located in Fremont County, Wyoming, within the Riverton, WY Metropolitan Statistical Area (CBSA 40180). This Micro area has a population of 39,472 people, about 0.09% of whom live in ZIP Code 82310. It covers 50.856 sq mi of land and a water area of 0 sq mi.

CBSA Name:Riverton, WYSource: Census
CBSA Number:40180Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:39,472Source: Census
MSA:Source: Census
Land Area:50.856 sq miSource: Census
Water Area:--Source: Census
Congressional District:No DistrictsSource: USPS
Congressional Land Area: sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:5640555Source: Census
Place Name:Jeffrey City CDP; WyomingSource: Census

Adjacent & Nearby ZIP Codes


82321 | | 82301

Schools in ZIP Code 82310


ZIP Code 82310 is in the Fremont County School District 1, which serves grades Kindergarten thru 12th. There are 1 public school(s) in this ZIP Code, and we have located 3 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Jeffrey City Elementary 375 Bob Adams
Jeffrey City, WY 82310
District: Fremont County School District 1
St Margaret's Catholic School 220 N 7th St E
Riverton, WY 82501
District: Private SchoolNearby
Trinity Lutheran School 419 E Park Ave
Riverton, WY 82501
District: Private SchoolNearby
Smart-Start Montessori Academy 1014 N 8th St W
Riverton, WY 82501
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 82310


Central Wyoming College 2660 Peck Avenue
Riverton, WY 82501
Type: Post Secondary
Casper College 125 College Drive
Casper, WY 82601-4699
Type: Post Secondary
Western Wyoming Community College 2500 College Dr
Rock Springs, WY 82901
Type: Post Secondary
Northwest College 231 W 6th St
Powell, WY 82435-1898
Type: Post Secondary
Northern Wyoming Community College District 1 Whitney Way
Sheridan, WY 82801
Type: Post Secondary
Wyotech 1889 Venture Drive
Laramie, WY 82070-9519
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on January 1, 2026.

  1. U.S. Postal Service [Last Updated: 1/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 1/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 1/1/2026], https://nces.ed.gov