Postal Codes

82604 ZIP Code

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ZIP code 82604 covers Casper, Wyoming, with a population of about 27,584 and a median household income of $75,683.

Population
27,58426 per square mile
Median age
38.4about the US average
Median household income
$75,683about the Wyoming median
Poverty rate
8.3%4.1 points below the US average
Typical home value
$325,898up 28.7% in five years
Median rent
$1,0901.1× the Wyoming median
Degree or higher
27%8 points below the US average
Homeownership
83.5%18.5 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
686

Where 82604 is

Casper, Wyoming — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population27,584
Median age38.4
Family households68.3%
Born outside the US2.4%
Speaks a language other than English at home5.3%
White (non-Hispanic)86.6%
Black (non-Hispanic)0.8%
Asian (non-Hispanic)0.4%
Hispanic or Latino6.7%
Veterans8.5%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$75,683
Income per person$37,211
Poverty rate8.3%
Households on SNAP or cash assistance5.3%

Household income distribution

Under $10k3.9%
$10–15k3.6%
$15–20k1.0%
$20–25k4.6%
$25–30k3.4%
$30–35k3.4%
$35–40k3.8%
$40–45k2.5%
$45–50k4.6%
$50–60k7.3%
$60–75k11.5%
$75–100k14.8%
$100–125k11.6%
$125–150k7.5%
$150–200k9.4%
$200k or more7.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed11,980
Mean adjusted gross income$82,236
Returns declaring $200,000 or more5.4%
Returns, under $25k24.3%
Returns, $25k–$50k22.3%
Returns, $50k–$75k16.5%
Returns, $75k–$100k11.3%
Returns, $100k–$200k20.2%
Returns, $200k or more5.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$270,800
Median gross rent$1,090
Rent as a share of household income28.3%
Owner-occupied83.5%
Vacant homes5.1%
Median year built1977

What the homes are

Detached house81.9%
Attached house2.3%
2 to 4 units1.9%
5 to 19 units1.5%
20 or more units3.5%
Mobile home8.9%
Boat, RV or van0.1%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$325,898as of 2026-07
Typical home value, 1 yearup 2%
Typical home value, 5 yearsup 28.7%
Typical home value, 10 yearsup 48.9%
Typical asking rent$1,464as of 2026-07
Typical home value since 2000
201120182026$325,898$177,127

$177,127 in 2011 to $325,898 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher27%
High school diploma or higher93.4%
Works from home8.1%
Drives to work alone79.5%
Takes public transport0.6%
Commutes 45 minutes or more6.6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity36.5% 3.1 pts above the national average of 33.4%
Diagnosed diabetes11.2% 0.8 pts below the national average of 12%
Currently smokes15.2% 2 pts above the national average of 13.2%
High blood pressure30.5% 3.6 pts below the national average of 34.1%
Fair or poor general health18.6% 1.7 pts below the national average of 20.3%
No health insurance (18–64)11.3% same as the national average of 11.3%
Depression23.3% 1.4 pts above the national average of 21.9%
No leisure-time physical activity26.3% 0.9 pts above the national average of 25.4%
Arthritis25.1% same as the national average of 25.1%
Binge drinking16.1% same as the national average of 16%
Taking blood pressure medication73.5% 1.2 pts below the national average of 74.7%
Cancer (non-skin)8.8% 1.1 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease6.3% same as the national average of 6.2%
Routine check-up in past year70.7% 6 pts below the national average of 76.7%
Cholesterol screening82.2% 3.7 pts below the national average of 85.9%
Cognitive disability14.7% same as the national average of 14.8%
Colorectal screening63.1% 1.2 pts below the national average of 64.3%
COPD7.4% 0.8 pts above the national average of 6.6%
Visited a dentist64.4% 3.1 pts above the national average of 61.3%
Any disability32.5% 1.8 pts above the national average of 30.7%
Hearing disability8% 1.3 pts above the national average of 6.7%
High cholesterol32.8% 3.4 pts below the national average of 36.2%
Independent living disability8% same as the national average of 8.4%
Mammography use68.7% 7.2 pts below the national average of 75.9%
Poor mental health (14+ days)16.4% same as the national average of 16.8%
Mobility disability13.8% same as the national average of 14%
Poor physical health (14+ days)12.9% 0.6 pts below the national average of 13.5%
Self-care disability3.6% same as the national average of 4%
Sleeps under 7 hours33% 3.4 pts below the national average of 36.4%
Stroke3.3% same as the national average of 3.4%
All natural teeth lost13.6% 0.6 pts above the national average of 13%
Vision disability4.6% 1 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments686
People employed6,816
Annual payroll$388,944,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 84.6% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 11 census tracts this ZIP code covers
Expected annual loss85.8 out of 100
Community resilience43.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide98.3Relatively Moderate at its worst in this ZIP code
Wildfire97.9Relatively High at its worst in this ZIP code
Winter weather97.1Very High at its worst in this ZIP code
River flooding85Very High at its worst in this ZIP code
Cold wave81.9Relatively High at its worst in this ZIP code
Drought81.4Relatively Low at its worst in this ZIP code
Earthquake81.3Relatively Moderate at its worst in this ZIP code
Avalanche77.1Relatively Low at its worst in this ZIP code
Hail63.8Relatively Moderate at its worst in this ZIP code
Lightning63.3Relatively High at its worst in this ZIP code
Tornado42.9Relatively Moderate at its worst in this ZIP code
Ice storm29.3Relatively Low at its worst in this ZIP code
Strong wind16.4Relatively Low at its worst in this ZIP code
Heat wave3Very Low at its worst in this ZIP code
Compared with Wyoming and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPWyomingUnited States
Median household income$75,683$74,815$78,538
Income per person$37,211$41,006$43,289
Poverty rate8.3%10.7%12.4%
Median home value$270,800$285,100$303,400
Median gross rent$1,090$968$1,348
Homeownership83.5%71.9%65%
Bachelor's degree or higher27%29.9%35%
Unemployment rate3.7%3.7%5.2%
Works from home8.1%8.5%13.5%
Born outside the US2.4%3.5%13.9%
Median age38.438.838.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationCASPER WWTP, WY US8.8 km away
Rain in a year13 in

Average high and low by month

January38.2°F / 16.5°F0.44 in rain
February39.6°F / 17.6°F0.63 in rain
March49°F / 24.7°F0.97 in rain
April56.6°F / 30.8°F1.47 in rain
May67.1°F / 40.6°F2.74 in rain
June79.3°F / 49.5°F1.55 in rain
July88.3°F / 56.4°F1.21 in rain
August86.5°F / 55°F1.02 in rain
September76°F / 43.8°F1.05 in rain
October60.7°F / 33.1°F1.25 in rain
November47.5°F / 25.2°F0.45 in rain
December37.8°F / 17.2°F0.65 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Natrona County School District 1100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability26more vulnerable than 26% of US census tracts
Socioeconomic status19more vulnerable than 19% of US census tracts
Household characteristics18more vulnerable than 18% of US census tracts
Racial and ethnic minority status19more vulnerable than 19% of US census tracts
Housing type and transport64more vulnerable than 64% of US census tracts
Walkability5.2 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

82644 Mills, WY2.5 km away
82601 Casper, WY6.3 km away
82602 Casper, WY7.5 km away
82605 Casper, WY7.7 km away
82609 Casper, WY9 km away
82636 Evansville, WY19.3 km away
82646 Natrona, WY41 km away
82637 Glenrock, WY42.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Natrona County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area1048.37 sq mi
Water area5.28 sq mi
Population density26 people per sq mi
Latitude, longitude42.8261, -106.3896

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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