Casper ZIP Code List — Natrona County, WY

There are 5 unique ZIP codes in Casper, Wyoming. Area code: 307.

ZIP codes

1,592.33

sq mi land

6.85

sq mi water

307

area code

Casper, WY ZIP code map

About Casper, WY

Casper, Wyoming, is a vibrant city located in the heart of the state. Known for its rich history and stunning landscapes, it serves as a hub for various industries and cultural activities. The city offers a unique blend of small-town charm and modern amenities that attract both residents and visitors alike.

Location & geography

Casper is situated in Natrona County, centrally located in Wyoming. It is surrounded by several nearby cities, including Douglas, located about 40 miles to the east, Riverton about 70 miles to the west, Laramie approximately 130 miles to the south, and Gillette around 150 miles to the northeast. The city covers a vast land area of 2,640.70 square miles, complemented by a water area of 12.13 square miles, featuring diverse terrains that include rolling hills and rivers.

Community & economy

The community of Casper is characterized by its friendly atmosphere and a strong sense of local pride. Key industries in the area include energy production, agriculture, and tourism, which significantly contribute to the local economy. Daily life in Casper offers residents access to various recreational activities, cultural events, and a supportive community environment.

Transportation

Casper is well-connected by major highways, including Interstate 25, which runs north-south through the city. The nearest airport is Casper/Natrona County International Airport, providing regional flights to larger cities. Public transportation options are available, although many residents rely on personal vehicles for commuting and travel.

History

Founded in 1888, Casper has evolved from a railroad town into a bustling city, driven primarily by the railroad and energy industries. Notable events include the discovery of natural gas and oil in the surrounding areas, which spurred economic growth and development. Today, the city retains its historic charm while adapting to modern advancements.

Did you know?

One surprising fact about Casper is that it is home to the National Historic Trails Center, which celebrates the stories of the trails that shaped the westward expansion of the United States. Additionally, Casper is known for hosting the Central Wyoming Fair and Rodeo, attracting visitors from across the region every summer.

ZIP codes for Casper, WY (5)

ZIP code	City	County	Map
82601	Casper	Natrona	View map
82602	Casper	Natrona	View map
82604	Casper	Natrona	View map
82605	Casper	Natrona	View map
82609	Casper	Natrona	View map

Demographics & statistics

73,032

Population

37.6

Median age

$69,515

Median household income

$40,517

Per capita income

$254,667

Median home value

$984

Median monthly rent

71.8%

Home ownership

9.7%

Poverty rate

3.4%

Unemployment

25,383

Housing units

28.1%

Bachelor's or higher

Age distribution

Male Female

2,253

Under 5

2,240

2,469

5–9

2,455

2,527

10–14

2,512

2,494

15–19

2,479

2,123

20–24

2,111

5,026

25–34

4,997

4,953

35–44

4,923

4,087

45–54

4,063

2,442

55–59

2,428

2,320

60–64

2,306

3,611

65–74

3,589

1,693

75–84

1,682

626

85+

623

← Male

Female →

Age summary

Group	Count	%
Under 18	17,427	23.8%
18 and over	55,605	76.2%
65 and over	11,824	16.3%
Median age	37.6 years

Race & ethnicity

White 87.6%

Two or more races 4.9%

Hispanic or Latino 3.8%

Other race 1.6%

American Indian / Alaska Native 1%

Asian 0.5%

Black or African American 0.3%

Native Hawaiian / Pacific Islander 0.2%

Group	Count	%
White	66,537	87.6%
Two or more races	3,758	4.9%
Hispanic or Latino	2,892	3.8%
Other race	1,200	1.6%
American Indian / Alaska Native	797	1%
Asian	359	0.5%
Black or African American	255	0.3%
Native Hawaiian / Pacific Islander	126	0.2%

Household income

Under $10k 3.9%

$10k–$15k 2.8%

$15k–$25k 7.6%

$25k–$35k 8.3%

$35k–$50k 10.9%

$50k–$75k 20.1%

$75k–$100k 12.3%

$100k–$150k 17.7%

$150k–$200k 8.3%

$200k+ 8.1%

Range	% of households
Under $10k	3.9%
$10k–$15k	2.8%
$15k–$25k	7.6%
$25k–$35k	8.3%
$35k–$50k	10.9%
$50k–$75k	20.1%
$75k–$100k	12.3%
$100k–$150k	17.7%
$150k–$200k	8.3%
$200k+	8.1%
Median income	$69,515

Housing

Home values

Under $50k 5.3%

$50k–$100k 2.1%

$100k–$150k 7.6%

$150k–$200k 16.6%

$200k–$300k 30.8%

$300k–$500k 27.6%

$500k–$1M 8.4%

$1M+ 1.7%

Housing overview

Metric	Value
Median home value	$254,667
Median rent / month	$984
Owner occupied	71.8%
Renter occupied	28.2%
Vacant	9.9%
Single-family detached	70.2%
Large apartment buildings	8.3%
Mobile homes	6.9%
Median rooms	5.8
Avg household size (owned)	2.45

Year built

Era	%
2020 or later	0.5%
2010–2019	12.9%
2000–2009	11.3%
1990–1999	5.9%
1980–1989	13.0%
1970–1979	19.6%
1960–1969	7.9%
1950–1959	16.2%
1940–1949	3.3%
1939 or earlier	9.3%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	8.7%
2 bedrooms	24.0%
3 bedrooms	35.1%
4 bedrooms	20.4%
5+ bedrooms	10.2%

Vehicles per household

Vehicles	% of households
No vehicle	4.5%
1 vehicle	30.2%
2 vehicles	35.8%
3 or more	29.6%

Heating fuel

Fuel type	%
Utility gas	74.0%
Electricity	20.1%
Propane / LP gas	2.6%
Wood	1.6%
Solar	0.1%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	14,269	46.9%
Cohabiting couple	2,127	7.0%
Male householder, no spouse	6,193	20.2%
Female householder, no spouse	7,697	25.9%
Households with children under 18	8,836	29.0%
Households with seniors (65+)	8,730	28.8%
Average household size	2.35

Marital status

Status	Male	Female
Never married	33.9%	24.7%
Married	50.7%	50.2%
Separated	0.6%	1.4%
Widowed	3.5%	8.1%
Divorced	11.3%	15.6%

Education

Less than 9th grade 1.1%

Some HS, no diploma 4.2%

HS graduate 26.7%

Some college, no degree 26.8%

Associate's degree 13.0%

Bachelor's degree 17.0%

Graduate / professional 11.1%

Metric	%
HS diploma or higher	94.7%
Bachelor's or higher	28.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1,025	5.7%
Kindergarten	858	4.7%
Elementary school	7,837	43.4%
High school	3,896	22.2%
College / grad school	4,196	24.0%

Employment

Industry of employment

Education & healthcare 26.4%

Retail trade 10.6%

Arts, food & hospitality 9.5%

Professional & management 7.8%

Construction 7.7%

Agriculture & mining 7.4%

Transportation & utilities 6.2%

Finance & real estate 5.4%

Public administration 5.3%

Other services 4.6%

Manufacturing 4.4%

Wholesale trade 3.2%

Information 1.4%

Occupation

Category	%
Management, business & arts	39.9%
Service	17.5%
Sales & office	18.7%
Natural resources & construction	10.9%
Production & transportation	13.0%

Employment type

Type	%
Private sector	77.6%
Government	16.7%
Self-employed	5.5%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	81.3%
Carpool	7.7%
Public transit	0.6%
Walk	1.4%
Other means	0.9%
Avg commute (minutes)	16.9

Poverty

All people 9.7%

Under 18 years 13.6%

18 and over 8.4%

Married-couple families 2.8%

Female-led households 24.6%

Income support

Source	% of households
Social Security	30.1%
Retirement income	23.0%
Supplemental Security	4.3%
Cash public assistance	1.7%
Food stamps / SNAP	5.7%

Health indicators

Condition	%
High blood pressure	30.1%
High cholesterol	29.6%
Heart disease	5.8%
Stroke	2.7%
Asthma	9.8%
Arthritis	21.6%
Kidney disease	2.6%
Pulmonary disease	6.7%
Cancer	6.7%

Behavior / access	%
Binge drinking	17.2%
No physical activity	25.5%
Less than 7 hrs sleep	33.6%
Fair or poor health	12.8%
Poor mental health	13.4%
Poor physical health	9.5%
No health insurance	16.1%
Visited doctor (checkup)	67.9%
Visited dentist	64.5%
Cholesterol screening	87.9%
Teeth loss	16.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	4,973	8.9%

Disability	%
Any disability	14.9%
Under 18	4.0%
18–64 years	13.2%
65 and over	38.3%

Health insurance coverage

Type	%
Private insurance	74.0%
Public insurance	29.3%
Uninsured under 19	5.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	68,539	93.8%
Spanish	805	1.2%
Other Indo-European	631	0.9%
Asian & Pacific Islander	86	0.1%
Other languages	88	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	71,512	98.0%
Born in same state	71,005	97.2%
Born in different state	37,030	50.5%
Foreign born	507	0.7%
Naturalized citizen	1,520	2.0%
Not a US citizen	807	54.7%

Ancestry

Ancestry	Count	%
Italian	9,196	12.6%
French	8,651	11.8%
Polish	2,924	4%
Arab	2,654	3.6%
English	811	1.1%

Ancestry	Count	%
Dutch	685	0.9%
German	343	0.5%
Irish	269	0.4%
Norwegian	142	0.2%

Technology access

Metric	% of households
Computer access	41.9%
Internet access	95.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Casper, WY have?

Casper, WY has 4 ZIP codes: 82601, 82604, 82604, 82609. Each ZIP code serves a distinct delivery area within the city and surrounding region.

What is the main ZIP code for Casper, WY?

The primary ZIP code for Casper, WY is 82601. The city uses area code 307 for phone service.

What county is Casper, WY in?

Casper is located in Natrona County, Wyoming.

How many ZIP codes are in Casper, WY?

Casper, WY has 4 ZIP codes.

What ZIP code is the Casper downtown area and central business district located in?

Downtown Casper, including the area around the Casper Events Center and the North Platte River, is primarily located in ZIP code 82601.

What ZIP code covers the University of Wyoming's Casper College campus and surrounding academic area?

Casper College and its surrounding educational district are located in ZIP code 82604.