Decker ZIP Code List — Big Horn County, MT

There is one unique ZIP code in Decker, Montana and it is 59025. Area code: 406.
1
ZIP codes
563.48
sq mi land
3.48
sq mi water
406
area code
Decker, MT ZIP code map

About Decker, MT

Decker is a small and quaint city located in the state of Montana, known for its stunning natural beauty and rural charm. Nestled in Big Horn County, it offers a tranquil lifestyle away from urban chaos. This picturesque area is characterized by rolling landscapes and vast open spaces, making it a haven for outdoor enthusiasts.

Location & geography

Decker is situated in southeastern Montana, surrounded by the breathtaking scenery of the Plains and Foothills region. It is approximately 33 miles west of the larger town of Hardin and about 28 miles northwest of the Wyoming border. The total area of Decker includes 563.48 square miles of land and 3.48 square miles of water, providing ample opportunities for fishing and other water-related activities.

Community & economy

The community of Decker embodies a friendly, small-town atmosphere where everyone knows each other. The local economy is largely based on agriculture, with ranching and farming being key industries that sustain many residents. Daily life in Decker revolves around community gatherings, outdoor activities, and enjoying the natural beauty that surrounds this peaceful town.

Transportation

Decker is accessible via various highways, with Montana Highway 323 being the main route that connects the community to larger cities. The nearest named airport is Billings Logan International Airport, located approximately 75 miles to the west. Due to its rural setting, public transit options are limited, but residents often rely on personal vehicles for travel.

History

Decker was established in the early 20th century and has since maintained its rural character and charm. Key industries have included agriculture and ranching, which continue to play a vital role in the local economy. A notable event in Decker's history was the construction of the railroad, which helped facilitate the transport of goods and livestock in the region.

Did you know?

One surprising fact about Decker is that it is one of the few places in Montana that has its own ZIP code, specifically 59025. Additionally, the region is recognized for its incredible wildlife, attracting nature lovers and hunters alike.

ZIP codes for Decker, MT (1)
ZIP code City County Map
59025 Decker Big Horn View map

Demographics & statistics

32
Population
28.7
Median age
$0
Median household income
$39,078
Per capita income
$0
Median home value
$0
Median monthly rent
0.0%
Home ownership
9.4%
Poverty rate
3.6%
Unemployment
63
Housing units
0.0%
Bachelor's or higher

Age distribution

Male Female
2
15–19
0
8
20–24
1
7
25–34
1
5
45–54
1
1
55–59
0
5
60–64
1
← Male
Female →

Age summary

GroupCount%
Under 1813.1%
18 and over3196.9%
65 and over00.0%
Median age28.7 years

Race & ethnicity

White 100%
GroupCount%
White32100%

Household income

$25k–$35k 72.7%
$75k–$100k 27.3%
Range% of households
$25k–$35k72.7%
$75k–$100k27.3%
Median income$0

Housing

Home values

Housing overview

MetricValue
Median home value$0
Median rent / month$0
Owner occupied0.0%
Renter occupied100.0%
Vacant74.1%
Single-family detached95.3%
Large apartment buildings0.0%
Mobile homes4.7%
Median rooms5.1
Avg household size (owned)0.00

Year built

Era%
2020 or later0.0%
2010–201917.6%
2000–200912.9%
1990–199910.6%
1980–19899.4%
1970–19799.4%
1960–19690.0%
1950–19598.2%
1940–19490.0%
1939 or earlier31.8%

Bedrooms

Size% of units
No bedroom (studio)3.5%
1 bedroom10.6%
2 bedrooms34.1%
3 bedrooms45.9%
4 bedrooms5.9%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle27.3%
2 vehicles40.9%
3 or more31.8%

Heating fuel

Fuel type%
Electricity72.7%
Wood27.3%

Households & families

Household typeCount%
Married-couple family627.3%
Cohabiting couple00.0%
Male householder, no spouse1672.7%
Female householder, no spouse00.0%
Households with children under 1800.0%
Households with seniors (65+)00.0%
Average household size1.18

Marital status

StatusMaleFemale
Never married71.4%0.0%
Married21.4%100.0%
Separated0.0%0.0%
Widowed0.0%0.0%
Divorced7.1%0.0%

Education

Less than 9th grade 0.0%
Some HS, no diploma 0.0%
HS graduate 19.0%
Some college, no degree 61.9%
Associate's degree 19.0%
Bachelor's degree 0.0%
Graduate / professional 0.0%
Metric%
HS diploma or higher100.0%
Bachelor's or higher0.0%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten00.0%
Elementary school00.0%
High school00.0%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 63.0%
Arts, food & hospitality 29.6%
Other services 7.4%

Occupation

Category%
Management, business & arts33.3%
Service3.7%
Sales & office0.0%
Natural resources & construction63.0%
Production & transportation0.0%

Employment type

Type%
Private sector74.1%
Government25.9%
Self-employed0.0%
Unpaid family workers0.0%

Commute

Method%
Drive alone0.0%
Carpool0.0%
Public transit3.7%
Walk22.2%
Other means29.6%
Avg commute (minutes)12.0

Poverty

All people 9.4%
Under 18 years 100.0%
18 and over 6.5%
Married-couple families 0.0%
Female-led households 0.0%

Income support

Source% of households
Social Security0.0%
Retirement income0.0%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP0.0%

Health indicators

Condition%
High blood pressure35.3%
High cholesterol32.3%
Heart disease8.3%
Stroke4.3%
Asthma10.6%
Arthritis29.1%
Kidney disease3.8%
Pulmonary disease9.8%
Cancer7.3%
Behavior / access%
Binge drinking22.4%
No physical activity26.3%
Less than 7 hrs sleep32.6%
Fair or poor health17.8%
Poor mental health14.2%
Poor physical health14.0%
No health insurance14.6%
Visited doctor (checkup)68.2%
Visited dentist52.3%
Cholesterol screening85.5%
Teeth loss18.5%

Veterans & disability

VeteransCount%
Civilian veterans00.0%
Disability%
Any disability0.0%
Under 180.0%
18–64 years0.0%
65 and over0.0%

Health insurance coverage

Type%
Private insurance90.6%
Public insurance9.4%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only32100.0%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)32100.0%
Born in same state32100.0%
Born in different state1340.6%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Arab721.9%
Italian515.6%
AncestryCount%
French515.6%
English13.1%

Technology access

Metric% of households
Computer access68.8%
Internet access68.2%

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

Frequently asked questions
What is the ZIP code for Decker, MT?
Decker, MT has one ZIP code: 59025.
What is the main ZIP code for Decker, MT?
The primary ZIP code for Decker, MT is 59025. The city uses area code 406 for phone service.
What county is Decker, MT in?
Decker is located in Big Horn County, Montana.
How many ZIP codes are in Decker, MT?
Decker, MT has 1 ZIP code.
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