ZIP Code 59432 in Dupuyer, MT

Data Last Updated: February 1, 2026
City:Dupuyer, Montana
County:Pondera County
Timezone:Mountain (GMT -07:00)
Local Time:6:59:11 AM
Population:142 [See All]
Area Code:406
Classification:PO Box
Coordinates:48.1667, -112.6366
Land Area:184.594 sq mi
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59432 Dupuyer, MT - Rocky Mountain Front Community

ZIP Code 59432, Dupuyer

Tourism Gateway
LocationPondera County, MT
Area217.0 sq mi
Population142
Households76
PO Boxes69 (91% adoption)
Median Age40.6 years
Seasonal Housing10%
ZIP CreatedBefore Oct 2004
Key Facts
  • This is a PO Box Only Zone and there is no alternative mail delivery across the 217 square mile territory
  • With 69 PO Boxes for 76 households, 91% of residents rely on the post office for mail access
  • Two rural carrier routes serve scattered ranches and homes across the vast foothill territory
  • Street names reference local geography: Swift Dam Road, Dupuyer Creek Road, and various ranch lanes
  • 27% of workers are in public administration and 21% in agriculture, showing the mix of government land management and ranching economy

Geographic Significance

Dupuyer sits at the edge of Montana's Rocky Mountain Front, where the Great Plains meet the mountains. This community of 142 residents in Pondera County serves a vast 217 square mile territory that stretches from prairie grasslands into foothill country. US Highway 89 runs through the area, providing access to wilderness destinations and ranch country along the Front.

Why PO Boxes Are Essential

This is a PO Box Only Zone. Street delivery doesn't exist across this rural territory. The Dupuyer post office maintains 69 PO Boxes for 76 households, resulting in a 91% adoption rate. Residents, ranchers, and seasonal property owners all rely on the post office as their only mail access point.

Rural Delivery Pattern

Rural carrier routes serve the scattered homes and ranches. Two distinct rural routes cover the territory, delivering to addresses along roads named for local geography: Swift Dam Road, Dupuyer Creek Road, Middle Fork Road, and various ranch lanes like Rappold Ranch Lane and Anderson Ranch Lane. US Highway 89 serves as the main corridor through the area.

A Working Community

With a median age of 40.6 years and median household income of $71,250, Dupuyer supports a working-age population. Census data shows 27% of workers in public administration (likely government land management agencies), 21% in agriculture (ranching), and 35% in transportation and warehousing. The area includes just 3 business establishments with 1 employee, indicating this isn't a commercial center but a residential and ranching community.

Street Names Tell the Story

Dupuyer's street names tell the story of this place. Swift Dam Road leads toward the reservoir and recreation areas in the mountains. Dupuyer Creek Road follows the waterway that gave the town its name. Roads like Old Beaverslide Lane and Gypsy Basin Road reference ranching history and local landscape features. US Highway 89 connects Dupuyer north to Browning and Glacier National Park, south to Great Falls.

Housing and Property Patterns

The housing stock shows 109 total units with 76 occupied and 33 vacant. About 10% of vacant units (11 of 33) are seasonal properties used for recreation or occasional ranch visits. With a median home value of $234,400 and high car ownership (27 drive alone, 21 carpool for 48 total commuters), this community consists of property owners with vehicles necessary for rural life and work.

Street Name Patterns

Geographic Features Ranch Roads Highway Corridor

Street names reference local waterways (Dupuyer Creek), infrastructure (Swift Dam), ranches (Rappold Ranch, Anderson Ranch, TRM Ranch), and the main highway corridor connecting to Glacier National Park.

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Population & Demographics


ZIP Code 59432 has 142 residents and 76 households (average 1.87 persons per household). The median age is 40.6 years, about the same as the state (40.5) and slightly older than the nation (38.8). The gender split is 45.8% male and 54.2% female, which is lower than the state male share (50.2%), making this a female-majority area. Largest groups are White (79.6%, much higher than the national average of 61.6%) and American Indian & Alaska Native (12.0%, much higher than the national average of 1.1%); Hispanic or Latino residents make up 0.7%, which is much lower than the national average (18.7%), and American Indian & Alaska Native share is much higher than the national average (1.1%).

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:142Source: Census DHC
2024 ACS Population Estimate:170Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:0.8 people per sq mile
Average Income:$73,750Source: Census ACS
Households:76Source: Census DHC
Average House Value:$250,000Source: Census ACS
Persons Per Household:1.87Source: Census DHC
Average Family Size:2.23Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--16915412694103106115106135114184163169170
Decennial Census104------------------142--------
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: 40.6

Male Median Age: 35.5

Female Median Age: 46.2

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male335357663318164010
Female7200289196201086223
Total1055371515712938111410233
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:11385.61%
Black:00%
Hispanic:*10.76%
Asian:00%
American Indian:1712.88%
Hawaiian:00%
Other:10.76%
Total:132100%
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:6545.77%35.5 years
Females:7754.23%46.2 years
Total:142100%40.6 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:16898.82%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:21.18%
Foreign born, not a U.S. citizen:01.18%
Total Population:170100%
Total Native Population:16898.82%
Total Foreign-born Population:21.18%
Source: U.S. Census 2020-2024 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.

Income & Employment


In 2024, the Median household income is $73,750, which is considerably lower than the national median ($80,734), is up $54,250 (278.2%) since 2011 and above its 2019 pre-pandemic level by $32,679. Family households earn a median of $74,375 versus $0 for nonfamily households (a difference of $74,375). By gender, male median income is $103,333 and female is $77,969, which is far above the national female median ($55,274), with a current gap of $25,364 that has widened from 2011 to 2024. The labor-force participation rate is 54.7%, which is considerably lower than the national rate (63.5%). The unemployment rate is 1.2%, which is markedly below the national rate (5.2%). The largest occupation group is Management (35.0%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$19,500$20,938$41,250$41,250$37,250$39,167$39,688$39,107$41,071$48,750$49,250$66,250$71,250$73,750
Median Family Income$26,458$27,750$43,333$43,333$45,625$45,000$48,214$41,250$43,750$58,333$60,833$68,125$71,875$74,375
Median NonFamily Income$13,125$13,750$26,667$26,250$31,250$25,833$35,417$0$39,063$31,250$0$0$0$0
Median Male Income$42,917$39,375$35,000$36,250$0$25,833$21,875$36,250$37,083$0$50,833$55,000$68,125$103,333
Median Female Income$55,833$55,417$49,375$38,750$0$25,938$16,875$27,500$27,500$35,417$38,333$41,000$0$77,969
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:8054.05%
Unemployed:10.68%
Not In Labor Force:6745.27%
Total:148100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:2835.00%
Service:1417.50%
Sales and Office:1113.75%
Natural resources, construction, and maintenance:1417.50%
Production, transportation, and material moving:1316.25%
Total Civilian Employed Population:80100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $250,000, which is well under the national median ($332,700), is up $182,500 (270.37%) since 2011 and above its 2019 pre-pandemic level by $159,000. The median gross rent is $0, which is well under the national median ($1,413), and above its 2019 pre-pandemic level by $0. Of occupied housing, owners make up 88.89% (48.44% with a mortgage, 51.56% free-and-clear) and renters 11.11% - making this ZIP Code under national rental averages. 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 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$67,500$66,800$72,500$65,000$75,000$86,300$84,000$90,000$91,000$130,400$203,100$203,600$234,400$250,000
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:225.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:675.00%
Total:8100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$0$0$0$0$0$0$717$0$0$0$771$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):3143.06%
Owner Occupied (free and clear, no mortgage):3345.83%
Renter Occupied:811.11%
Total Occupied Housing Units:72100%

Occupied Housing Units:7275.00%
Vacant Housing Units (not graphed):2425.00%
Total Housing Units:96100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

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


Single-Family Units:8689.58%
Multi-Family Units:00.00%
Other Units:1010.42%
Total Housing Units:96100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 24.10% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.70%). High school or higher is 96.60%, which is far higher than the national rate (89.60%). The uninsured rate is 1.20%, which is far lower than the national rate (8.40%). Public coverage is 61.20%, which is far higher than the national rate (36.70%). The share of people in poverty is 3.40%, which is far lower than the national rate (8.80%), down 27.50 percentage points since 2011 and below its 2019 pre-pandemic level by 6.70 percentage points. This points to a pronounced improvement in local conditions - rising incomes, firmer consumer demand, and a stronger tax base. Among residents ages 3+, the largest enrollment group is elementary (88.89%). College enrollment is 0.00%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:32.07%
9th to 12th grade, no diploma:21.38%
High school graduate (includes equivalency):8055.17%
Some college, no degree:1812.41%
Associate's degree:74.83%
Bachelor's degree:2819.31%
Graduate or professional degree:74.83%
Total:145100%
High school or higher:14096.55%
Bachelor's degree or higher:3524.14%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:13556.02%
Public Insurance:10443.15%
No Insurance:20.83%
Total:241100%
Has Health Insurance:23999.17%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty31.1%34.7%14.3%2.8%22.6%16.7%13.3%15.2%10.3%0.0%3.6%2.0%3.6%3.4%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00.00%
Kindergarten:211.11%
Elementary school (grades 1-8):1688.89%
High school (grades 9-12):00.00%
College or graduate school:00.00%
Total:18100%
Early Childhood:211.11%
K-12 (Primary & Secondary School):18100.00%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 59432 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:89Source: 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 59432 is located in Pondera County, Montana, within the Metropolitan Statistical Area (CBSA ) and Montana's 1st Congressional District. This area has a population of 0 people, about 0.00% of whom live in ZIP Code 59432. It covers 184.594 sq mi of land and a water area of 1.823 sq mi.

CBSA Name:--Source: Census
CBSA Number:--Source: Census
CBSA Type:--Source: Census
CBSA Division:--Source: Census
CBSA Population:0Source: Census
MSA:Source: Census
Land Area:184.594 sq miSource: Census
Water Area:1.823 sq miSource: Census
Congressional District:01Source: USPS
Congressional Land Area:0 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:3022450Source: Census
Place Name:Dupuyer CDP; MontanaSource: Census

Adjacent & Nearby ZIP Codes


59433 | | 59430

Schools in ZIP Code 59432


ZIP Code 59432 is in the Dupuyer Elementary School District, which serves grades Pre-Kindergarten thru 8th. 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.

Dupuyer School 319 Columbus Loop
Dupuyer, MT 59432
District: Dupuyer Elementary School District
De La Salle Blackfeet School 104 1st St Nw
Browning, MT 59417
District: Private SchoolNearby
Teton Adventist Christian School 701 1st St Ne
Choteau, MT 59422
District: Private SchoolNearby
Fairfield Mennonite School 51 5th Ln Ne
Fairfield, MT 59436
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 59432


Blackfeet Community College 504 S.e. East Boundary
Browning, MT 59417-0819
Type: Post Secondary
Montana Academy Of Salons 501 2nd St S
Great Falls, MT 59405
Type: Post Secondary
Crevier's Academy Of Cosmetology Arts 240 West Idaho
Kalispell, MT 59901
Type: Post Secondary
Flathead Valley Community College 777 Grandview Dr
Kalispell, MT 59901
Type: Post Secondary
University Of Providence 1301 20th St S
Great Falls, MT 59405-4996
Type: Post Secondary
Salish Kootenai College 58138 US Highway 93
Pablo, MT 59855
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 February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], 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: 2/1/2026], https://nces.ed.gov