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Montana ZIP Codes
Carbon County
Joliet, MT
59041
59041 ZIP Code — Joliet, MT
Carbon County, Montana
ZIP code 59041 is located in
Joliet ,
Montana ,
within Carbon County .
It covers approximately 191.48 square miles and serves a population of
2,080 residents.
This is a standard ZIP code in the Mountain (MT) timezone,
served by area code 406 .
About ZIP code 59041
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $311,800. Owner-occupancy is high at 85%, well above the national average.
Median household income is $79,625. 39% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 24 minutes is near the national average.
Educational attainment is near the national average, with 21% of residents holding a bachelor's degree or higher.
Overall, ZIP code 59041 reflects a community defined by high homeownership and a significant Social Security-dependent population.
59041 ZIP code map
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Cities in ZIP code 59041
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Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
2,080
Population density
11 / sq mi
State FIPS
30
County FIPS
009
Geography
Land area
191.48 sq mi
Water area
1.41 sq mi
Latitude
45.4849
Longitude
-109.0273
Timezone
Mountain (MT)
Area code
406
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.7%
41.8%
44.2%
$50k – $100k
34.2%
35.5%
32.0%
$100k – $200k
33.9%
17.5%
19.2%
Over $200k
5.2%
5.3%
4.7%
Demographics & statistics
$79,625
Median household income
$311,800
Median home value
$1,175
Median monthly rent
21.2%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 421 20.2%
18 and over 1,659 79.8%
65 and over 539 25.9%
Median age 48.1 years
Race & ethnicity
American Indian / Alaska Native
0.9%
Black or African American
0.1%
Group Count %
White 2,008 95.3%
Two or more races 36 1.7%
Hispanic or Latino 27 1.3%
American Indian / Alaska Native 18 0.9%
Other race 15 0.7%
Black or African American 3 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.7%
41.8%
44.2%
$50k – $100k
34.2%
35.5%
32.0%
$100k – $200k
33.9%
17.5%
19.2%
Over $200k
5.2%
5.3%
4.7%
Range % of households
Under $10k 1.2%
$10k–$15k 2.7%
$15k–$25k 5.6%
$25k–$35k 11.8%
$35k–$50k 9.3%
$50k–$75k 15.9%
$75k–$100k 21.2%
$100k–$150k 18.0%
$150k–$200k 7.3%
$200k+ 6.8%
Median income $79,625
Housing
Housing overview
Metric Value
Median home value $311,800
Median rent / month $1,175
Owner occupied 85.1%
Renter occupied 14.9%
Vacant 13.9%
Single-family detached 81.2%
Large apartment buildings 0.0%
Mobile homes 17.2%
Median rooms 6.2
Avg household size (owned) 2.62
Year built
Era %
2020 or later 0.0%
2010–2019 5.5%
2000–2009 17.4%
1990–1999 8.9%
1980–1989 16.5%
1970–1979 21.7%
1960–1969 7.7%
1950–1959 7.3%
1940–1949 1.3%
1939 or earlier 13.8%
Bedrooms
Size % of units
No bedroom (studio) 1.7%
1 bedroom 3.7%
2 bedrooms 23.0%
3 bedrooms 39.8%
4 bedrooms 22.1%
5+ bedrooms 9.6%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 16.3%
2 vehicles 29.4%
3 or more 54.3%
Heating fuel
Fuel type %
Utility gas 60.6%
Electricity 12.0%
Propane / LP gas 21.0%
Wood 5.6%
Households & families
Household type Count %
Married-couple family 527 65.5%
Cohabiting couple 9 1.1%
Male householder, no spouse 125 15.5%
Female householder, no spouse 144 17.9%
Households with children under 18 208 25.8%
Households with seniors (65+) 352 43.7%
Average household size 2.58
Marital status
Status Male Female
Never married 14.0% 13.7%
Married 74.1% 65.0%
Separated 1.7% 2.3%
Widowed 0.4% 7.3%
Divorced 9.8% 11.7%
Education
Some college, no degree
37.3%
Graduate / professional
8.5%
Metric %
HS diploma or higher 97.0%
Bachelor's or higher 21.2%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 37 8.8%
Kindergarten 18 4.3%
Elementary school 192 45.8%
High school 96 22.9%
College / grad school 76 18.1%
Employment
Industry of employment
Agriculture & mining
16.2%
Education & healthcare
14.6%
Arts, food & hospitality
10.9%
Professional & management
9.5%
Transportation & utilities
6.8%
Finance & real estate
3.8%
Public administration
1.5%
Occupation
Category %
Management, business & arts 45.9%
Service 17.5%
Sales & office 12.2%
Natural resources & construction 10.4%
Production & transportation 13.9%
Employment type
Type %
Private sector 67.9%
Government 14.1%
Self-employed 17.4%
Unpaid family workers 0.6%
Commute
Method %
Drive alone 73.8%
Carpool 8.2%
Public transit 0.5%
Walk 9.2%
Work from home 5.4%
Other means 2.8%
Avg commute (minutes) 23.5
Poverty
Married-couple families
4.0%
Female-led households
47.3%
Income support
Source % of households
Social Security 39.0%
Retirement income 22.5%
Supplemental Security 1.2%
Cash public assistance 2.1%
Food stamps / SNAP 9.2%
Health indicators
Condition %
Obesity 29.7%
High blood pressure 32.6%
High cholesterol 33.8%
Diabetes 9.7%
Heart disease 7.0%
Stroke 3.1%
Asthma 9.7%
Arthritis 28.0%
Kidney disease 3.0%
Pulmonary disease 6.7%
Cancer 7.9%
Behavior / access %
Smoking 15.9%
Binge drinking 19.6%
No physical activity 19.3%
Less than 7 hrs sleep 30.7%
Depression 21.0%
Fair or poor health 12.1%
Poor mental health 12.0%
Poor physical health 10.3%
No health insurance 10.7%
Visited doctor (checkup) 69.4%
Visited dentist 66.2%
Cholesterol screening 90.7%
Teeth loss 11.3%
Veterans & disability
Veterans Count %
Civilian veterans 122 7.4%
Disability %
Any disability 15.1%
Under 18 0.5%
18–64 years 10.1%
65 and over 36.9%
Health insurance coverage
Type %
Private insurance 74.3%
Public insurance 38.8%
No insurance 3.9%
Uninsured under 19 1.1%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,971 94.8%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 2,077 99.9%
Born in same state 2,046 98.4%
Born in different state 1,255 60.3%
Foreign born 31 1.5%
Naturalized citizen 3 0.1%
Not a US citizen 3 100.0%
Ancestry
Ancestry Count %
French 292 14%
Polish 289 13.9%
Italian 208 10%
Arab 125 6%
Ancestry Count %
English 68 3.3%
Dutch 39 1.9%
German 10 0.5%
Technology access
Metric % of households
Computer access 38.7%
Internet access 97.5%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 59041
What city is ZIP code 59041 in?
ZIP code 59041 is primarily assigned to Joliet, Montana.
What county is ZIP code 59041 in?
ZIP code 59041 falls within Carbon County, Montana.
Does ZIP code 59041 have an older population?
26% of residents in ZIP code 59041 are 65 or older, above the national average of ~17%.
Is ZIP code 59041 mostly owner-occupied?
85% of occupied units in ZIP code 59041 are owner-occupied, well above the national average.
Does ZIP code 59041 have a large retiree population?
39% of households in ZIP code 59041 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 59041?
The median home value in ZIP code 59041 is $311,800.
What timezone is ZIP code 59041 in?
ZIP code 59041 observes the MST timezone.
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