Postal Codes

59323 ZIP Code

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ZIP code 59323 covers Colstrip, Montana, with a population of about 2,156 and a median household income of $86,000.

Population
2,15640 per square mile
Median age
43.54.8 points above the US average
Median household income
$86,0001.2× the Montana median
Poverty rate
9.1%3.3 points below the US average
Typical home value
$235,787up 25.2% in five years
Median rent
$63239% below the Montana median
Degree or higher
25.2%9.8 points below the US average
Homeownership
80.8%15.8 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
54

Where 59323 is

Colstrip, Montana — 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

Population2,156
Median age43.5
Family households65.1%
Born outside the US1.8%
Speaks a language other than English at home5.6%
White (non-Hispanic)72.1%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino7.6%
Veterans15.8%
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$86,000
Income per person$44,721
Poverty rate9.1%
Households on SNAP or cash assistance0.5%

Household income distribution

Under $10k7.9%
$10–15k0.0%
$15–20k2.0%
$20–25k0.0%
$25–30k3.6%
$30–35k6.0%
$35–40k5.4%
$40–45k7.1%
$45–50k0.5%
$50–60k5.2%
$60–75k11.1%
$75–100k10.4%
$100–125k12.5%
$125–150k3.0%
$150–200k14.7%
$200k or more10.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$193,700
Median gross rent$632
Rent as a share of household income13.2%
Owner-occupied80.8%
Vacant homes9.6%
Median year built1983

What the homes are

Detached house57.7%
Attached house1.6%
2 to 4 units11.4%
5 to 19 units6.7%
Mobile home20.8%
Boat, RV or van1.7%
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$235,787as of 2026-07
Typical home value, 1 yeardown 1.1%
Typical home value, 5 yearsup 25.2%
Typical home value, 10 yearsup 58.5%
Typical home value since 2000
201620212026$245,900$148,766

$148,766 in 2016 to $235,787 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.5%
Bachelor's degree or higher25.2%
High school diploma or higher96.7%
Works from home0%
Drives to work alone92.2%
Takes public transport0%
Commutes 45 minutes or more0.5%
Health

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

Obesity35.4% 2 pts above the national average of 33.4%
Diagnosed diabetes9% 3 pts below the national average of 12%
Currently smokes14.5% 1.3 pts above the national average of 13.2%
High blood pressure32.6% 1.5 pts below the national average of 34.1%
Fair or poor general health16.2% 4.1 pts below the national average of 20.3%
No health insurance (18–64)8.1% 3.2 pts below the national average of 11.3%
Depression23.8% 1.9 pts above the national average of 21.9%
No leisure-time physical activity18.8% 6.6 pts below the national average of 25.4%
Arthritis26.2% 1.1 pts above the national average of 25.1%
Binge drinking22.2% 6.2 pts above the national average of 16%
Taking blood pressure medication70% 4.7 pts below the national average of 74.7%
Cancer (non-skin)7.9% same as the national average of 7.7%
Current asthma11.6% 1.2 pts above the national average of 10.4%
Coronary heart disease5.2% 1 pts below the national average of 6.2%
Routine check-up in past year69.7% 7 pts below the national average of 76.7%
Cholesterol screening83.3% 2.6 pts below the national average of 85.9%
Cognitive disability13.8% 1 pts below the national average of 14.8%
Colorectal screening63.9% same as the national average of 64.3%
COPD5.9% 0.7 pts below the national average of 6.6%
Visited a dentist66.6% 5.3 pts above the national average of 61.3%
Any disability27.7% 3 pts below the national average of 30.7%
Lacks emotional support23.1% 1.7 pts below the national average of 24.8%
Food insecurity11.3% 5.8 pts below the national average of 17.1%
Received food stamps7.2% 7.1 pts below the national average of 14.3%
Hearing disability6.9% same as the national average of 6.7%
High cholesterol29.9% 6.3 pts below the national average of 36.2%
Housing insecurity9.5% 4.3 pts below the national average of 13.8%
Independent living disability7% 1.4 pts below the national average of 8.4%
Lacks transport7.3% 1.9 pts below the national average of 9.2%
Loneliness32.5% 1.9 pts below the national average of 34.4%
Mammography use78.7% 2.8 pts above the national average of 75.9%
Poor mental health (14+ days)17.7% 0.9 pts above the national average of 16.8%
Mobility disability10.8% 3.2 pts below the national average of 14%
Poor physical health (14+ days)13.1% same as the national average of 13.5%
Self-care disability3.1% 0.9 pts below the national average of 4%
Utility shut-off threat6.7% 2.1 pts below the national average of 8.8%
Sleeps under 7 hours32.3% 4.1 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost11.3% 1.7 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments54
People employed1,011
Annual payroll$78,409,000
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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 84.5% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss75.8 out of 100
Community resilience0.4 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.

Wildfire98.1Very High at its worst in this ZIP code
Winter weather97.5Very High at its worst in this ZIP code
Cold wave96.2Very High at its worst in this ZIP code
River flooding86.7Very High at its worst in this ZIP code
Landslide85.6Relatively Low at its worst in this ZIP code
Lightning85.4Relatively High at its worst in this ZIP code
Drought83Relatively Low at its worst in this ZIP code
Hail80.4Relatively Moderate at its worst in this ZIP code
Strong wind64.3Relatively Moderate at its worst in this ZIP code
Earthquake35.9Very Low at its worst in this ZIP code
Heat wave32.4Relatively Low at its worst in this ZIP code
Tornado25.6Very Low at its worst in this ZIP code
Ice storm13.3Very Low at its worst in this ZIP code
Avalanche0.5Very Low at its worst in this ZIP code
Compared with Montana 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 ZIPMontanaUnited States
Median household income$86,000$69,922$78,538
Income per person$44,721$39,842$43,289
Poverty rate9.1%12%12.4%
Median home value$193,700$338,100$303,400
Median gross rent$632$1,031$1,348
Homeownership80.8%69.4%65%
Bachelor's degree or higher25.2%34.5%35%
Unemployment rate6.5%3.8%5.2%
Works from home0%11.6%13.5%
Born outside the US1.8%2.3%13.9%
Median age43.540.238.7
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 stationCOLSTRIP, MT US4.5 km away
Rain in a year16 in
Snow in a year37 in

Average high and low by month

January35.8°F / 13.5°F0.65 in rain, 7.4 in snow
February37.1°F / 15.1°F0.69 in rain, 7.3 in snow
March47.1°F / 23.9°F0.95 in rain, 5.5 in snow
April55.4°F / 31.9°F1.92 in rain, 3.3 in snow
May64.9°F / 41.9°F3.14 in rain, 0.5 in snow
June74.9°F / 50.8°F2.48 in rain
July85°F / 57.2°F1.42 in rain
August84°F / 55.2°F1.03 in rain
September73.4°F / 45.8°F1.43 in rain, 0.2 in snow
October58.1°F / 33.7°F1.44 in rain, 2.3 in snow
November45.9°F / 23.6°F0.69 in rain, 3.9 in snow
December36.6°F / 15.3°F0.56 in rain, 6.2 in snow
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%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Colstrip Elementary School District50% of this ZIP code's land area
Colstrip High School District50% 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 vulnerability57more vulnerable than 57% of US census tracts
Socioeconomic status50more vulnerable than 50% of US census tracts
Household characteristics66more vulnerable than 66% of US census tracts
Racial and ethnic minority status40more vulnerable than 40% of US census tracts
Housing type and transport61more vulnerable than 61% of US census tracts
Walkability5.8 out of 20Below average
Nearby ZIP codes

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

59043 Lame Deer, MT37.2 km away
59327 Forsyth, MT38.9 km away
59016 Busby, MT46.1 km away
59004 Ashland, MT47.3 km away
59003 Ashland, MT47.9 km away
59333 Hathaway, MT50.9 km away
59010 Bighorn, MT52.5 km away
59076 Sanders, MT53.2 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.

Rosebud County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area53.35 sq mi
Water area0.29 sq mi
Population density40 people per sq mi
Latitude, longitude45.9344, -106.6368

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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