Postal Codes

59829 ZIP Code

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ZIP code 59829 covers Darby, Montana, with a population of about 2,338 and a median household income of $63,996.

Population
2,3383 per square mile
Median age
5920.3 points above the US average
Median household income
$63,9968% below the Montana median
Poverty rate
8%4.4 points below the US average
Typical home value
$570,509up 19.3% in five years
Median rent
$9637% below the Montana median
Degree or higher
24.9%10.1 points below the US average
Homeownership
76.2%11.2 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
84

Where 59829 is

Darby, 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

Population2,338
Median age59
Family households61.4%
Born outside the US2.5%
Speaks a language other than English at home2.3%
White (non-Hispanic)85.1%
Black (non-Hispanic)0%
Asian (non-Hispanic)2.1%
Hispanic or Latino5.1%
Veterans6.2%
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$63,996
Income per person$43,515
Poverty rate8%
Households on SNAP or cash assistance12%

Household income distribution

Under $10k4.4%
$10–15k4.8%
$15–20k4.3%
$20–25k5.9%
$25–30k3.2%
$30–35k3.2%
$35–40k2.9%
$40–45k10.2%
$45–50k2.1%
$50–60k4.0%
$60–75k13.9%
$75–100k11.4%
$100–125k8.1%
$125–150k8.5%
$150–200k6.8%
$200k or more6.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,210
Mean adjusted gross income$84,920
Returns declaring $200,000 or more6.6%
Returns, under $25k31.4%
Returns, $25k–$50k24.0%
Returns, $50k–$75k14.0%
Returns, $75k–$100k10.7%
Returns, $100k–$200k13.2%
Returns, $200k or more6.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$400,900
Median gross rent$963
Rent as a share of household income28.7%
Owner-occupied76.2%
Vacant homes24.3%
Median year built1985

What the homes are

Detached house80.3%
Attached house0.7%
2 to 4 units4.6%
5 to 19 units0.9%
Mobile home13%
Boat, RV or van0.6%
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$570,509as of 2026-07
Typical home value, 1 yearup 1.4%
Typical home value, 5 yearsup 19.3%
Typical home value, 10 yearsup 117.5%
Typical home value since 2000
200920172026$616,660$205,051

$222,205 in 2009 to $570,509 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate8.3%
Bachelor's degree or higher24.9%
High school diploma or higher87.7%
Works from home25.1%
Drives to work alone65.9%
Takes public transport0.1%
Commutes 45 minutes or more9.7%
Health

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

Obesity33% same as the national average of 33.4%
Diagnosed diabetes12.7% 0.7 pts above the national average of 12%
Currently smokes13.9% 0.7 pts above the national average of 13.2%
High blood pressure39.7% 5.6 pts above the national average of 34.1%
Fair or poor general health21.3% 1 pts above the national average of 20.3%
No health insurance (18–64)9.3% 2 pts below the national average of 11.3%
Depression21.5% same as the national average of 21.9%
No leisure-time physical activity23% 2.4 pts below the national average of 25.4%
Arthritis37.9% 12.8 pts above the national average of 25.1%
Binge drinking16.1% same as the national average of 16%
Taking blood pressure medication79.2% 4.5 pts above the national average of 74.7%
Cancer (non-skin)12.7% 5 pts above the national average of 7.7%
Current asthma10.6% same as the national average of 10.4%
Coronary heart disease9.4% 3.2 pts above the national average of 6.2%
Routine check-up in past year76.4% same as the national average of 76.7%
Cholesterol screening87.3% 1.4 pts above the national average of 85.9%
Cognitive disability13.5% 1.3 pts below the national average of 14.8%
Colorectal screening66.2% 1.9 pts above the national average of 64.3%
COPD9.6% 3 pts above the national average of 6.6%
Visited a dentist61% same as the national average of 61.3%
Any disability37.4% 6.7 pts above the national average of 30.7%
Lacks emotional support20.8% 4 pts below the national average of 24.8%
Food insecurity10.6% 6.5 pts below the national average of 17.1%
Received food stamps7.7% 6.6 pts below the national average of 14.3%
Hearing disability11.7% 5 pts above the national average of 6.7%
High cholesterol39.2% 3 pts above the national average of 36.2%
Housing insecurity7.6% 6.2 pts below the national average of 13.8%
Independent living disability8.6% same as the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness28.9% 5.5 pts below the national average of 34.4%
Mammography use69.7% 6.2 pts below the national average of 75.9%
Poor mental health (14+ days)14.7% 2.1 pts below the national average of 16.8%
Mobility disability18% 4 pts above the national average of 14%
Poor physical health (14+ days)16.6% 3.1 pts above the national average of 13.5%
Self-care disability4.4% same as the national average of 4%
Utility shut-off threat5.5% 3.3 pts below the national average of 8.8%
Sleeps under 7 hours31.2% 5.2 pts below the national average of 36.4%
Stroke4.8% 1.4 pts above the national average of 3.4%
All natural teeth lost12.9% same as the national average of 13%
Vision disability5.4% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments84
People employed414
Annual payroll$15,024,000
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 98.1% of US census tracts
FEMA ratingRelatively High to Very High across the 2 census tracts this ZIP code covers
Expected annual loss97.1 out of 100
Community resilience23 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.

Wildfire99.9Very High at its worst in this ZIP code
Landslide99.2Relatively High at its worst in this ZIP code
Winter weather89.6Relatively High at its worst in this ZIP code
Avalanche84.3Relatively Moderate at its worst in this ZIP code
Cold wave79.3Relatively High at its worst in this ZIP code
River flooding75.9Relatively High at its worst in this ZIP code
Drought69.8Very Low at its worst in this ZIP code
Lightning66.1Relatively Moderate at its worst in this ZIP code
Hail47.7Relatively Low at its worst in this ZIP code
Earthquake35.4Very Low at its worst in this ZIP code
Ice storm27.7Relatively Low at its worst in this ZIP code
Strong wind20.8Relatively Low at its worst in this ZIP code
Heat wave11.8Relatively Low at its worst in this ZIP code
Tornado10.6Very 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$63,996$69,922$78,538
Income per person$43,515$39,842$43,289
Poverty rate8%12%12.4%
Median home value$400,900$338,100$303,400
Median gross rent$963$1,031$1,348
Homeownership76.2%69.4%65%
Bachelor's degree or higher24.9%34.5%35%
Unemployment rate8.3%3.8%5.2%
Works from home25.1%11.6%13.5%
Born outside the US2.5%2.3%13.9%
Median age5940.238.7
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 stationDARBY, MT US1.4 km away
Rain in a year15 in

Average high and low by month

January33.9°F / 19.2°F1.08 in rain
February38.1°F / 21°F0.87 in rain
March47.2°F / 27.1°F0.85 in rain
April53.7°F / 31.3°F1.04 in rain
May64°F / 39°F1.6 in rain
June71.6°F / 44.5°F2.09 in rain
July81.8°F / 49.6°F1.14 in rain
August80.6°F / 47.6°F0.9 in rain
September71.4°F / 41.5°F1.23 in rain
October57°F / 32.6°F1.5 in rain
November41.6°F / 24.8°F1.55 in rain
December32.2°F / 19.2°F1.26 in rain
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%.

Darby K-12 Schools100% 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 vulnerability37more vulnerable than 37% of US census tracts
Socioeconomic status48more vulnerable than 48% of US census tracts
Household characteristics42more vulnerable than 42% of US census tracts
Racial and ethnic minority status15more vulnerable than 15% of US census tracts
Housing type and transport34more vulnerable than 34% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

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

59827 Conner, MT16 km away
59835 Grantsdale, MT19.9 km away
59840 Hamilton, MT23.6 km away
59871 Sula, MT32.1 km away
59828 Corvallis, MT32.7 km away
59841 Pinesdale, MT34 km away
59875 Victor, MT41.5 km away
83463 Gibbonsville, ID53.2 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.

Ravalli County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area871.51 sq mi
Water area4.52 sq mi
Population density3 people per sq mi
Latitude, longitude46.0280, -114.1938

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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