Postal Codes

59477 ZIP Code

Advertisement

English Español

ZIP code 59477 covers Simms, Montana, with a population of about 326 and a median household income of $95,938.

Population
3265 per square mile
Median household income
$95,9381.4× the Montana median
Poverty rate
0%12.4 points below the US average
Typical home value
$370,170up 47.1% in five years
Degree or higher
28%7 points below the US average
Homeownership
82.7%17.7 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
14

Where 59477 is

Simms, 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

Population326
Family households68.4%
Born outside the US0%
Speaks a language other than English at home6.8%
White (non-Hispanic)98.8%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans19.8%
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$95,938
Poverty rate0%
Households on SNAP or cash assistance0%

Household income distribution

Under $10k0.0%
$10–15k0.0%
$15–20k9.8%
$20–25k5.3%
$25–30k5.3%
$30–35k5.3%
$35–40k0.0%
$40–45k4.5%
$45–50k0.0%
$50–60k4.5%
$60–75k3.0%
$75–100k25.6%
$100–125k20.3%
$125–150k7.5%
$150–200k4.5%
$200k or more4.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$193,900
Owner-occupied82.7%
Vacant homes0%
Median year built1944

What the homes are

Detached house82.7%
Mobile home17.3%
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$370,170as of 2026-07
Typical home value, 1 yearup 3.8%
Typical home value, 5 yearsup 47.1%
Typical home value, 10 yearsup 111.7%
Typical home value since 2000
201520202026$370,170$159,681

$159,681 in 2015 to $370,170 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6%
Bachelor's degree or higher28%
High school diploma or higher93.7%
Works from home9.6%
Drives to work alone82.4%
Takes public transport0%
Commutes 45 minutes or more3.5%
Health

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

Obesity37% 3.6 pts above the national average of 33.4%
Diagnosed diabetes12% same as the national average of 12%
Currently smokes16.8% 3.6 pts above the national average of 13.2%
High blood pressure37.8% 3.7 pts above the national average of 34.1%
Fair or poor general health22% 1.7 pts above the national average of 20.3%
No health insurance (18–64)9.4% 1.9 pts below the national average of 11.3%
Depression27.2% 5.3 pts above the national average of 21.9%
No leisure-time physical activity24.6% 0.8 pts below the national average of 25.4%
Arthritis35.3% 10.2 pts above the national average of 25.1%
Binge drinking18.6% 2.6 pts above the national average of 16%
Taking blood pressure medication76.5% 1.8 pts above the national average of 74.7%
Cancer (non-skin)10.1% 2.4 pts above the national average of 7.7%
Current asthma12.7% 2.3 pts above the national average of 10.4%
Coronary heart disease7.6% 1.4 pts above the national average of 6.2%
Routine check-up in past year75.7% 1 pts below the national average of 76.7%
Cholesterol screening84.8% 1.1 pts below the national average of 85.9%
Cognitive disability15.5% 0.7 pts above the national average of 14.8%
Colorectal screening67.5% 3.2 pts above the national average of 64.3%
COPD9% 2.4 pts above the national average of 6.6%
Visited a dentist63.1% 1.8 pts above the national average of 61.3%
Any disability35.6% 4.9 pts above the national average of 30.7%
Lacks emotional support22.9% 1.9 pts below the national average of 24.8%
Food insecurity12.8% 4.3 pts below the national average of 17.1%
Received food stamps9.3% 5 pts below the national average of 14.3%
Hearing disability9.7% 3 pts above the national average of 6.7%
High cholesterol38% 1.8 pts above the national average of 36.2%
Housing insecurity9.4% 4.4 pts below the national average of 13.8%
Independent living disability8.6% same as the national average of 8.4%
Lacks transport7.4% 1.8 pts below the national average of 9.2%
Loneliness32.5% 1.9 pts below the national average of 34.4%
Mammography use77.7% 1.8 pts above the national average of 75.9%
Poor mental health (14+ days)18.5% 1.7 pts above the national average of 16.8%
Mobility disability15.9% 1.9 pts above the national average of 14%
Poor physical health (14+ days)16.8% 3.3 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Utility shut-off threat6.9% 1.9 pts below the national average of 8.8%
Sleeps under 7 hours35.7% 0.7 pts below the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost13.3% same as the national average of 13%
Vision disability5.1% 0.5 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments14
People employed28
Annual payroll$1,393,000
Advertisement
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 96% of US census tracts
FEMA ratingRelatively High
Expected annual loss94.4 out of 100
Community resilience67.2 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.

Winter weather99.9Very High at its worst in this ZIP code
Cold wave99.7Very High at its worst in this ZIP code
River flooding96.7Very High at its worst in this ZIP code
Wildfire95Relatively Moderate at its worst in this ZIP code
Drought88.4Relatively Low at its worst in this ZIP code
Lightning88.4Relatively High at its worst in this ZIP code
Strong wind82Relatively Moderate at its worst in this ZIP code
Landslide77.2Very Low at its worst in this ZIP code
Avalanche76.8Relatively Low at its worst in this ZIP code
Earthquake74.7Relatively Low at its worst in this ZIP code
Hail74.7Relatively Moderate at its worst in this ZIP code
Heat wave35.9Relatively Low at its worst in this ZIP code
Tornado29.2Very Low at its worst in this ZIP code
Ice storm27.2Very 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$95,938$69,922$78,538
Income per person$39,842$43,289
Poverty rate0%12%12.4%
Median home value$193,900$338,100$303,400
Median gross rent$1,031$1,348
Homeownership82.7%69.4%65%
Bachelor's degree or higher28%34.5%35%
Unemployment rate6%3.8%5.2%
Works from home9.6%11.6%13.5%
Born outside the US0%2.3%13.9%
Median age40.238.7
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 stationSUN RVR 4 S, MT US11.4 km away
Rain in a year13 in

Average high and low by month

January37.5°F / 12.7°F0.42 in rain
February38.9°F / 13°F0.49 in rain
March47.3°F / 19.5°F0.6 in rain
April56.1°F / 28.1°F1.7 in rain
May65°F / 35.9°F2.2 in rain
June72.7°F / 43.6°F2.69 in rain
July83.3°F / 48.1°F1.12 in rain
August82°F / 46.5°F1.01 in rain
September71.7°F / 39.5°F1.27 in rain
October57.9°F / 30.7°F0.9 in rain
November44.9°F / 21.3°F0.55 in rain
December36.9°F / 14°F0.39 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%.

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

Sun River Valley Elementary School District50% of this ZIP code's land area
Simms 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 vulnerability36more vulnerable than 36% of US census tracts
Socioeconomic status32more vulnerable than 32% of US census tracts
Household characteristics31more vulnerable than 31% of US census tracts
Racial and ethnic minority status23more vulnerable than 23% of US census tracts
Housing type and transport59more vulnerable than 59% of US census tracts
Walkability4.6 out of 20Least walkable
Nearby ZIP codes

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

59443 Fort Shaw, MT5.8 km away
59483 Sun River, MT12.3 km away
59436 Fairfield, MT15.8 km away
59468 Power, MT24.1 km away
59487 Vaughn, MT24.4 km away
59421 Cascade, MT25.9 km away
59485 Ulm, MT27 km away
59410 Augusta, MT38 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.

Cascade County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area66.34 sq mi
Water area0.13 sq mi
Population density5 people per sq mi
Latitude, longitude47.4958, -111.8861

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.

Advertisement