Postal Codes

59457 ZIP Code

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ZIP code 59457 covers Lewistown, Montana, with a population of about 9,215 and a median household income of $59,682.

Population
9,2159 per square mile
Median age
46.37.6 points above the US average
Median household income
$59,68215% below the Montana median
Poverty rate
15.1%2.7 points above the US average
Typical home value
$294,776up 54.1% in five years
Median rent
$87715% below the Montana median
Degree or higher
23.3%11.7 points below the US average
Homeownership
64.6%about the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
367

Where 59457 is

Lewistown, 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

Population9,215
Median age46.3
Family households61.7%
Born outside the US2%
Speaks a language other than English at home3.8%
White (non-Hispanic)92.4%
Black (non-Hispanic)0.7%
Asian (non-Hispanic)1.1%
Hispanic or Latino2.6%
Veterans13.1%
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$59,682
Income per person$35,013
Poverty rate15.1%
Households on SNAP or cash assistance11.3%

Household income distribution

Under $10k4.8%
$10–15k5.0%
$15–20k2.7%
$20–25k5.0%
$25–30k5.7%
$30–35k4.1%
$35–40k5.7%
$40–45k5.4%
$45–50k3.5%
$50–60k8.5%
$60–75k8.3%
$75–100k15.5%
$100–125k13.0%
$125–150k3.2%
$150–200k5.6%
$200k or more4.1%

Income as declared to the IRS

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

Tax returns filed4,450
Mean adjusted gross income$72,001
Returns declaring $200,000 or more4.9%
Returns, under $25k27.4%
Returns, $25k–$50k27.2%
Returns, $50k–$75k14.8%
Returns, $75k–$100k11.0%
Returns, $100k–$200k14.6%
Returns, $200k or more4.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$205,500
Median gross rent$877
Rent as a share of household income23.6%
Owner-occupied64.6%
Vacant homes10.8%
Median year built1963

What the homes are

Detached house74.2%
Attached house0.6%
2 to 4 units2.3%
5 to 19 units7.1%
20 or more units4.9%
Mobile home10.5%
Boat, RV or van0.4%
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$294,776as of 2026-07
Typical home value, 1 yearup 7.4%
Typical home value, 5 yearsup 54.1%
Typical home value, 10 yearsup 119.7%
Typical home value since 2000
201620212026$294,776$134,200

$134,200 in 2016 to $294,776 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.2%
Bachelor's degree or higher23.3%
High school diploma or higher94.3%
Works from home12.5%
Drives to work alone64.9%
Takes public transport0.7%
Commutes 45 minutes or more7.9%
Health

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

Obesity31.5% 1.9 pts below the national average of 33.4%
Diagnosed diabetes11.9% same as the national average of 12%
Currently smokes15.1% 1.9 pts above the national average of 13.2%
High blood pressure38.3% 4.2 pts above the national average of 34.1%
Fair or poor general health20.4% same as the national average of 20.3%
No health insurance (18–64)9.6% 1.7 pts below the national average of 11.3%
Depression23.3% 1.4 pts above the national average of 21.9%
No leisure-time physical activity24.7% 0.7 pts below the national average of 25.4%
Arthritis32.2% 7.1 pts above the national average of 25.1%
Binge drinking18% 2 pts above the national average of 16%
Taking blood pressure medication77.2% 2.5 pts above the national average of 74.7%
Cancer (non-skin)11% 3.3 pts above the national average of 7.7%
Current asthma11.3% 0.9 pts above the national average of 10.4%
Coronary heart disease8.4% 2.2 pts above the national average of 6.2%
Routine check-up in past year74.2% 2.5 pts below the national average of 76.7%
Cholesterol screening84.1% 1.8 pts below the national average of 85.9%
Cognitive disability14.7% same as the national average of 14.8%
Colorectal screening66% 1.7 pts above the national average of 64.3%
COPD9.1% 2.5 pts above the national average of 6.6%
Visited a dentist62.5% 1.2 pts above the national average of 61.3%
Any disability34.2% 3.5 pts above the national average of 30.7%
Lacks emotional support21.2% 3.6 pts below the national average of 24.8%
Food insecurity12.5% 4.6 pts below the national average of 17.1%
Received food stamps9.6% 4.7 pts below the national average of 14.3%
Hearing disability10.6% 3.9 pts above the national average of 6.7%
High cholesterol35.1% 1.1 pts below the national average of 36.2%
Housing insecurity9.4% 4.4 pts below the national average of 13.8%
Independent living disability9.2% 0.8 pts above the national average of 8.4%
Lacks transport7.5% 1.7 pts below the national average of 9.2%
Loneliness29.6% 4.8 pts below the national average of 34.4%
Mammography use74.5% 1.4 pts below the national average of 75.9%
Poor mental health (14+ days)16.5% same as the national average of 16.8%
Mobility disability16.2% 2.2 pts above the national average of 14%
Poor physical health (14+ days)15.7% 2.2 pts above the national average of 13.5%
Self-care disability4.4% 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 hours29.7% 6.7 pts below the national average of 36.4%
Stroke4.5% 1.1 pts above the national average of 3.4%
All natural teeth lost13.6% 0.6 pts above 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 establishments367
People employed3,228
Annual payroll$147,171,000
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 99% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 3 census tracts this ZIP code covers
Expected annual loss98.6 out of 100
Community resilience59 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.

Cold wave100Very High at its worst in this ZIP code
Winter weather100Very High at its worst in this ZIP code
Lightning99.8Very High at its worst in this ZIP code
River flooding98.6Very High at its worst in this ZIP code
Wildfire97.9Relatively High at its worst in this ZIP code
Landslide96.7Relatively Moderate at its worst in this ZIP code
Drought92.4Relatively Moderate at its worst in this ZIP code
Hail89.8Relatively High at its worst in this ZIP code
Strong wind80Relatively Moderate at its worst in this ZIP code
Tornado62.8Relatively Moderate at its worst in this ZIP code
Ice storm50.2Relatively Low at its worst in this ZIP code
Heat wave48.3Relatively Low at its worst in this ZIP code
Earthquake42.4Relatively Low at its worst in this ZIP code
Avalanche12.7Very 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$59,682$69,922$78,538
Income per person$35,013$39,842$43,289
Poverty rate15.1%12%12.4%
Median home value$205,500$338,100$303,400
Median gross rent$877$1,031$1,348
Homeownership64.6%69.4%65%
Bachelor's degree or higher23.3%34.5%35%
Unemployment rate4.2%3.8%5.2%
Works from home12.5%11.6%13.5%
Born outside the US2%2.3%13.9%
Median age46.340.238.7
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 stationLEWISTOWN, MT US1.8 km away

Average high and low by month

January40.3°F / 14.9°F
February40.3°F / 16.3°F
March50.4°F / 24°F
April57.7°F / 31.8°F
May65.8°F / 40.3°F
June73.9°F / 47.7°F
July86.5°F / 53.8°F
August86.8°F / 52.2°F
September74.9°F / 43.8°F
October57.3°F / 34.4°F
November45.3°F / 23.3°F
December38.9°F / 17°F
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 8 school districts, so the address decides which one, not the ZIP code.

Fergus High School District37.3% of this ZIP code's land area
Lewistown Elementary School District33.1% of this ZIP code's land area
Grass Range High School District7.2% of this ZIP code's land area
Grass Range Elementary School District6.3% of this ZIP code's land area
King Colony Elementary School District3.2% of this ZIP code's land area
Moore Elementary School District2.7% of this ZIP code's land area
Moore High School District2.7% of this ZIP code's land area
Denton High School District2.7% 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 vulnerability39more vulnerable than 39% of US census tracts
Socioeconomic status30more vulnerable than 30% of US census tracts
Household characteristics23more vulnerable than 23% of US census tracts
Racial and ethnic minority status9more vulnerable than 9% of US census tracts
Housing type and transport81more vulnerable than 81% of US census tracts
Walkability5.2 out of 20Least walkable
Nearby ZIP codes

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

59451 Hilger, MT22.4 km away
59464 Moore, MT22.8 km away
59441 Forest Grove, MT26.8 km away
59452 Hobson, MT35.1 km away
59462 Moccasin, MT35.8 km away
59418 Buffalo, MT40.6 km away
59032 Grass Range, MT45.1 km away
59430 Denton, MT45.3 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.

Fergus County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area995.61 sq mi
Water area0.41 sq mi
Population density9 people per sq mi
Latitude, longitude47.0563, -109.4203

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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