Postal Codes

56557 ZIP Code

Advertisement

English Español

ZIP code 56557 covers Mahnomen, Minnesota, with a population of about 2,797 and a median household income of $53,077.

Population
2,79712 per square mile
Median age
36.32.4 points below the US average
Median household income
$53,07739% below the Minnesota median
Poverty rate
21.1%8.7 points above the US average
Typical home value
$156,550up 10.5% in five years
Median rent
$69744% below the Minnesota median
Degree or higher
11.7%23.3 points below the US average
Homeownership
67.8%2.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
65

Where 56557 is

Mahnomen, Minnesota — 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

Population2,797
Median age36.3
Family households66.2%
Born outside the US1.3%
Speaks a language other than English at home9.2%
White (non-Hispanic)44.8%
Black (non-Hispanic)0.1%
Asian (non-Hispanic)0.6%
Hispanic or Latino5.1%
Veterans5.8%
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$53,077
Income per person$25,100
Poverty rate21.1%
Households on SNAP or cash assistance23.8%

Household income distribution

Under $10k8.2%
$10–15k4.7%
$15–20k4.6%
$20–25k5.9%
$25–30k5.0%
$30–35k4.8%
$35–40k5.9%
$40–45k4.2%
$45–50k5.0%
$50–60k8.6%
$60–75k9.7%
$75–100k9.1%
$100–125k8.5%
$125–150k5.6%
$150–200k6.8%
$200k or more3.3%

Income as declared to the IRS

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

Tax returns filed1,160
Mean adjusted gross income$59,979
Returns declaring $200,000 or more2.6%
Returns, under $25k31.9%
Returns, $25k–$50k28.4%
Returns, $50k–$75k17.2%
Returns, $75k–$100k7.8%
Returns, $100k–$200k12.1%
Returns, $200k or more2.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$121,100
Median gross rent$697
Rent as a share of household income26.5%
Owner-occupied67.8%
Vacant homes17.5%
Median year built1971

What the homes are

Detached house75.9%
Attached house0.2%
2 to 4 units3.8%
5 to 19 units6%
20 or more units7.1%
Mobile home7.1%
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$156,550as of 2026-07
Typical home value, 1 yearup 7.9%
Typical home value, 5 yearsup 10.5%
Typical home value, 10 yearsup 41.5%
Typical home value since 2000
201620212026$156,550$105,165

$110,649 in 2016 to $156,550 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate10%
Bachelor's degree or higher11.7%
High school diploma or higher83.8%
Works from home7.2%
Drives to work alone73.6%
Takes public transport1.5%
Commutes 45 minutes or more11.9%
Health

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

Obesity43.3% 9.9 pts above the national average of 33.4%
Diagnosed diabetes17.1% 5.1 pts above the national average of 12%
Currently smokes24.2% 11 pts above the national average of 13.2%
High blood pressure38.9% 4.8 pts above the national average of 34.1%
Fair or poor general health28.8% 8.5 pts above the national average of 20.3%
No health insurance (18–64)11.2% same as the national average of 11.3%
Depression26.6% 4.7 pts above the national average of 21.9%
No leisure-time physical activity35.1% 9.7 pts above the national average of 25.4%
Arthritis30.2% 5.1 pts above the national average of 25.1%
Binge drinking15.4% 0.6 pts below the national average of 16%
Taking blood pressure medication79.1% 4.4 pts above the national average of 74.7%
Cancer (non-skin)9.2% 1.5 pts above the national average of 7.7%
Current asthma12.7% 2.3 pts above the national average of 10.4%
Coronary heart disease10% 3.8 pts above the national average of 6.2%
Routine check-up in past year75.6% 1.1 pts below the national average of 76.7%
Cholesterol screening81.8% 4.1 pts below the national average of 85.9%
Cognitive disability19.8% 5 pts above the national average of 14.8%
Colorectal screening63.8% 0.5 pts below the national average of 64.3%
COPD10.5% 3.9 pts above the national average of 6.6%
Visited a dentist52.7% 8.6 pts below the national average of 61.3%
Any disability43.1% 12.4 pts above the national average of 30.7%
Lacks emotional support26.4% 1.6 pts above the national average of 24.8%
Food insecurity25.6% 8.5 pts above the national average of 17.1%
Received food stamps20.7% 6.4 pts above the national average of 14.3%
Hearing disability11.5% 4.8 pts above the national average of 6.7%
High cholesterol35.7% 0.5 pts below the national average of 36.2%
Housing insecurity17.5% 3.7 pts above the national average of 13.8%
Independent living disability13% 4.6 pts above the national average of 8.4%
Lacks transport15.1% 5.9 pts above the national average of 9.2%
Loneliness34.6% same as the national average of 34.4%
Mammography use70.8% 5.1 pts below the national average of 75.9%
Poor mental health (14+ days)19.7% 2.9 pts above the national average of 16.8%
Mobility disability21.6% 7.6 pts above the national average of 14%
Poor physical health (14+ days)18.4% 4.9 pts above the national average of 13.5%
Self-care disability6.3% 2.3 pts above the national average of 4%
Utility shut-off threat12.2% 3.4 pts above the national average of 8.8%
Sleeps under 7 hours34.3% 2.1 pts below the national average of 36.4%
Stroke5.6% 2.2 pts above the national average of 3.4%
All natural teeth lost17.1% 4.1 pts above the national average of 13%
Vision disability8.8% 3.2 pts above the national average of 5.6%
Advertisement
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments65
People employed1,210
Annual payroll$50,316,000
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 59.8% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 4 census tracts this ZIP code covers
Expected annual loss40.8 out of 100
Community resilience36.1 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.

Drought97Relatively High at its worst in this ZIP code
Winter weather96.4Very High at its worst in this ZIP code
Cold wave92.9Very High at its worst in this ZIP code
Strong wind92Relatively High at its worst in this ZIP code
Hail91.1Relatively High at its worst in this ZIP code
Wildfire90.5Relatively Moderate at its worst in this ZIP code
Landslide88.4Relatively Low at its worst in this ZIP code
Lightning70Relatively High at its worst in this ZIP code
Tornado65Relatively Moderate at its worst in this ZIP code
River flooding53.6Relatively Moderate at its worst in this ZIP code
Heat wave14.4Very Low at its worst in this ZIP code
Ice storm8.3Relatively Moderate at its worst in this ZIP code
Earthquake5.3Very Low at its worst in this ZIP code
Compared with Minnesota 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 ZIPMinnesotaUnited States
Median household income$53,077$87,556$78,538
Income per person$25,100$46,957$43,289
Poverty rate21.1%9.2%12.4%
Median home value$121,100$305,500$303,400
Median gross rent$697$1,235$1,348
Homeownership67.8%72.4%65%
Bachelor's degree or higher11.7%38.8%35%
Unemployment rate10%3.9%5.2%
Works from home7.2%15.8%13.5%
Born outside the US1.3%8.6%13.9%
Median age36.338.638.7
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 stationMAHNOMEN, MN US6.7 km away
Rain in a year26 in

Average high and low by month

January15.2°F / -2.5°F0.79 in rain
February21.3°F / 1.5°F0.73 in rain
March34.4°F / 15.2°F1.08 in rain
April51.9°F / 29.9°F1.71 in rain
May66°F / 43.3°F3.15 in rain
June74.2°F / 53.5°F4.72 in rain
July78.5°F / 57.6°F3.76 in rain
August78.1°F / 55°F3.44 in rain
September69.2°F / 46.6°F2.76 in rain
October53.5°F / 34.4°F2.26 in rain
November34.1°F / 19.5°F0.96 in rain
December21.5°F / 5.6°F1.05 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 supermarket52% of this ZIP code's area
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 5 school districts, so the address decides which one, not the ZIP code.

Mahnomen Public School District90.4% of this ZIP code's land area
Waubun-Ogema-White Earth Public Schools3.7% of this ZIP code's land area
Bagley Public School District2.6% of this ZIP code's land area
Norman County East School District2% of this ZIP code's land area
Fosston Public School District1.3% 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 vulnerability91more vulnerable than 91% of US census tracts
Socioeconomic status82more vulnerable than 82% of US census tracts
Household characteristics91more vulnerable than 91% of US census tracts
Racial and ethnic minority status67more vulnerable than 67% of US census tracts
Housing type and transport91more vulnerable than 91% of US census tracts
Walkability4.2 out of 20Least walkable
Nearby ZIP codes

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

56516 Bejou, MN13.3 km away
56589 Waubun, MN16 km away
56566 Naytahwaush, MN21.2 km away
56592 Winger, MN23.8 km away
56545 Gary, MN25.1 km away
56569 Ogema, MN26 km away
56591 White Earth, MN26.8 km away
56541 Flom, MN27.1 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.

Mahnomen County93.4% of this ZIP code's land area
Norman County4% of this ZIP code's land area
Clearwater County2.6% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area234.94 sq mi
Water area7.16 sq mi
Population density12 people per sq mi
Latitude, longitude47.3362, -95.8856

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