Postal Codes

50158 ZIP Code

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ZIP code 50158 covers Marshalltown, Iowa, with a population of about 31,163 and a median household income of $71,212.

Population
31,163147 per square mile
Median age
37.31.4 points below the US average
Median household income
$71,212about the Iowa median
Poverty rate
12.6%about the US average
Typical home value
$180,092up 25% in five years
Median rent
$8659% below the Iowa median
Degree or higher
20.7%14.3 points below the US average
Homeownership
70%5 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
660

Where 50158 is

Marshalltown, Iowa — 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

Population31,163
Median age37.3
Family households63.9%
Born outside the US17%
Speaks a language other than English at home29.4%
White (non-Hispanic)60.5%
Black (non-Hispanic)1.9%
Asian (non-Hispanic)4.6%
Hispanic or Latino29.5%
Veterans8.9%
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$71,212
Income per person$31,022
Poverty rate12.6%
Households on SNAP or cash assistance11.7%

Household income distribution

Under $10k4.0%
$10–15k4.0%
$15–20k2.8%
$20–25k4.2%
$25–30k4.2%
$30–35k4.2%
$35–40k4.0%
$40–45k3.6%
$45–50k3.4%
$50–60k7.1%
$60–75k11.7%
$75–100k17.4%
$100–125k12.3%
$125–150k6.6%
$150–200k6.1%
$200k or more4.4%

Income as declared to the IRS

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

Tax returns filed13,900
Mean adjusted gross income$65,482
Returns declaring $200,000 or more3%
Returns, under $25k25.8%
Returns, $25k–$50k26.5%
Returns, $50k–$75k19.5%
Returns, $75k–$100k10.6%
Returns, $100k–$200k14.5%
Returns, $200k or more3.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$130,500
Median gross rent$865
Rent as a share of household income23.2%
Owner-occupied70%
Vacant homes7.1%
Median year built1959

What the homes are

Detached house74.4%
Attached house1.6%
2 to 4 units7.6%
5 to 19 units7.3%
20 or more units5.8%
Mobile home3.2%
Boat, RV or van0.1%
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$180,092as of 2026-07
Typical home value, 1 yearup 3%
Typical home value, 5 yearsup 25%
Typical home value, 10 yearsup 84.5%
Typical asking rent$978as of 2026-07
Typical home value since 2000
200920172026$180,092$94,939

$101,348 in 2009 to $180,092 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.3%
Bachelor's degree or higher20.7%
High school diploma or higher84.2%
Works from home6.3%
Drives to work alone75.8%
Takes public transport0%
Commutes 45 minutes or more13%
Health

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

Obesity44.3% 10.9 pts above the national average of 33.4%
Diagnosed diabetes13.3% 1.3 pts above the national average of 12%
Currently smokes15.7% 2.5 pts above the national average of 13.2%
High blood pressure35.6% 1.5 pts above the national average of 34.1%
Fair or poor general health21.8% 1.5 pts above the national average of 20.3%
No health insurance (18–64)12.6% 1.3 pts above the national average of 11.3%
Depression19.3% 2.6 pts below the national average of 21.9%
No leisure-time physical activity29.9% 4.5 pts above the national average of 25.4%
Arthritis27.4% 2.3 pts above the national average of 25.1%
Binge drinking19% 3 pts above the national average of 16%
Taking blood pressure medication78.3% 3.6 pts above the national average of 74.7%
Cancer (non-skin)8.8% 1.1 pts above the national average of 7.7%
Current asthma9.6% 0.8 pts below the national average of 10.4%
Coronary heart disease7.5% 1.3 pts above the national average of 6.2%
Routine check-up in past year78.9% 2.2 pts above the national average of 76.7%
Cholesterol screening83.6% 2.3 pts below the national average of 85.9%
Cognitive disability14.9% same as the national average of 14.8%
Colorectal screening64.6% same as the national average of 64.3%
COPD7.6% 1 pts above the national average of 6.6%
Visited a dentist64% 2.7 pts above the national average of 61.3%
Any disability32% 1.3 pts above the national average of 30.7%
Lacks emotional support24.4% same as the national average of 24.8%
Food insecurity16.7% same as the national average of 17.1%
Received food stamps13.4% 0.9 pts below the national average of 14.3%
Hearing disability8.6% 1.9 pts above the national average of 6.7%
High cholesterol37% 0.8 pts above the national average of 36.2%
Housing insecurity12.6% 1.2 pts below the national average of 13.8%
Independent living disability8.4% same as the national average of 8.4%
Lacks transport8.5% 0.7 pts below the national average of 9.2%
Loneliness32% 2.4 pts below the national average of 34.4%
Mammography use76.7% 0.8 pts above the national average of 75.9%
Poor mental health (14+ days)16% 0.8 pts below the national average of 16.8%
Mobility disability15.1% 1.1 pts above the national average of 14%
Poor physical health (14+ days)14.4% 0.9 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Utility shut-off threat8% 0.8 pts below the national average of 8.8%
Sleeps under 7 hours33.6% 2.8 pts below the national average of 36.4%
Stroke3.8% same as the national average of 3.4%
All natural teeth lost13.5% 0.5 pts above the national average of 13%
Vision disability5.7% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments660
People employed12,241
Annual payroll$620,572,000
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 78.2% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 13 census tracts this ZIP code covers
Expected annual loss80.7 out of 100
Community resilience51.3 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.

Drought97.5Relatively High at its worst in this ZIP code
Strong wind94.8Very High at its worst in this ZIP code
Winter weather92.5Very High at its worst in this ZIP code
Hail90.2Relatively High at its worst in this ZIP code
Tornado89.7Very High at its worst in this ZIP code
Wildfire85Relatively Moderate at its worst in this ZIP code
Landslide82.8Relatively Low at its worst in this ZIP code
River flooding76.1Relatively High at its worst in this ZIP code
Cold wave65.4Relatively High at its worst in this ZIP code
Ice storm61.7Relatively Moderate at its worst in this ZIP code
Lightning36.7Relatively Moderate at its worst in this ZIP code
Hurricane29.5Very Low at its worst in this ZIP code
Earthquake17.7Very Low at its worst in this ZIP code
Heat wave2.9Very Low at its worst in this ZIP code
Compared with Iowa 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 ZIPIowaUnited States
Median household income$71,212$73,147$78,538
Income per person$31,022$39,728$43,289
Poverty rate12.6%11%12.4%
Median home value$130,500$195,900$303,400
Median gross rent$865$949$1,348
Homeownership70%71.5%65%
Bachelor's degree or higher20.7%30.9%35%
Unemployment rate4.3%3.6%5.2%
Works from home6.3%10.4%13.5%
Born outside the US17%5.7%13.9%
Median age37.338.638.7
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 stationMARSHALLTOWN, IA US2.9 km away
Rain in a year38 in
Snow in a year25 in

Average high and low by month

January27.5°F / 9°F0.97 in rain, 6.3 in snow
February32.3°F / 13°F1.16 in rain, 5.3 in snow
March45.4°F / 24.9°F2.1 in rain, 3.3 in snow
April59.5°F / 35.9°F3.82 in rain, 0.7 in snow
May70.7°F / 48.5°F4.94 in rain
June80.4°F / 59.2°F5.93 in rain
July83.5°F / 62.7°F4.58 in rain
August81.5°F / 59.7°F4.37 in rain
September75.4°F / 50.6°F3.85 in rain
October62.2°F / 38.6°F2.66 in rain, 0.2 in snow
November46.5°F / 26.3°F2.1 in rain, 1.7 in snow
December33.5°F / 15.6°F1.39 in rain, 7.8 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 supermarket2% of this ZIP code's area
Far from a supermarket11% of this ZIP code's area
No vehicle and far from a supermarket5% of this ZIP code's area
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.

Marshalltown Community School District42.2% of this ZIP code's land area
East Marshall Community School District24.8% of this ZIP code's land area
GMG Community School District18% of this ZIP code's land area
West Marshall Community School District9% of this ZIP code's land area
BCLUW Community School District6% 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 vulnerability18more vulnerable than 18% of US census tracts
Socioeconomic status18more vulnerable than 18% of US census tracts
Household characteristics30more vulnerable than 30% of US census tracts
Racial and ethnic minority status20more vulnerable than 20% of US census tracts
Housing type and transport29more vulnerable than 29% of US census tracts
Walkability5 out of 20Least walkable
Nearby ZIP codes

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

50005 Albion, IA10.3 km away
50142 Le Grand, IA11.9 km away
50078 Ferguson, IA12.1 km away
50120 Haverhill, IA13.2 km away
50148 Liscomb, IA17 km away
50141 Laurel, IA17.6 km away
50106 Gilman, IA17.7 km away
50162 Melbourne, IA18.7 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.

Marshall County98.6% of this ZIP code's land area
Tama County1.4% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area212.16 sq mi
Water area0.22 sq mi
Population density147 people per sq mi
Latitude, longitude42.0405, -92.9127

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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