Postal Codes

50532 ZIP Code

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ZIP code 50532 covers Duncombe, Iowa, with a population of about 889 and a median household income of $65,000.

Population
88912 per square mile
Median age
39.20.5 points above the US average
Median household income
$65,00011% below the Iowa median
Poverty rate
19.3%6.9 points above the US average
Typical home value
$195,350up 32.4% in five years
Median rent
$66330% below the Iowa median
Degree or higher
11.5%23.5 points below the US average
Homeownership
74.1%9.1 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
21

Where 50532 is

Duncombe, 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

Population889
Median age39.2
Family households62.7%
Born outside the US1.2%
Speaks a language other than English at home1.6%
White (non-Hispanic)88.5%
Black (non-Hispanic)1.2%
Asian (non-Hispanic)0.8%
Hispanic or Latino0.6%
Veterans7.8%
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$65,000
Income per person$32,226
Poverty rate19.3%
Households on SNAP or cash assistance3%

Household income distribution

Under $10k20.5%
$10–15k3.0%
$15–20k3.2%
$20–25k3.2%
$25–30k4.3%
$30–35k1.4%
$35–40k0.8%
$40–45k2.4%
$45–50k5.1%
$50–60k2.2%
$60–75k13.8%
$75–100k8.4%
$100–125k14.3%
$125–150k4.3%
$150–200k3.8%
$200k or more9.2%

Income as declared to the IRS

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

Tax returns filed420
Mean adjusted gross income$65,090
Returns declaring $200,000 or more0%
Returns, under $25k26.2%
Returns, $25k–$50k21.4%
Returns, $50k–$75k16.7%
Returns, $75k–$100k14.3%
Returns, $100k–$200k21.4%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median gross rent$663
Rent as a share of household income12.4%
Owner-occupied74.1%
Vacant homes6.8%
Median year built1968

What the homes are

Detached house85.9%
2 to 4 units3%
5 to 19 units9.1%
Mobile home2%
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$195,350as of 2026-07
Typical home value, 1 yearup 7%
Typical home value, 5 yearsup 32.4%
Typical home value since 2000
201720212026$195,350$112,985

$112,985 in 2017 to $195,350 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.4%
Bachelor's degree or higher11.5%
High school diploma or higher95.1%
Works from home0%
Drives to work alone94.3%
Takes public transport0%
Commutes 45 minutes or more7.5%
Health

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

Obesity42.3% 8.9 pts above the national average of 33.4%
Diagnosed diabetes12.4% same as the national average of 12%
Currently smokes17% 3.8 pts above the national average of 13.2%
High blood pressure38.5% 4.4 pts above the national average of 34.1%
Fair or poor general health18.7% 1.6 pts below the national average of 20.3%
No health insurance (18–64)6.4% 4.9 pts below the national average of 11.3%
Depression21.3% 0.6 pts below the national average of 21.9%
No leisure-time physical activity27% 1.6 pts above the national average of 25.4%
Arthritis30.4% 5.3 pts above the national average of 25.1%
Binge drinking20.4% 4.4 pts above the national average of 16%
Taking blood pressure medication79.1% 4.4 pts above the national average of 74.7%
Cancer (non-skin)9.7% 2 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease7.2% 1 pts above the national average of 6.2%
Routine check-up in past year79% 2.3 pts above the national average of 76.7%
Cholesterol screening85.4% 0.5 pts below the national average of 85.9%
Cognitive disability13.9% 0.9 pts below the national average of 14.8%
Colorectal screening65.8% 1.5 pts above the national average of 64.3%
COPD8.1% 1.5 pts above the national average of 6.6%
Visited a dentist66% 4.7 pts above the national average of 61.3%
Any disability28.6% 2.1 pts below the national average of 30.7%
Lacks emotional support22.9% 1.9 pts below the national average of 24.8%
Food insecurity11.9% 5.2 pts below the national average of 17.1%
Received food stamps10% 4.3 pts below the national average of 14.3%
Hearing disability8% 1.3 pts above the national average of 6.7%
High cholesterol36.8% 0.6 pts above the national average of 36.2%
Housing insecurity9% 4.8 pts below the national average of 13.8%
Independent living disability7.9% 0.5 pts below the national average of 8.4%
Lacks transport6.6% 2.6 pts below the national average of 9.2%
Loneliness32.5% 1.9 pts below the national average of 34.4%
Mammography use77.6% 1.7 pts above the national average of 75.9%
Poor mental health (14+ days)16.7% same as the national average of 16.8%
Mobility disability14% same as the national average of 14%
Poor physical health (14+ days)13.8% same as the national average of 13.5%
Self-care disability3.9% same as the national average of 4%
Utility shut-off threat6.6% 2.2 pts below the national average of 8.8%
Sleeps under 7 hours36.4% same as the national average of 36.4%
Stroke3.7% same as the national average of 3.4%
All natural teeth lost13.5% 0.5 pts above the national average of 13%
Vision disability4.5% 1.1 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments21
People employed82
Annual payroll$4,175,000
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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 72.8% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss82.7 out of 100
Community resilience73.8 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.

Drought98.9Relatively High at its worst in this ZIP code
Hail97.5Relatively High at its worst in this ZIP code
Tornado96.1Very High at its worst in this ZIP code
Strong wind89.6Very High at its worst in this ZIP code
Winter weather87.3Relatively High at its worst in this ZIP code
Landslide83.8Relatively Low at its worst in this ZIP code
Cold wave65.8Relatively High at its worst in this ZIP code
Ice storm65.2Relatively Moderate at its worst in this ZIP code
Wildfire54.4Relatively Low at its worst in this ZIP code
River flooding39.8Relatively High at its worst in this ZIP code
Lightning35.9Relatively Low at its worst in this ZIP code
Hurricane30.9Very Low at its worst in this ZIP code
Earthquake12.6Very Low at its worst in this ZIP code
Heat wave3.2Very 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$65,000$73,147$78,538
Income per person$32,226$39,728$43,289
Poverty rate19.3%11%12.4%
Median home value$195,900$303,400
Median gross rent$663$949$1,348
Homeownership74.1%71.5%65%
Bachelor's degree or higher11.5%30.9%35%
Unemployment rate4.4%3.6%5.2%
Works from home0%10.4%13.5%
Born outside the US1.2%5.7%13.9%
Median age39.238.638.7
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 stationFT DODGE 5NNW, IA US18.9 km away
Rain in a year35 in
Snow in a year39 in

Average high and low by month

January25.5°F / 7.4°F0.95 in rain, 8.6 in snow
February30.5°F / 11.5°F1.23 in rain, 11.8 in snow
March43.9°F / 23.8°F1.96 in rain, 5.6 in snow
April58.8°F / 34.8°F3.72 in rain, 1.5 in snow
May69.9°F / 47.5°F4.57 in rain, 0.4 in snow
June79.7°F / 58.4°F5.53 in rain
July82.7°F / 62°F4.2 in rain
August80.3°F / 59.5°F4.26 in rain
September74.2°F / 50.5°F2.81 in rain
October61.3°F / 37.7°F2.55 in rain, 0.4 in snow
November45.1°F / 25.1°F1.85 in rain, 2.8 in snow
December31.3°F / 14.1°F1.46 in rain, 7.9 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 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 3 school districts, so the address decides which one, not the ZIP code.

Webster City Community School District45.2% of this ZIP code's land area
Fort Dodge Community School District42% of this ZIP code's land area
Southeast Valley Community School District12.8% 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 vulnerability21more vulnerable than 21% of US census tracts
Socioeconomic status23more vulnerable than 23% of US census tracts
Household characteristics22more vulnerable than 22% of US census tracts
Racial and ethnic minority status19more vulnerable than 19% of US census tracts
Housing type and transport40more vulnerable than 40% of US census tracts
Walkability3.6 out of 20Least walkable
Nearby ZIP codes

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

50569 Otho, IA8.3 km away
50557 Lehigh, IA10.9 km away
50501 Fort Dodge, IA12 km away
50594 Vincent, IA12.7 km away
50521 Burnside, IA12.8 km away
50595 Webster City, IA19.2 km away
50516 Badger, IA19.7 km away
50530 Dayton, IA21.1 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.

Webster County90.2% of this ZIP code's land area
Hamilton County9.8% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area75.45 sq mi
Water area0.07 sq mi
Population density12 people per sq mi
Latitude, longitude42.4493, -94.0592

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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