Postal Codes

50229 ZIP Code

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ZIP code 50229 covers Prole, Iowa, with a population of about 1,204 and a median household income of $106,087.

Population
1,20429 per square mile
Median age
45.56.8 points above the US average
Median household income
$106,0871.5× the Iowa median
Poverty rate
2.5%9.9 points below the US average
Typical home value
$503,967up 24.5% in five years
Degree or higher
32.9%2.1 points below the US average
Homeownership
97%32 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
13

Where 50229 is

Prole, 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

Population1,204
Median age45.5
Family households81.1%
Born outside the US1.7%
Speaks a language other than English at home1.2%
White (non-Hispanic)96.1%
Black (non-Hispanic)0.3%
Asian (non-Hispanic)0.3%
Hispanic or Latino1.1%
Veterans5.1%
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$106,087
Income per person$47,776
Poverty rate2.5%
Households on SNAP or cash assistance5.3%

Household income distribution

Under $10k1.8%
$10–15k1.6%
$15–20k1.8%
$20–25k0.0%
$25–30k0.7%
$30–35k1.4%
$35–40k0.0%
$40–45k2.3%
$45–50k4.6%
$50–60k2.8%
$60–75k12.7%
$75–100k16.8%
$100–125k14.7%
$125–150k6.0%
$150–200k17.3%
$200k or more15.4%

Income as declared to the IRS

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

Tax returns filed550
Mean adjusted gross income$138,096
Returns declaring $200,000 or more10.9%
Returns, under $25k20.0%
Returns, $25k–$50k16.4%
Returns, $50k–$75k12.7%
Returns, $75k–$100k12.7%
Returns, $100k–$200k27.3%
Returns, $200k or more10.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$365,200
Owner-occupied97%
Vacant homes14.1%
Median year built1990

What the homes are

Detached house98.6%
Mobile home1.4%
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$503,967as of 2026-07
Typical home value, 1 yearup 3.5%
Typical home value, 5 yearsup 24.5%
Typical home value, 10 yearsup 79%
Typical home value since 2000
200920172026$503,967$182,706

$188,369 in 2009 to $503,967 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.4%
Bachelor's degree or higher32.9%
High school diploma or higher99.3%
Works from home13%
Drives to work alone83.6%
Takes public transport0%
Commutes 45 minutes or more2.7%
Health

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

Obesity38.7% 5.3 pts above the national average of 33.4%
Diagnosed diabetes10.9% 1.1 pts below the national average of 12%
Currently smokes13.5% same as the national average of 13.2%
High blood pressure35.2% 1.1 pts above the national average of 34.1%
Fair or poor general health15.5% 4.8 pts below the national average of 20.3%
No health insurance (18–64)5.2% 6.1 pts below the national average of 11.3%
Depression19.8% 2.1 pts below the national average of 21.9%
No leisure-time physical activity22.5% 2.9 pts below the national average of 25.4%
Arthritis28.3% 3.2 pts above the national average of 25.1%
Binge drinking20.7% 4.7 pts above the national average of 16%
Taking blood pressure medication79.7% 5 pts above the national average of 74.7%
Cancer (non-skin)9.7% 2 pts above the national average of 7.7%
Current asthma9.7% 0.7 pts below the national average of 10.4%
Coronary heart disease6.5% same as the national average of 6.2%
Routine check-up in past year78.5% 1.8 pts above the national average of 76.7%
Cholesterol screening87.2% 1.3 pts above the national average of 85.9%
Cognitive disability11.9% 2.9 pts below the national average of 14.8%
Colorectal screening64.9% 0.6 pts above the national average of 64.3%
COPD6.4% same as the national average of 6.6%
Visited a dentist69.9% 8.6 pts above the national average of 61.3%
Any disability25.8% 4.9 pts below the national average of 30.7%
Lacks emotional support22% 2.8 pts below the national average of 24.8%
Food insecurity8.5% 8.6 pts below the national average of 17.1%
Received food stamps6.6% 7.7 pts below the national average of 14.3%
Hearing disability7.3% 0.6 pts above the national average of 6.7%
High cholesterol37.9% 1.7 pts above the national average of 36.2%
Housing insecurity7% 6.8 pts below the national average of 13.8%
Independent living disability6.3% 2.1 pts below the national average of 8.4%
Lacks transport5.2% 4 pts below the national average of 9.2%
Loneliness30.2% 4.2 pts below the national average of 34.4%
Mammography use78.9% 3 pts above the national average of 75.9%
Poor mental health (14+ days)14.9% 1.9 pts below the national average of 16.8%
Mobility disability11.7% 2.3 pts below the national average of 14%
Poor physical health (14+ days)12.2% 1.3 pts below the national average of 13.5%
Self-care disability3% 1 pts below the national average of 4%
Utility shut-off threat4.9% 3.9 pts below the national average of 8.8%
Sleeps under 7 hours31.9% 4.5 pts below the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost7.9% 5.1 pts below the national average of 13%
Vision disability3.5% 2.1 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments13
People employed51
Annual payroll$2,538,000
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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 56% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 2 census tracts this ZIP code covers
Expected annual loss73.9 out of 100
Community resilience84.1 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.

Drought97.9Relatively High at its worst in this ZIP code
Landslide94.7Relatively Low at its worst in this ZIP code
Strong wind88.1Relatively High at its worst in this ZIP code
Wildfire87.6Relatively Low at its worst in this ZIP code
Hail81.7Relatively Moderate at its worst in this ZIP code
Tornado76.5Relatively High at its worst in this ZIP code
Ice storm75.7Relatively Moderate at its worst in this ZIP code
Lightning68.1Relatively High at its worst in this ZIP code
Cold wave67.6Relatively Moderate at its worst in this ZIP code
Winter weather64.9Relatively Moderate at its worst in this ZIP code
Heat wave64.8Relatively Moderate at its worst in this ZIP code
River flooding54.3Relatively Moderate at its worst in this ZIP code
Hurricane22.2Very Low at its worst in this ZIP code
Earthquake11.1Very 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$106,087$73,147$78,538
Income per person$47,776$39,728$43,289
Poverty rate2.5%11%12.4%
Median home value$365,200$195,900$303,400
Median gross rent$949$1,348
Homeownership97%71.5%65%
Bachelor's degree or higher32.9%30.9%35%
Unemployment rate2.4%3.6%5.2%
Works from home13%10.4%13.5%
Born outside the US1.7%5.7%13.9%
Median age45.538.638.7
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 stationINDIANOLA 2W, IA US7.4 km away
Rain in a year38 in
Snow in a year31 in

Average high and low by month

January31.7°F / 11.6°F0.91 in rain, 8.5 in snow
February36.3°F / 15.2°F1.42 in rain, 8.2 in snow
March49.5°F / 27.1°F1.94 in rain, 3.7 in snow
April62.1°F / 37.9°F3.88 in rain, 1 in snow
May71.9°F / 49.9°F5.58 in rain, 0.3 in snow
June81.4°F / 60°F5.72 in rain
July85.5°F / 64°F4.32 in rain
August84°F / 61.6°F3.9 in rain
September77.6°F / 52.4°F3.86 in rain
October64.8°F / 40.1°F3.02 in rain, 0.5 in snow
November49.6°F / 27.9°F1.85 in rain, 1.9 in snow
December36.9°F / 17.4°F1.4 in rain, 6.7 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.

Martensdale-St. Marys Community School District68.5% of this ZIP code's land area
Winterset Community School District30% of this ZIP code's land area
Norwalk Community School District1.2% 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 vulnerability5more vulnerable than 5% of US census tracts
Socioeconomic status6more vulnerable than 6% of US census tracts
Household characteristics15more vulnerable than 15% of US census tracts
Racial and ethnic minority status12more vulnerable than 12% of US census tracts
Housing type and transport17more vulnerable than 17% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

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

50160 Martensdale, IA1.1 km away
50033 Bevington, IA5.4 km away
50241 Saint Marys, IA8.3 km away
50061 Cumming, IA11.4 km away
50240 Saint Charles, IA12.6 km away
50218 Patterson, IA12.7 km away
50211 Norwalk, IA13.1 km away
50125 Indianola, IA14.4 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.

Warren County51.2% of this ZIP code's land area
Madison County48.8% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area41.98 sq mi
Water area0.1 sq mi
Population density29 people per sq mi
Latitude, longitude41.3830, -93.7344

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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