Postal Codes

50570 ZIP Code

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ZIP code 50570 covers Ottosen, Iowa, with a population of about 200 and a median household income of $70,000.

Population
2005 per square mile
Median age
39.71 points above the US average
Median household income
$70,000about the Iowa median
Poverty rate
1%11.4 points below the US average
Degree or higher
38.3%3.3 points above the US average
Homeownership
70.3%5.3 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
7

Where 50570 is

Ottosen, 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

Population200
Median age39.7
Family households63.5%
Born outside the US0.5%
Speaks a language other than English at home0%
White (non-Hispanic)99%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino1%
Veterans1.5%
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$70,000
Income per person$41,294
Poverty rate1%
Households on SNAP or cash assistance1.4%

Household income distribution

Under $10k0.0%
$10–15k0.0%
$15–20k0.0%
$20–25k2.7%
$25–30k1.4%
$30–35k17.6%
$35–40k0.0%
$40–45k6.8%
$45–50k1.4%
$50–60k0.0%
$60–75k35.1%
$75–100k10.8%
$100–125k2.7%
$125–150k2.7%
$150–200k10.8%
$200k or more8.1%

Income as declared to the IRS

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

Tax returns filed110
Mean adjusted gross income$79,718
Returns declaring $200,000 or more0%
Returns, under $25k27.3%
Returns, $25k–$50k18.2%
Returns, $50k–$75k27.3%
Returns, $75k–$100k0.0%
Returns, $100k–$200k27.3%
Returns, $200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Rent as a share of household income11.9%
Owner-occupied70.3%
Vacant homes10.8%
Median year built1938

What the homes are

Detached house100%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.1%
Bachelor's degree or higher38.3%
High school diploma or higher100%
Works from home24.7%
Drives to work alone64.5%
Takes public transport0%
Commutes 45 minutes or more11.4%
Health

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

Obesity40.5% 7.1 pts above the national average of 33.4%
Diagnosed diabetes13.5% 1.5 pts above the national average of 12%
Currently smokes16.9% 3.7 pts above the national average of 13.2%
High blood pressure39.4% 5.3 pts above the national average of 34.1%
Fair or poor general health20.1% same as the national average of 20.3%
No health insurance (18–64)6.8% 4.5 pts below the national average of 11.3%
Depression20.4% 1.5 pts below the national average of 21.9%
No leisure-time physical activity27.4% 2 pts above the national average of 25.4%
Arthritis31.6% 6.5 pts above the national average of 25.1%
Binge drinking19% 3 pts above the national average of 16%
Taking blood pressure medication81% 6.3 pts above the national average of 74.7%
Cancer (non-skin)10.7% 3 pts above the national average of 7.7%
Current asthma10.1% same as the national average of 10.4%
Coronary heart disease8.7% 2.5 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 screening85.4% 0.5 pts below the national average of 85.9%
Cognitive disability14.3% 0.5 pts below the national average of 14.8%
Colorectal screening71.2% 6.9 pts above the national average of 64.3%
COPD9% 2.4 pts above the national average of 6.6%
Visited a dentist65.6% 4.3 pts above the national average of 61.3%
Any disability32% 1.3 pts above the national average of 30.7%
Lacks emotional support22.6% 2.2 pts below the national average of 24.8%
Food insecurity12.3% 4.8 pts below the national average of 17.1%
Received food stamps11.1% 3.2 pts below the national average of 14.3%
Hearing disability9.7% 3 pts above the national average of 6.7%
High cholesterol38.5% 2.3 pts above the national average of 36.2%
Housing insecurity8.9% 4.9 pts below the national average of 13.8%
Independent living disability8.6% same as the national average of 8.4%
Lacks transport6.8% 2.4 pts below the national average of 9.2%
Loneliness30.4% 4 pts below the national average of 34.4%
Mammography use78.2% 2.3 pts above the national average of 75.9%
Poor mental health (14+ days)16.4% same as the national average of 16.8%
Mobility disability15.9% 1.9 pts above the national average of 14%
Poor physical health (14+ days)14.6% 1.1 pts above the national average of 13.5%
Self-care disability4.3% same as the national average of 4%
Utility shut-off threat6.4% 2.4 pts below the national average of 8.8%
Sleeps under 7 hours34% 2.4 pts below the national average of 36.4%
Stroke4.2% 0.8 pts above the national average of 3.4%
All natural teeth lost14.2% 1.2 pts above the national average of 13%
Vision disability5% 0.6 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments7
People employed41
Annual payroll$1,787,000
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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 81.2% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss85.8 out of 100
Community resilience65.4 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.

Drought99.4Relatively High at its worst in this ZIP code
Cold wave92.9Very High at its worst in this ZIP code
Winter weather92.6Relatively High at its worst in this ZIP code
Hail91.8Relatively High at its worst in this ZIP code
Strong wind88.6Relatively High at its worst in this ZIP code
Tornado83.1Relatively High at its worst in this ZIP code
Landslide78.4Relatively Low at its worst in this ZIP code
Ice storm66Relatively Moderate at its worst in this ZIP code
Wildfire57.1Very Low at its worst in this ZIP code
Lightning54.1Relatively Moderate at its worst in this ZIP code
River flooding50.9Relatively Moderate at its worst in this ZIP code
Hurricane30.4Very Low at its worst in this ZIP code
Earthquake9.8Very Low at its worst in this ZIP code
Heat wave4.5Very 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$70,000$73,147$78,538
Income per person$41,294$39,728$43,289
Poverty rate1%11%12.4%
Median home value$195,900$303,400
Median gross rent$949$1,348
Homeownership70.3%71.5%65%
Bachelor's degree or higher38.3%30.9%35%
Unemployment rate1.1%3.6%5.2%
Works from home24.7%10.4%13.5%
Born outside the US0.5%5.7%13.9%
Median age39.738.638.7
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 stationHUMBOLDT WTP, IA US21.7 km away
Rain in a year35 in

Average high and low by month

January24.4°F / 8.5°F0.91 in rain
February29.3°F / 12.4°F1.04 in rain
March42.7°F / 24.6°F2.02 in rain
April57.2°F / 35.6°F3.3 in rain
May68.3°F / 48.6°F4.8 in rain
June77.8°F / 59.3°F5.48 in rain
July81.1°F / 63.1°F4.15 in rain
August78.8°F / 60.2°F4.55 in rain
September72.5°F / 51.2°F3.33 in rain
October60.1°F / 39.1°F2.45 in rain
November43.4°F / 26.1°F1.61 in rain
December29.8°F / 14.8°F1.32 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 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 4 school districts, so the address decides which one, not the ZIP code.

Twin Rivers Community School District67.4% of this ZIP code's land area
West Bend-Mallard Community School District20.4% of this ZIP code's land area
Algona Community School District10.8% of this ZIP code's land area
Gilmore City-Bradgate Community School District1.4% 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 vulnerability23more vulnerable than 23% of US census tracts
Socioeconomic status26more vulnerable than 26% of US census tracts
Household characteristics68more vulnerable than 68% of US census tracts
Racial and ethnic minority status11more vulnerable than 11% of US census tracts
Housing type and transport14more vulnerable than 14% of US census tracts
Walkability3.9 out of 20Least walkable
Nearby ZIP codes

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

50519 Bode, IA8.3 km away
50520 Bradgate, IA10.9 km away
50597 West Bend, IA11 km away
50581 Rolfe, IA13.6 km away
50582 Rutland, IA15.3 km away
50558 Livermore, IA16.7 km away
50541 Gilmore City, IA19.1 km away
50573 Plover, IA19.7 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.

Humboldt County64.2% of this ZIP code's land area
Kossuth County35.8% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area43.36 sq mi
Water area0.02 sq mi
Population density5 people per sq mi
Latitude, longitude42.8764, -94.3786

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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