Postal Codes

50054 ZIP Code

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ZIP code 50054 covers Colfax, Iowa, with a population of about 3,179 and a median household income of $91,204.

Population
3,17952 per square mile
Median age
36.12.6 points below the US average
Median household income
$91,2041.2× the Iowa median
Poverty rate
11%1.4 points below the US average
Typical home value
$239,760up 33% in five years
Median rent
$84211% below the Iowa median
Degree or higher
23.8%11.2 points below the US average
Homeownership
79.3%14.3 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
58

Where 50054 is

Colfax, 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

Population3,179
Median age36.1
Family households80.4%
Born outside the US0.3%
Speaks a language other than English at home1.3%
White (non-Hispanic)94.1%
Black (non-Hispanic)0.8%
Asian (non-Hispanic)0.5%
Hispanic or Latino3%
Veterans10%
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$91,204
Income per person$36,072
Poverty rate11%
Households on SNAP or cash assistance12.8%

Household income distribution

Under $10k6.4%
$10–15k0.4%
$15–20k1.7%
$20–25k2.3%
$25–30k3.1%
$30–35k4.4%
$35–40k2.0%
$40–45k2.6%
$45–50k0.7%
$50–60k7.9%
$60–75k8.1%
$75–100k17.0%
$100–125k14.8%
$125–150k7.7%
$150–200k12.9%
$200k or more7.9%

Income as declared to the IRS

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

Tax returns filed1,580
Mean adjusted gross income$73,403
Returns declaring $200,000 or more3.2%
Returns, under $25k23.4%
Returns, $25k–$50k22.8%
Returns, $50k–$75k17.1%
Returns, $75k–$100k12.0%
Returns, $100k–$200k21.5%
Returns, $200k or more3.2%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$197,400
Median gross rent$842
Rent as a share of household income20.5%
Owner-occupied79.3%
Vacant homes10.1%
Median year built1971

What the homes are

Detached house75.2%
Attached house3.5%
2 to 4 units4.7%
5 to 19 units8.2%
Mobile home8.3%
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$239,760as of 2026-07
Typical home value, 1 yearup 6.2%
Typical home value, 5 yearsup 33%
Typical home value, 10 yearsup 114.2%
Typical home value since 2000
200020132026$239,760$71,798

$71,798 in 2000 to $239,760 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher23.8%
High school diploma or higher94.7%
Works from home6.9%
Drives to work alone83.2%
Takes public transport0%
Commutes 45 minutes or more10%
Health

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

Obesity38% 4.6 pts above the national average of 33.4%
Diagnosed diabetes11% 1 pts below the national average of 12%
Currently smokes15.6% 2.4 pts above the national average of 13.2%
High blood pressure35% 0.9 pts above the national average of 34.1%
Fair or poor general health16.7% 3.6 pts below the national average of 20.3%
No health insurance (18–64)5.8% 5.5 pts below the national average of 11.3%
Depression20.8% 1.1 pts below the national average of 21.9%
No leisure-time physical activity23.1% 2.3 pts below the national average of 25.4%
Arthritis27.4% 2.3 pts above the national average of 25.1%
Binge drinking20.5% 4.5 pts above the national average of 16%
Taking blood pressure medication77.4% 2.7 pts above the national average of 74.7%
Cancer (non-skin)8.9% 1.2 pts above the national average of 7.7%
Current asthma10.1% same as the national average of 10.4%
Coronary heart disease6.2% 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 screening85.9% same as the national average of 85.9%
Cognitive disability13% 1.8 pts below the national average of 14.8%
Colorectal screening68.6% 4.3 pts above the national average of 64.3%
COPD6.7% same as the national average of 6.6%
Visited a dentist67.5% 6.2 pts above the national average of 61.3%
Any disability27.2% 3.5 pts below the national average of 30.7%
Lacks emotional support22.6% 2.2 pts below the national average of 24.8%
Food insecurity10% 7.1 pts below the national average of 17.1%
Received food stamps8.2% 6.1 pts below the national average of 14.3%
Hearing disability6.9% same as the national average of 6.7%
High cholesterol35.9% same as the national average of 36.2%
Housing insecurity8.4% 5.4 pts below the national average of 13.8%
Independent living disability6.9% 1.5 pts below the national average of 8.4%
Lacks transport5.9% 3.3 pts below the national average of 9.2%
Loneliness29.4% 5 pts below the national average of 34.4%
Mammography use76.8% 0.9 pts above the national average of 75.9%
Poor mental health (14+ days)16.2% 0.6 pts below the national average of 16.8%
Mobility disability12.3% 1.7 pts below the national average of 14%
Poor physical health (14+ days)12.7% 0.8 pts below the national average of 13.5%
Self-care disability3.2% 0.8 pts below the national average of 4%
Utility shut-off threat5.7% 3.1 pts below the national average of 8.8%
Sleeps under 7 hours31.8% 4.6 pts below the national average of 36.4%
Stroke3.1% same as the national average of 3.4%
All natural teeth lost10.9% 2.1 pts below the national average of 13%
Vision disability3.8% 1.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments58
People employed355
Annual payroll$12,370,000
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 74.6% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss78.6 out of 100
Community resilience82.5 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.

Drought98.7Relatively High at its worst in this ZIP code
Strong wind96.2Very High at its worst in this ZIP code
Landslide93.9Relatively Low at its worst in this ZIP code
Hail92.3Relatively High at its worst in this ZIP code
Tornado89.1Relatively High at its worst in this ZIP code
Winter weather88.6Relatively High at its worst in this ZIP code
Wildfire82.5Relatively Low at its worst in this ZIP code
Ice storm79Relatively Moderate at its worst in this ZIP code
River flooding69.7Relatively Moderate at its worst in this ZIP code
Cold wave64.5Relatively Moderate at its worst in this ZIP code
Lightning57.4Relatively Moderate at its worst in this ZIP code
Heat wave56.5Relatively Moderate at its worst in this ZIP code
Hurricane30.7Very Low at its worst in this ZIP code
Earthquake19.2Very 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$91,204$73,147$78,538
Income per person$36,072$39,728$43,289
Poverty rate11%11%12.4%
Median home value$197,400$195,900$303,400
Median gross rent$842$949$1,348
Homeownership79.3%71.5%65%
Bachelor's degree or higher23.8%30.9%35%
Unemployment rate3.7%3.6%5.2%
Works from home6.9%10.4%13.5%
Born outside the US0.3%5.7%13.9%
Median age36.138.638.7
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 stationDES MOINES 17 E, IA US13.8 km away
Rain in a year37 in

Average high and low by month

January30°F / 12.8°F1.02 in rain
February35°F / 16.7°F1.35 in rain
March48.7°F / 28.3°F2.31 in rain
April61.8°F / 39°F3.84 in rain
May71°F / 50.8°F4.78 in rain
June79.9°F / 60.5°F5.6 in rain
July83.5°F / 63.8°F3.85 in rain
August82°F / 61.4°F4.22 in rain
September75.9°F / 52.8°F3.16 in rain
October62.9°F / 41.2°F2.89 in rain
November47.7°F / 28.8°F1.94 in rain
December35.4°F / 18.6°F1.61 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 3 school districts, so the address decides which one, not the ZIP code.

Colfax-Mingo Community School District89.3% of this ZIP code's land area
PCM Community School District5.9% of this ZIP code's land area
Newton Community School District4.8% 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 vulnerability16more vulnerable than 16% of US census tracts
Socioeconomic status13more vulnerable than 13% of US census tracts
Household characteristics30more vulnerable than 30% of US census tracts
Racial and ethnic minority status4more vulnerable than 4% of US census tracts
Housing type and transport36more vulnerable than 36% of US census tracts
Walkability5.5 out of 20Least walkable
Nearby ZIP codes

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

50169 Mitchellville, IA9.4 km away
50228 Prairie City, IA10.5 km away
50127 Ira, IA11.8 km away
50168 Mingo, IA12.6 km away
50035 Bondurant, IA16.3 km away
50028 Baxter, IA17.8 km away
50208 Newton, IA17.9 km away
50009 Altoona, IA18.1 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.

Jasper County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area61.01 sq mi
Water area0.74 sq mi
Population density52 people per sq mi
Latitude, longitude41.6788, -93.2588

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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