Postal Codes

52228 ZIP Code

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ZIP code 52228 covers Fairfax, Iowa, with a population of about 3,865 and a median household income of $121,366.

Population
3,865104 per square mile
Median age
39.30.6 points above the US average
Median household income
$121,3661.7× the Iowa median
Poverty rate
3.8%8.6 points below the US average
Typical home value
$340,979up 24.4% in five years
Median rent
$1,1941.3× the Iowa median
Degree or higher
42.5%7.5 points above the US average
Homeownership
92.8%27.8 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
59

Where 52228 is

Fairfax, 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

Population3,865
Median age39.3
Family households75%
Born outside the US2.3%
Speaks a language other than English at home4.6%
White (non-Hispanic)90.5%
Black (non-Hispanic)2.1%
Asian (non-Hispanic)0.5%
Hispanic or Latino4.1%
Veterans5%
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$121,366
Income per person$54,448
Poverty rate3.8%
Households on SNAP or cash assistance13.9%

Household income distribution

Under $10k0.8%
$10–15k0.0%
$15–20k0.3%
$20–25k5.8%
$25–30k1.4%
$30–35k3.2%
$35–40k2.5%
$40–45k2.8%
$45–50k1.4%
$50–60k2.8%
$60–75k5.9%
$75–100k15.1%
$100–125k11.7%
$125–150k10.7%
$150–200k10.9%
$200k or more24.8%

Income as declared to the IRS

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

Tax returns filed1,720
Mean adjusted gross income$102,560
Returns declaring $200,000 or more9.9%
Returns, under $25k16.9%
Returns, $25k–$50k15.7%
Returns, $50k–$75k15.7%
Returns, $75k–$100k12.2%
Returns, $100k–$200k29.7%
Returns, $200k or more9.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$301,600
Median gross rent$1,194
Rent as a share of household income24.5%
Owner-occupied92.8%
Vacant homes4.3%
Median year built2002

What the homes are

Detached house80.8%
Attached house14.6%
2 to 4 units2.7%
5 to 19 units1.8%
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$340,979as of 2026-07
Typical home value, 1 yearup 4.7%
Typical home value, 5 yearsup 24.4%
Typical home value, 10 yearsup 65.2%
Typical home value since 2000
200020132026$340,979$145,281

$145,281 in 2000 to $340,979 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.7%
Bachelor's degree or higher42.5%
High school diploma or higher95.6%
Works from home17.8%
Drives to work alone78.1%
Takes public transport0.6%
Commutes 45 minutes or more4.3%
Health

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

Obesity34.8% 1.4 pts above the national average of 33.4%
Diagnosed diabetes10.7% 1.3 pts below the national average of 12%
Currently smokes12.9% same as the national average of 13.2%
High blood pressure31.3% 2.8 pts below the national average of 34.1%
Fair or poor general health14.5% 5.8 pts below the national average of 20.3%
No health insurance (18–64)5.1% 6.2 pts below the national average of 11.3%
Depression22.7% 0.8 pts above the national average of 21.9%
No leisure-time physical activity20.5% 4.9 pts below the national average of 25.4%
Arthritis27.3% 2.2 pts above the national average of 25.1%
Binge drinking20.8% 4.8 pts above the national average of 16%
Taking blood pressure medication79% 4.3 pts above the national average of 74.7%
Cancer (non-skin)9.4% 1.7 pts above the national average of 7.7%
Current asthma10.2% same as the national average of 10.4%
Coronary heart disease5.9% same as the national average of 6.2%
Routine check-up in past year78.9% 2.2 pts above the national average of 76.7%
Cholesterol screening87.4% 1.5 pts above the national average of 85.9%
Cognitive disability11.7% 3.1 pts below the national average of 14.8%
Colorectal screening69.3% 5 pts above the national average of 64.3%
COPD6% 0.6 pts below the national average of 6.6%
Visited a dentist72.6% 11.3 pts above the national average of 61.3%
Any disability25.3% 5.4 pts below the national average of 30.7%
Lacks emotional support22.8% 2 pts below the national average of 24.8%
Food insecurity8.8% 8.3 pts below the national average of 17.1%
Received food stamps6.7% 7.6 pts below the national average of 14.3%
Hearing disability6.7% same as the national average of 6.7%
High cholesterol35.3% 0.9 pts below the national average of 36.2%
Housing insecurity7.3% 6.5 pts below the national average of 13.8%
Independent living disability6.1% 2.3 pts below the national average of 8.4%
Lacks transport5.1% 4.1 pts below the national average of 9.2%
Loneliness31.3% 3.1 pts below the national average of 34.4%
Mammography use81.4% 5.5 pts above the national average of 75.9%
Poor mental health (14+ days)15.2% 1.6 pts below the national average of 16.8%
Mobility disability10.8% 3.2 pts below the national average of 14%
Poor physical health (14+ days)11.7% 1.8 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Utility shut-off threat5.2% 3.6 pts below the national average of 8.8%
Sleeps under 7 hours30.2% 6.2 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost7.4% 5.6 pts below the national average of 13%
Vision disability3.3% 2.3 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments59
People employed325
Annual payroll$21,268,000
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 80% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss87.7 out of 100
Community resilience96.7 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.

Strong wind98Very High at its worst in this ZIP code
Drought96.4Relatively Moderate at its worst in this ZIP code
Hail96.1Relatively High at its worst in this ZIP code
Tornado94.4Very High at its worst in this ZIP code
Winter weather91.9Relatively High at its worst in this ZIP code
Landslide90Relatively Moderate at its worst in this ZIP code
Ice storm86Relatively Moderate at its worst in this ZIP code
River flooding81.1Relatively High at its worst in this ZIP code
Wildfire77.2Relatively Low at its worst in this ZIP code
Lightning75.8Relatively High at its worst in this ZIP code
Cold wave75.3Relatively High at its worst in this ZIP code
Heat wave40Relatively Moderate at its worst in this ZIP code
Earthquake34.8Very Low at its worst in this ZIP code
Hurricane25.9Very 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$121,366$73,147$78,538
Income per person$54,448$39,728$43,289
Poverty rate3.8%11%12.4%
Median home value$301,600$195,900$303,400
Median gross rent$1,194$949$1,348
Homeownership92.8%71.5%65%
Bachelor's degree or higher42.5%30.9%35%
Unemployment rate2.7%3.6%5.2%
Works from home17.8%10.4%13.5%
Born outside the US2.3%5.7%13.9%
Median age39.338.638.7
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 stationCEDAR RAPIDS MUNI AP, IA US6.3 km away
Rain in a year36 in

Average high and low by month

January27.9°F / 11.3°F0.95 in rain
February32.6°F / 15.5°F1.22 in rain
March46.3°F / 26.8°F1.99 in rain
April60.1°F / 37.6°F3.56 in rain
May71.1°F / 49.5°F4.25 in rain
June80.1°F / 59.7°F5.56 in rain
July82.8°F / 62.7°F4.41 in rain
August81.2°F / 60.4°F4.07 in rain
September74.7°F / 51.9°F3.4 in rain
October61.5°F / 39.9°F2.91 in rain
November46.2°F / 27.7°F2 in rain
December33.3°F / 17.1°F1.59 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 2 school districts, so the address decides which one, not the ZIP code.

College Community School District86.9% of this ZIP code's land area
Benton Community School District13.1% 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 vulnerability12more vulnerable than 12% of US census tracts
Socioeconomic status8more vulnerable than 8% of US census tracts
Household characteristics23more vulnerable than 23% of US census tracts
Racial and ethnic minority status9more vulnerable than 9% of US census tracts
Housing type and transport33more vulnerable than 33% of US census tracts
Walkability5.4 out of 20Least walkable
Nearby ZIP codes

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

52351 Walford, IA6.3 km away
52404 Cedar Rapids, IA8.8 km away
52405 Cedar Rapids, IA9.3 km away
52318 Norway, IA9.4 km away
52206 Atkins, IA11.3 km away
52401 Cedar Rapids, IA12.2 km away
52203 Amana, IA12.8 km away
52338 Swisher, IA13.2 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.

Linn County75.7% of this ZIP code's land area
Benton County13.1% of this ZIP code's land area
Johnson County11.2% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area37.25 sq mi
Water area0.03 sq mi
Population density104 people per sq mi
Latitude, longitude41.9153, -91.7801

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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