Fairfax ZIP Codes — Linn County, IA

There is one unique ZIP code in Fairfax, Iowa and it is 52228. Area code: 319.
1
ZIP codes
37.25
sq mi land
0.03
sq mi water
319
area code
Fairfax, IA ZIP code map

About Fairfax, IA

Fairfax, Iowa, is a charming city located in Linn County. Known for its friendly atmosphere and small-town charm, it offers residents a peaceful living environment. With a strong sense of community, Fairfax represents the quiet beauty of rural Iowa while providing easy access to the amenities of nearby urban areas.

Location & geography

Fairfax is situated in eastern Iowa and is surrounded by a picturesque landscape that combines both developed areas and natural scenery. The city is conveniently located near Cedar Rapids, approximately 12 miles to the northeast, and Marion, which is about 7 miles away. The total area of Fairfax covers 37.25 square miles of land and includes a minimal water area of 0.03 square miles.

Community & economy

The character of Fairfax is defined by its welcoming community and a blend of residential and commercial establishments. Local industries contribute to a vibrant local economy, while daily life is marked by community events and engagement among residents. The proximity to Cedar Rapids links residents to additional cultural and recreational opportunities.

Transportation

Fairfax is accessible via several major highways, including U.S. Route 30, which runs just to the north. The nearest major airport is The Eastern Iowa Airport, located approximately 15 miles away in Cedar Rapids, providing residents with regional and national flight options. Public transit options may be limited, encouraging a strong reliance on personal vehicles.

History

Fairfax was founded in the late 19th century, around the 1850s, and has developed from a small settlement into a dynamic community. Historically, it has been associated with agriculture and small-scale manufacturing, contributing to its local economy. Notable events in its history include the growth phases linked to the railroads, which significantly influenced the development of the area.

Did you know?

A surprising fact about Fairfax is that it has retained a strong sense of community identity despite its growth and development over the years. The city's location near Cedar Rapids allows residents to enjoy both the tranquility of Fairfax and the bustling amenities of a larger city.

ZIP codes for Fairfax, IA (1)
ZIP code City County Map
52228 Fairfax Linn View map

Demographics & statistics

3,656
Population
38.9
Median age
$125,352
Median household income
$55,070
Per capita income
$283,600
Median home value
$1,352
Median monthly rent
90.4%
Home ownership
1.3%
Poverty rate
3.7%
Unemployment
1,262
Housing units
44.2%
Bachelor's or higher

Age distribution

Male Female
117
Under 5
112
163
5–9
156
164
10–14
157
140
15–19
134
71
20–24
67
198
25–34
189
228
35–44
217
315
45–54
301
195
55–59
187
88
60–64
85
101
65–74
96
61
75–84
59
28
85+
27
← Male
Female →

Age summary

GroupCount%
Under 181,05028.7%
18 and over2,60671.3%
65 and over37210.2%
Median age38.9 years

Race & ethnicity

White 91.1%
Two or more races 5.5%
Hispanic or Latino 1.9%
Black or African American 0.7%
Other race 0.7%
Asian 0.2%
GroupCount%
White3,39291.1%
Two or more races2045.5%
Hispanic or Latino691.9%
Black or African American260.7%
Other race250.7%
Asian90.2%

Household income

Under $10k 1.0%
$15k–$25k 2.7%
$25k–$35k 4.0%
$35k–$50k 6.3%
$50k–$75k 11.8%
$75k–$100k 12.0%
$100k–$150k 21.1%
$150k–$200k 16.7%
$200k+ 24.4%
Range% of households
Under $10k1.0%
$15k–$25k2.7%
$25k–$35k4.0%
$35k–$50k6.3%
$50k–$75k11.8%
$75k–$100k12.0%
$100k–$150k21.1%
$150k–$200k16.7%
$200k+24.4%
Median income$125,352

Housing

Home values

Under $50k 0.3%
$50k–$100k 2.1%
$100k–$150k 5.3%
$150k–$200k 17.3%
$200k–$300k 30.2%
$300k–$500k 43.1%
$500k–$1M 1.7%

Housing overview

MetricValue
Median home value$283,600
Median rent / month$1,352
Owner occupied90.4%
Renter occupied9.6%
Vacant5.3%
Single-family detached79.2%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms7.3
Avg household size (owned)2.82

Year built

Era%
2020 or later0.7%
2010–201928.8%
2000–200931.7%
1990–19993.7%
1980–19896.9%
1970–19798.0%
1960–19695.9%
1950–19593.6%
1940–19491.2%
1939 or earlier9.5%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom2.1%
2 bedrooms13.3%
3 bedrooms32.1%
4 bedrooms31.8%
5+ bedrooms20.8%

Vehicles per household

Vehicles% of households
No vehicle2.1%
1 vehicle16.2%
2 vehicles50.6%
3 or more31.1%

Heating fuel

Fuel type%
Utility gas68.1%
Electricity11.4%
Propane / LP gas19.7%
No fuel used0.8%

Households & families

Household typeCount%
Married-couple family94071.5%
Cohabiting couple826.2%
Male householder, no spouse14010.6%
Female householder, no spouse15311.6%
Households with children under 1858044.1%
Households with seniors (65+)26620.2%
Average household size2.78

Marital status

StatusMaleFemale
Never married35.0%14.3%
Married59.4%72.8%
Separated0.0%0.0%
Widowed0.9%5.8%
Divorced4.7%7.0%

Education

Less than 9th grade 0.0%
Some HS, no diploma 0.8%
HS graduate 24.0%
Some college, no degree 17.6%
Associate's degree 13.4%
Bachelor's degree 27.4%
Graduate / professional 16.8%
Metric%
HS diploma or higher99.2%
Bachelor's or higher44.2%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool9310.7%
Kindergarten778.9%
Elementary school42248.6%
High school20123.1%
College / grad school768.7%

Employment

Industry of employment

Education & healthcare 26.5%
Finance & real estate 17.1%
Manufacturing 14.2%
Professional & management 8.7%
Construction 8.0%
Information 5.6%
Other services 4.1%
Transportation & utilities 3.6%
Retail trade 3.4%
Arts, food & hospitality 3.2%
Public administration 2.8%
Agriculture & mining 1.8%
Wholesale trade 1.1%

Occupation

Category%
Management, business & arts42.6%
Service6.4%
Sales & office28.7%
Natural resources & construction11.2%
Production & transportation11.2%

Employment type

Type%
Private sector75.6%
Government14.8%
Self-employed9.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone78.9%
Carpool4.2%
Public transit0.2%
Walk0.0%
Other means0.0%
Avg commute (minutes)21.4

Poverty

All people 1.3%
Under 18 years 1.9%
18 and over 1.1%
Married-couple families 0.3%
Female-led households 0.0%

Income support

Source% of households
Social Security20.5%
Retirement income15.5%
Supplemental Security0.5%
Cash public assistance11.6%
Food stamps / SNAP1.7%

Health indicators

Condition%
High blood pressure30.1%
High cholesterol30.9%
Heart disease5.1%
Stroke2.3%
Asthma9.2%
Arthritis22.4%
Kidney disease2.3%
Pulmonary disease5.1%
Cancer6.5%
Behavior / access%
Binge drinking22.5%
No physical activity18.2%
Less than 7 hrs sleep30.1%
Fair or poor health9.7%
Poor mental health12.8%
Poor physical health7.9%
No health insurance7.4%
Visited doctor (checkup)76.9%
Visited dentist73.0%
Cholesterol screening89.8%
Teeth loss8.7%

Veterans & disability

VeteransCount%
Civilian veterans1937.4%
Disability%
Any disability4.4%
Under 180.0%
18–64 years2.7%
65 and over26.9%

Health insurance coverage

Type%
Private insurance91.0%
Public insurance28.4%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only3,42793.7%
Spanish230.7%
Other Indo-European100.3%
Asian & Pacific Islander30.1%
Other languages100.3%

Place of birth & citizenship

OriginCount%
Native born (US)3,59498.3%
Born in same state3,59498.3%
Born in different state2,78176.1%
Foreign born00.0%
Naturalized citizen621.7%
Not a US citizen4166.1%

Ancestry

AncestryCount%
Italian62717.1%
French37310.2%
Arab3349.1%
Polish1253.4%
AncestryCount%
English1193.3%
Dutch260.7%
German250.7%

Technology access

Metric% of households
Computer access36.0%
Internet access97.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions
What ZIP codes does Fairfax, IA have?
Fairfax, IA has one ZIP code: 52228. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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