Fairfield ZIP Code List — Jefferson County, IA

There are 2 unique ZIP codes in Fairfield, Iowa. Area code: 641.

ZIP codes

175.81

sq mi land

0.48

sq mi water

641

area code

Fairfield, IA ZIP code map

About Fairfield, IA

Fairfield, Iowa, is a vibrant city located in the heart of Jefferson County. Known for its rich cultural diversity and artistic community, Fairfield has become a hub for innovative businesses and holistic lifestyles. With a friendly atmosphere and plenty of outdoor activities, Fairfield provides its residents and visitors a unique place to live and explore.

Location & geography

Fairfield sits in southeastern Iowa and is surrounded by beautiful landscapes that include both agricultural land and natural parks. It is approximately 20 miles from the city of Ottumwa and about 30 miles from Burlington, making it accessible to neighboring urban areas. Covering a total land area of 175.81 square miles and a water area of 0.48 square miles, the city's terrain is primarily flat with local lakes enhancing its scenic beauty.

Community & economy

The community of Fairfield prides itself on its entrepreneurial spirit, with numerous local businesses and industries focusing on organic foods and sustainable practices. Daily life in Fairfield is enriched by its active arts scene, including theater productions and art galleries that showcase local talent. The city's character is further defined by its commitment to wellness and agricultural sustainability, drawing people who value a holistic lifestyle.

Transportation

Fairfield is serviced by U.S. Highway 34, which provides convenient access to other major routes in the region. The nearest airport is the Ottumwa Regional Airport, located just 20 miles away, which offers general aviation services. While public transportation options within the city are limited, residents typically rely on personal vehicles for commuting.

History

Founded in the mid-1800s, Fairfield was established along the banks of the Des Moines River, playing a crucial role in the development of Jefferson County. Historically, the city thrived on agriculture and trade, which laid the foundation for its growth and subsequent industrialization. Fairfield is also known for its cultural evolution, which began in the late 20th century with an influx of new residents attracted by the area's natural beauty and holistic practices.

Did you know?

One surprising fact about Fairfield is that it hosts the annual 'Dare to Breathe' festival, which celebrates mindfulness and wellness through various activities and workshops. Additionally, the city is known for its unique architecture, with several buildings reflecting diverse styles that pique the interest of visitors and residents alike.

ZIP codes for Fairfield, IA (2)

ZIP code	City	County	Map
52556	Fairfield	Jefferson	View map
52557	Fairfield	Jefferson	View map

Demographics & statistics

11,647

Population

45.9

Median age

$49,840

Median household income

$39,470

Per capita income

$149,700

Median home value

$845

Median monthly rent

62.0%

Home ownership

14.7%

Poverty rate

5.5%

Unemployment

4,016

Housing units

45.1%

Bachelor's or higher

Age distribution

Male Female

274

Under 5

248

276

5–9

249

277

10–14

251

250

15–19

226

298

20–24

270

881

25–34

796

726

35–44

656

695

45–54

629

382

55–59

346

372

60–64

336

1,113

65–74

1,006

364

75–84

330

208

85+

188

← Male

Female →

Age summary

Group	Count	%
Under 18	1,897	16.3%
18 and over	9,750	83.7%
65 and over	3,209	27.6%
Median age	45.9 years

Race & ethnicity

White 83.2%

Asian 6.5%

Black or African American 5.4%

Two or more races 2.3%

Hispanic or Latino 1.3%

American Indian / Alaska Native 1.1%

Other race 0.3%

Group	Count	%
White	9,813	83.2%
Asian	767	6.5%
Black or African American	636	5.4%
Two or more races	268	2.3%
Hispanic or Latino	149	1.3%
American Indian / Alaska Native	124	1.1%
Other race	39	0.3%

Household income

Under $10k 10.7%

$10k–$15k 5.4%

$15k–$25k 8.6%

$25k–$35k 11.1%

$35k–$50k 14.3%

$50k–$75k 15.5%

$75k–$100k 13.9%

$100k–$150k 12.4%

$150k–$200k 3.4%

$200k+ 4.8%

Range	% of households
Under $10k	10.7%
$10k–$15k	5.4%
$15k–$25k	8.6%
$25k–$35k	11.1%
$35k–$50k	14.3%
$50k–$75k	15.5%
$75k–$100k	13.9%
$100k–$150k	12.4%
$150k–$200k	3.4%
$200k+	4.8%
Median income	$49,840

Housing

Home values

Under $50k 15.8%

$50k–$100k 17.0%

$100k–$150k 17.4%

$150k–$200k 17.7%

$200k–$300k 18.1%

$300k–$500k 10.7%

$500k–$1M 3.3%

$1M+ 0.1%

Housing overview

Metric	Value
Median home value	$149,700
Median rent / month	$845
Owner occupied	62.0%
Renter occupied	38.0%
Vacant	12.2%
Single-family detached	65.6%
Large apartment buildings	1.9%
Mobile homes	10.1%
Median rooms	5.5
Avg household size (owned)	2.30

Year built

Era	%
2020 or later	0.0%
2010–2019	4.3%
2000–2009	12.2%
1990–1999	8.7%
1980–1989	9.4%
1970–1979	13.1%
1960–1969	12.3%
1950–1959	6.4%
1940–1949	4.6%
1939 or earlier	29.0%

Bedrooms

Size	% of units
No bedroom (studio)	4.2%
1 bedroom	11.3%
2 bedrooms	36.1%
3 bedrooms	32.4%
4 bedrooms	13.3%
5+ bedrooms	2.7%

Vehicles per household

Vehicles	% of households
No vehicle	9.7%
1 vehicle	39.9%
2 vehicles	33.4%
3 or more	17.0%

Heating fuel

Fuel type	%
Utility gas	55.8%
Electricity	24.2%
Propane / LP gas	16.3%
Fuel oil	0.2%
Wood	1.8%
Solar	0.3%
No fuel used	1.1%

Households & families

Household type	Count	%
Married-couple family	2,094	39.6%
Cohabiting couple	380	7.2%
Male householder, no spouse	1,354	25.6%
Female householder, no spouse	1,464	27.7%
Households with children under 18	1,208	22.8%
Households with seniors (65+)	2,224	42.0%
Average household size	2.13

Marital status

Status	Male	Female
Never married	34.4%	22.7%
Married	41.2%	47.4%
Separated	0.0%	1.6%
Widowed	4.7%	7.8%
Divorced	19.7%	20.6%

Education

Less than 9th grade 2.3%

Some HS, no diploma 2.5%

HS graduate 20.4%

Some college, no degree 18.8%

Associate's degree 10.8%

Bachelor's degree 25.1%

Graduate / professional 19.9%

Metric	%
HS diploma or higher	95.1%
Bachelor's or higher	45.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	98	4.2%
Kindergarten	202	8.6%
Elementary school	793	33.8%
High school	398	17.0%
College / grad school	854	36.4%

Employment

Industry of employment

Education & healthcare 24.3%

Manufacturing 15.4%

Finance & real estate 11.8%

Retail trade 9.8%

Professional & management 9.7%

Construction 7.7%

Arts, food & hospitality 7.3%

Other services 5.1%

Public administration 3.2%

Information 2.0%

Agriculture & mining 1.5%

Transportation & utilities 1.2%

Wholesale trade 1.1%

Occupation

Category	%
Management, business & arts	44.8%
Service	15.7%
Sales & office	14.1%
Natural resources & construction	9.3%
Production & transportation	16.2%

Employment type

Type	%
Private sector	81.8%
Government	10.6%
Self-employed	7.5%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	64.3%
Carpool	8.9%
Public transit	0.1%
Walk	6.4%
Other means	2.2%
Avg commute (minutes)	14.1

Poverty

All people 14.7%

Under 18 years 9.0%

18 and over 15.9%

Married-couple families 6.6%

Female-led households 7.3%

Income support

Source	% of households
Social Security	40.0%
Retirement income	23.0%
Supplemental Security	7.1%
Cash public assistance	5.1%
Food stamps / SNAP	18.5%

Health indicators

Condition	%
High blood pressure	33.4%
High cholesterol	34.1%
Heart disease	6.7%
Stroke	3.1%
Asthma	8.8%
Arthritis	23.6%
Kidney disease	3.0%
Pulmonary disease	6.9%
Cancer	6.9%

Behavior / access	%
Binge drinking	19.9%
No physical activity	24.0%
Less than 7 hrs sleep	29.7%
Fair or poor health	13.1%
Poor mental health	12.5%
Poor physical health	9.8%
No health insurance	9.2%
Visited doctor (checkup)	72.5%
Visited dentist	67.9%
Cholesterol screening	87.2%
Teeth loss	13.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	867	8.9%

Disability	%
Any disability	13.3%
Under 18	4.2%
18–64 years	14.4%
65 and over	16.5%

Health insurance coverage

Type	%
Private insurance	58.3%
Public insurance	51.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	11,125	95.5%
Spanish	616	5.5%
Other Indo-European	172	1.5%
Asian & Pacific Islander	94	0.8%
Other languages	254	2.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,162	87.2%
Born in same state	10,129	87.0%
Born in different state	5,965	51.2%
Foreign born	33	0.3%
Naturalized citizen	1,485	12.8%
Not a US citizen	413	27.8%

Ancestry

Ancestry	Count	%
French	1,193	10.2%
Italian	1,107	9.5%
Arab	755	6.5%
Polish	323	2.8%

Ancestry	Count	%
English	184	1.6%
Dutch	97	0.8%
German	69	0.6%
Irish	26	0.2%

Technology access

Metric	% of households
Computer access	45.4%
Internet access	94.7%

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

Frequently asked questions

What ZIP codes does Fairfield, IA have?

Fairfield, IA has 2 ZIP codes: 52556, 52557. Each ZIP code serves a distinct delivery area within the city and surrounding region.

What is the main ZIP code for Fairfield, IA?

The primary ZIP code for Fairfield, IA is 52556. The city uses area code 641 for phone service.

What county is Fairfield, IA in?

Fairfield is located in Jefferson County, Iowa.

How many ZIP codes are in Fairfield, IA?

Fairfield, IA has 2 ZIP codes.

What ZIP code is the Maharishi University of Management campus located in within Fairfield?

Maharishi University of Management, one of Fairfield's most prominent institutions, is located in ZIP code 52556, which covers the main campus area in central Fairfield.

Which ZIP code covers downtown Fairfield's Main Street business district?

Downtown Fairfield's Main Street and central business district are primarily located in ZIP code 52556, the city's primary commercial and civic center.