Mondamin ZIP Codes — Harrison County, IA

There is one unique ZIP code in Mondamin, Iowa and it is 51557. Area code: 712.

ZIP codes

75.28

sq mi land

0.73

sq mi water

712

area code

Mondamin, IA ZIP code map

About Mondamin, IA

Mondamin is a quaint city located in Harrison County, Iowa. Known for its rural charm and tight-knit community, Mondamin offers a peaceful atmosphere amidst the scenic landscapes of the region. With a single ZIP code, 51557, this small town reflects the simplicity and warmth characteristic of Midwestern life.

Location & geography

Mondamin is situated in the western part of Iowa, approximately 50 miles northeast of Omaha, Nebraska, and about 20 miles southwest of the city of Logan. The city covers a substantial land area of 75.28 square miles, with an additional 0.73 square miles of water. The terrain is primarily rural with rolling hills and agricultural land, contributing to the area's natural beauty.

Community & economy

The character of Mondamin is defined by its friendly residents and a strong sense of community. Agriculture plays a significant role in the local economy, with many residents involved in farming and related industries. Daily life in Mondamin is often centered around community events, local gatherings, and fostering close relationships among neighbors.

Transportation

Mondamin is accessible via several local roads and is near U.S. Route 30, which connects to larger highways for greater travel convenience. The nearest named airport is Eppley Airfield in Omaha, which is roughly 50 miles away, providing broader travel options. Public transportation is limited, making personal vehicles the primary mode for residents.

History

Founded in the late 19th century, Mondamin has historical roots in agriculture and trade. Notable events in its early history include the establishment of local businesses that supported farming communities, which continue to be vital today. The city's name is derived from the Native American term for 'corn,' which highlights its agricultural heritage.

Did you know?

A surprising fact about Mondamin is that it is home to one of the few remaining grain elevators in the region, highlighting its agricultural significance. Additionally, despite its small size, Mondamin maintains a rich community spirit that is evident through its annual events and festivals.

ZIP codes for Mondamin, IA (1)

ZIP code	City	County	Map
51557	Mondamin	Harrison	View map

Demographics & statistics

834

Population

45.0

Median age

$75,417

Median household income

$41,654

Per capita income

$145,600

Median home value

$888

Median monthly rent

88.8%

Home ownership

7.1%

Poverty rate

5.5%

Unemployment

402

Housing units

25.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	194	23.3%
18 and over	640	76.7%
65 and over	129	15.5%
Median age	45.0 years

Race & ethnicity

White 98%

Two or more races 1.1%

Hispanic or Latino 0.7%

Other race 0.2%

Group	Count	%
White	823	98%
Two or more races	9	1.1%
Hispanic or Latino	6	0.7%
Other race	2	0.2%

Household income

Under $10k 4.4%

$10k–$15k 2.2%

$15k–$25k 12.0%

$25k–$35k 1.6%

$35k–$50k 8.4%

$50k–$75k 21.3%

$75k–$100k 19.9%

$100k–$150k 11.7%

$150k–$200k 5.7%

$200k+ 12.8%

Range	% of households
Under $10k	4.4%
$10k–$15k	2.2%
$15k–$25k	12.0%
$25k–$35k	1.6%
$35k–$50k	8.4%
$50k–$75k	21.3%
$75k–$100k	19.9%
$100k–$150k	11.7%
$150k–$200k	5.7%
$200k+	12.8%
Median income	$75,417

Housing

Home values

Under $50k 12.9%

$50k–$100k 15.0%

$100k–$150k 24.8%

$150k–$200k 19.9%

$200k–$300k 11.3%

$300k–$500k 12.6%

$500k–$1M 2.1%

$1M+ 1.2%

Housing overview

Metric	Value
Median home value	$145,600
Median rent / month	$888
Owner occupied	88.8%
Renter occupied	11.2%
Vacant	17.2%
Single-family detached	85.6%
Large apartment buildings	0.0%
Mobile homes	12.4%
Median rooms	6.0
Avg household size (owned)	2.27

Year built

Era	%
2020 or later	0.0%
2010–2019	2.9%
2000–2009	10.6%
1990–1999	4.7%
1980–1989	4.1%
1970–1979	19.4%
1960–1969	2.9%
1950–1959	6.5%
1940–1949	1.4%
1939 or earlier	47.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	11.1%
2 bedrooms	29.1%
3 bedrooms	34.1%
4 bedrooms	21.0%
5+ bedrooms	4.7%

Vehicles per household

Vehicles	% of households
No vehicle	0.5%
1 vehicle	16.9%
2 vehicles	51.8%
3 or more	30.8%

Heating fuel

Fuel type	%
Utility gas	4.4%
Electricity	37.6%
Propane / LP gas	53.1%
Fuel oil	0.3%
Wood	2.5%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	209	56.9%
Cohabiting couple	19	5.2%
Male householder, no spouse	87	23.7%
Female householder, no spouse	52	14.2%
Households with children under 18	117	31.9%
Households with seniors (65+)	104	28.3%
Average household size	2.27

Marital status

Status	Male	Female
Never married	20.7%	24.8%
Married	55.4%	62.2%
Separated	0.0%	1.9%
Widowed	4.8%	7.7%
Divorced	19.1%	3.4%

Education

Less than 9th grade 1.7%

Some HS, no diploma 2.7%

HS graduate 33.9%

Some college, no degree 25.4%

Associate's degree 11.2%

Bachelor's degree 21.5%

Graduate / professional 3.6%

Metric	%
HS diploma or higher	95.6%
Bachelor's or higher	25.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	14	7.9%
Kindergarten	20	11.3%
Elementary school	64	36.2%
High school	61	34.5%
College / grad school	18	10.2%

Employment

Industry of employment

Education & healthcare 32.0%

Construction 11.0%

Manufacturing 10.6%

Professional & management 8.8%

Transportation & utilities 6.1%

Agriculture & mining 5.9%

Arts, food & hospitality 5.6%

Finance & real estate 5.2%

Retail trade 5.0%

Wholesale trade 4.1%

Public administration 4.1%

Other services 1.4%

Information 0.5%

Occupation

Category	%
Management, business & arts	40.1%
Service	17.6%
Sales & office	15.8%
Natural resources & construction	12.2%
Production & transportation	14.4%

Employment type

Type	%
Private sector	69.4%
Government	24.8%
Self-employed	5.9%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	82.2%
Carpool	6.0%
Public transit	0.0%
Walk	1.6%
Other means	0.2%
Avg commute (minutes)	35.5

Poverty

All people 7.1%

Under 18 years 10.3%

18 and over 6.1%

Married-couple families 1.0%

Female-led households 29.4%

Income support

Source	% of households
Social Security	29.2%
Retirement income	15.5%
Supplemental Security	5.2%
Cash public assistance	2.5%
Food stamps / SNAP	4.9%

Health indicators

Condition	%
High blood pressure	36.4%
High cholesterol	36.5%
Heart disease	7.4%
Stroke	3.4%
Asthma	9.2%
Arthritis	27.6%
Kidney disease	3.1%
Pulmonary disease	7.5%
Cancer	7.8%

Behavior / access	%
Binge drinking	20.7%
No physical activity	25.8%
Less than 7 hrs sleep	31.6%
Fair or poor health	13.6%
Poor mental health	13.0%
Poor physical health	10.2%
No health insurance	9.3%
Visited doctor (checkup)	75.0%
Visited dentist	67.8%
Cholesterol screening	89.9%
Teeth loss	13.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	86	13.4%

Disability	%
Any disability	8.9%
Under 18	1.0%
18–64 years	8.2%
65 and over	23.3%

Health insurance coverage

Type	%
Private insurance	78.8%
Public insurance	32.0%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	785	94.1%
Spanish	1	0.1%
Other Indo-European	1	0.1%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	830	99.5%
Born in same state	830	99.5%
Born in different state	326	39.1%
Foreign born	0	0.0%
Naturalized citizen	4	0.5%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	134	16.1%
Dutch	70	8.4%
Italian	54	6.5%
Arab	35	4.2%

Ancestry	Count	%
Polish	24	2.9%
English	23	2.8%
German	1	0.1%

Technology access

Metric	% of households
Computer access	44.0%
Internet access	91.6%

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

Frequently asked questions

What ZIP codes does Mondamin, IA have?

Mondamin, IA has one ZIP code: 51557. Each ZIP code serves a distinct delivery area within the city and surrounding region.