Little Rock ZIP Code List — Lyon County, IA

There is one unique ZIP code in Little Rock, Iowa and it is 51243. Area code: 712.

ZIP codes

52.30

sq mi land

0.01

sq mi water

712

area code

Little Rock, IA ZIP code map

About Little Rock, IA

Little Rock, Iowa is a small city located within Lyon County. Known for its welcoming community and serene landscapes, it offers a quiet lifestyle away from the hustle and bustle of larger urban areas. With a ZIP code of 51243, Little Rock serves as a peaceful retreat for both residents and visitors alike.

Location & geography

Geographically, Little Rock is situated in the northwest corner of Iowa, making it a charming part of the region. The city is in close proximity to several towns, including Rock Rapids at approximately 13 miles to the northwest and Sioux Center about 23 miles to the east. Covering a land area of 52.30 square miles and a water area of just 0.01 square miles, Little Rock features a predominantly flat terrain typical of the Midwest.

Community & economy

The character of Little Rock is defined by its close-knit community and a focus on agriculture, which plays a significant role in its local economy. Residents enjoy a slower pace of life, with daily activities often centered around family and community events. The city embodies a rural charm, with local businesses and farms contributing to its unique identity.

Transportation

Little Rock can be accessed via Highway 9, which connects to other significant roadways in the region. The nearest major airport is Sioux Gateway Airport located in Sioux City, offering various domestic flights. Public transportation options are limited, so most residents rely on personal vehicles for their travel needs.

History

Founded in the late 19th century, Little Rock was established as a agricultural hub in Lyon County. Over the years, the city has seen the development of key agricultural industries which have shaped its economic landscape. Notable events in its history include community fairs and seasonal celebrations that enhance its cultural fabric.

Did you know?

One surprising fact about Little Rock is that it has maintained a small-town charm despite its historical agricultural significance. Additionally, the area attracts visitors who appreciate rural tourism and the tranquility provided by Iowa's natural landscapes.

ZIP codes for Little Rock, IA (1)

ZIP code	City	County	Map
51243	Little Rock	Lyon	View map

Demographics & statistics

663

Population

35.9

Median age

$76,406

Median household income

$32,473

Per capita income

$88,800

Median home value

$663

Median monthly rent

92.5%

Home ownership

2.7%

Poverty rate

0.5%

Unemployment

267

Housing units

15.6%

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	171	25.8%
18 and over	492	74.2%
65 and over	137	20.7%
Median age	35.9 years

Race & ethnicity

White 86.5%

Two or more races 6.6%

Hispanic or Latino 3.1%

Other race 3.1%

Black or African American 0.4%

Asian 0.3%

Group	Count	%
White	592	86.5%
Two or more races	45	6.6%
Hispanic or Latino	21	3.1%
Other race	21	3.1%
Black or African American	3	0.4%
Asian	2	0.3%

Household income

Under $10k 2.8%

$10k–$15k 2.8%

$15k–$25k 3.6%

$25k–$35k 4.3%

$35k–$50k 14.6%

$50k–$75k 20.2%

$75k–$100k 26.9%

$100k–$150k 12.6%

$150k–$200k 10.3%

$200k+ 2.0%

Range	% of households
Under $10k	2.8%
$10k–$15k	2.8%
$15k–$25k	3.6%
$25k–$35k	4.3%
$35k–$50k	14.6%
$50k–$75k	20.2%
$75k–$100k	26.9%
$100k–$150k	12.6%
$150k–$200k	10.3%
$200k+	2.0%
Median income	$76,406

Housing

Home values

Under $50k 20.5%

$50k–$100k 33.3%

$100k–$150k 12.8%

$150k–$200k 6.0%

$200k–$300k 9.4%

$300k–$500k 11.5%

$500k–$1M 6.4%

Housing overview

Metric	Value
Median home value	$88,800
Median rent / month	$663
Owner occupied	92.5%
Renter occupied	7.5%
Vacant	11.5%
Single-family detached	88.8%
Large apartment buildings	0.0%
Mobile homes	10.1%
Median rooms	6.5
Avg household size (owned)	2.62

Year built

Era	%
2020 or later	3.8%
2010–2019	1.4%
2000–2009	3.8%
1990–1999	2.8%
1980–1989	12.9%
1970–1979	21.7%
1960–1969	5.2%
1950–1959	5.6%
1940–1949	18.2%
1939 or earlier	24.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.4%
2 bedrooms	22.7%
3 bedrooms	38.5%
4 bedrooms	30.4%
5+ bedrooms	7.0%

Vehicles per household

Vehicles	% of households
No vehicle	7.5%
1 vehicle	15.4%
2 vehicles	30.0%
3 or more	47.0%

Heating fuel

Fuel type	%
Utility gas	57.7%
Electricity	8.7%
Propane / LP gas	26.9%
Fuel oil	6.7%

Households & families

Household type	Count	%
Married-couple family	135	53.4%
Cohabiting couple	19	7.5%
Male householder, no spouse	59	23.3%
Female householder, no spouse	40	15.8%
Households with children under 18	69	27.3%
Households with seniors (65+)	89	35.2%
Average household size	2.62

Marital status

Status	Male	Female
Never married	35.2%	21.7%
Married	50.5%	56.2%
Separated	0.0%	0.4%
Widowed	3.4%	8.5%
Divorced	10.9%	13.2%

Education

Less than 9th grade 1.7%

Some HS, no diploma 4.6%

HS graduate 40.0%

Some college, no degree 22.9%

Associate's degree 15.1%

Bachelor's degree 12.7%

Graduate / professional 2.9%

Metric	%
HS diploma or higher	93.7%
Bachelor's or higher	15.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	7	4.4%
Kindergarten	2	1.3%
Elementary school	63	39.6%
High school	50	31.4%
College / grad school	37	23.3%

Employment

Industry of employment

Education & healthcare 29.0%

Manufacturing 27.2%

Agriculture & mining 11.7%

Construction 9.4%

Transportation & utilities 5.1%

Wholesale trade 3.1%

Retail trade 2.8%

Finance & real estate 2.8%

Professional & management 2.5%

Other services 2.0%

Arts, food & hospitality 1.8%

Public administration 1.5%

Information 1.0%

Occupation

Category	%
Management, business & arts	33.8%
Service	13.5%
Sales & office	10.2%
Natural resources & construction	10.9%
Production & transportation	31.6%

Employment type

Type	%
Private sector	74.6%
Government	14.2%
Self-employed	10.7%
Unpaid family workers	0.5%

Commute

Method	%
Drive alone	76.7%
Carpool	11.4%
Public transit	0.0%
Walk	0.0%
Other means	2.5%
Avg commute (minutes)	29.3

Poverty

All people 2.7%

Under 18 years 0.0%

18 and over 3.7%

Married-couple families 1.5%

Female-led households 15.4%

Income support

Source	% of households
Social Security	25.7%
Retirement income	14.6%
Supplemental Security	1.2%
Cash public assistance	0.4%
Food stamps / SNAP	4.7%

Health indicators

Condition	%
High blood pressure	33.4%
High cholesterol	32.0%
Heart disease	6.9%
Stroke	3.2%
Asthma	9.3%
Arthritis	25.3%
Kidney disease	3.0%
Pulmonary disease	7.2%
Cancer	7.6%

Behavior / access	%
Binge drinking	20.2%
No physical activity	24.5%
Less than 7 hrs sleep	30.4%
Fair or poor health	13.0%
Poor mental health	13.5%
Poor physical health	9.9%
No health insurance	9.7%
Visited doctor (checkup)	76.6%
Visited dentist	65.3%
Cholesterol screening	88.3%
Teeth loss	13.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	29	6.0%

Disability	%
Any disability	12.7%
Under 18	1.8%
18–64 years	14.5%
65 and over	21.9%

Health insurance coverage

Type	%
Private insurance	72.2%
Public insurance	33.9%
Uninsured under 19	7.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	601	90.6%
Spanish	15	2.5%
Other Indo-European	15	2.5%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	636	95.9%
Born in same state	636	95.9%
Born in different state	401	60.5%
Foreign born	0	0.0%
Naturalized citizen	27	4.1%
Not a US citizen	2	7.4%

Ancestry

Ancestry	Count	%
English	107	16.1%
Arab	41	6.2%
Italian	8	1.2%
French	8	1.2%

Ancestry	Count	%
Polish	7	1.1%
Dutch	7	1.1%
Norwegian	1	0.2%

Technology access

Metric	% of households
Computer access	38.2%
Internet access	85.8%

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

Frequently asked questions

What is the ZIP code for Little Rock, IA?

Little Rock, IA has one ZIP code: 51243.

What is the main ZIP code for Little Rock, IA?

The primary ZIP code for Little Rock, IA is 51243. The city uses area code 712 for phone service.

What county is Little Rock, IA in?

Little Rock is located in Lyon County, Iowa.

How many ZIP codes are in Little Rock, IA?

Little Rock, IA has 1 ZIP code.

What is the ZIP code for downtown Little Rock in Lyon County, Iowa?

The ZIP code for Little Rock, Iowa is 51243, which covers the entire city and downtown area in Lyon County.

If I'm sending mail to a business in Little Rock, Iowa, what ZIP code should I use?

You should use ZIP code 51243 for all mail addressed to Little Rock, Iowa, as it is the sole ZIP code serving the city.