51365 ZIP Code — Wallingford, IA

Emmet County, Iowa

ZIP code 51365 is located in Wallingford, Iowa, within Emmet County. It covers approximately 21.59 square miles and serves a population of 423 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 712.

About ZIP code 51365

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $114,500. Owner-occupancy is high at 81%, well above the national average.

The gap between median ($58,750) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 7% is below the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 26 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 51365 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

423
population
21.59
sq mi land
Standard
ZIP type
Central (CT)
timezone
51365 ZIP code map
Cities in ZIP code 51365

Below are the cities the US Postal Service accepts for ZIP code 51365. Using any city not on this list may result in mail delivery delays.

City Status
Wallingford Preferred
Nearby ZIP codes
51342 Graettinger (5 mi) 51334 Estherville (5.7 mi) 50578 Ringsted (8.9 mi) 51364 Terril (11.4 mi) 50531 Dolliver (12 mi) 51358 Ruthven (13.3 mi) 50536 Emmetsburg (13.7 mi) 50514 Armstrong (15.1 mi) 50528 Cylinder (15.5 mi) 51333 Dickens (16.5 mi) 50539 Fenton (16.7 mi) 56127 Dunnell (18.1 mi)
Demographics updated 05/2026
Population
Total population 423
Population density 20 / sq mi
State FIPS 19
County FIPS 063
Geography
Land area 21.59 sq mi
Water area 2.26 sq mi
Latitude 43.2985
Longitude -94.7377
Timezone Central (CT)
Area code 712
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 51.1% 44.4% 40.1%
$50k – $100k 30.5% 36.0% 33.4%
$100k – $200k 14.2% 16.7% 21.5%
Over $200k 4.3% 2.9% 5.0%

Demographics & statistics

423
Population
20
People per sq mi
42.4
Median age
$58,750
Median household income
$32,439
Per capita income
$114,500
Median home value
$617
Median monthly rent
80.6%
Home ownership
7.4%
Poverty rate
0.5%
Unemployment
134
Housing units
19.3%
Bachelor's or higher

Age distribution

Male Female
6
Under 5
8
10
5–9
14
23
10–14
32
22
15–19
30
1
20–24
2
7
25–34
9
31
35–44
42
13
45–54
19
16
55–59
21
16
60–64
23
22
65–74
30
7
75–84
9
4
85+
6
← Male
Female →

Age summary

GroupCount%
Under 1813431.7%
18 and over28968.3%
65 and over7818.4%
Median age42.4 years

Race & ethnicity

White 85.3%
Black or African American 9.6%
American Indian / Alaska Native 2.8%
Hispanic or Latino 1.2%
Other race 1.2%
GroupCount%
White36585.3%
Black or African American419.6%
American Indian / Alaska Native122.8%
Hispanic or Latino51.2%
Other race51.2%

Household income

Income range This ZIP County avg State avg
Under $50k 51.1% 44.4% 40.1%
$50k – $100k 30.5% 36.0% 33.4%
$100k – $200k 14.2% 16.7% 21.5%
Over $200k 4.3% 2.9% 5.0%
Under $10k 11.3%
$15k–$25k 0.6%
$25k–$35k 16.3%
$35k–$50k 15.6%
$50k–$75k 18.1%
$75k–$100k 12.5%
$100k–$150k 14.4%
$150k–$200k 6.3%
$200k+ 5.0%
Range% of households
Under $10k11.3%
$15k–$25k0.6%
$25k–$35k16.3%
$35k–$50k15.6%
$50k–$75k18.1%
$75k–$100k12.5%
$100k–$150k14.4%
$150k–$200k6.3%
$200k+5.0%
Median income$58,750

Housing

Home values

Under $50k 16.3%
$50k–$100k 22.5%
$100k–$150k 24.8%
$150k–$200k 13.2%
$200k–$300k 21.7%
$300k–$500k 1.6%

Housing overview

MetricValue
Median home value$114,500
Median rent / month$617
Owner occupied80.6%
Renter occupied19.4%
Vacant3.0%
Single-family detached99.4%
Large apartment buildings0.0%
Mobile homes0.6%
Median rooms6.5
Avg household size (owned)2.36

Year built

Era%
2020 or later0.0%
2010–20193.6%
2000–200914.5%
1990–19992.4%
1980–19894.2%
1970–19797.9%
1960–196918.8%
1950–19598.5%
1940–194912.1%
1939 or earlier27.9%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom1.2%
2 bedrooms30.3%
3 bedrooms44.2%
4 bedrooms20.0%
5+ bedrooms4.2%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle15.0%
2 vehicles52.5%
3 or more32.5%

Heating fuel

Fuel type%
Utility gas43.8%
Electricity23.8%
Propane / LP gas23.8%
Wood3.1%

Households & families

Household typeCount%
Married-couple family9056.3%
Cohabiting couple127.5%
Male householder, no spouse2918.1%
Female householder, no spouse2918.1%
Households with children under 183421.3%
Households with seniors (65+)5735.6%
Average household size2.19

Marital status

StatusMaleFemale
Never married19.5%33.3%
Married62.9%52.6%
Separated0.0%0.0%
Widowed8.8%4.7%
Divorced8.8%9.4%

Education

Less than 9th grade 2.9%
Some HS, no diploma 1.8%
HS graduate 25.8%
Some college, no degree 25.8%
Associate's degree 24.4%
Bachelor's degree 18.5%
Graduate / professional 0.7%
Metric%
HS diploma or higher95.3%
Bachelor's or higher19.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool32.1%
Kindergarten64.3%
Elementary school3726.2%
High school8560.3%
College / grad school107.1%

Employment

Industry of employment

Education & healthcare 27.3%
Transportation & utilities 15.7%
Agriculture & mining 12.5%
Manufacturing 11.6%
Retail trade 7.4%
Construction 6.5%
Finance & real estate 6.5%
Professional & management 3.7%
Wholesale trade 3.2%
Arts, food & hospitality 3.2%
Public administration 1.4%
Other services 0.9%

Occupation

Category%
Management, business & arts36.1%
Service10.2%
Sales & office19.4%
Natural resources & construction10.2%
Production & transportation24.1%

Employment type

Type%
Private sector78.7%
Government4.2%
Self-employed17.1%
Unpaid family workers0.0%

Commute

Method%
Drive alone86.4%
Carpool4.5%
Public transit0.0%
Walk3.2%
Work from home2.3%
Other means3.6%
Avg commute (minutes)26.3

Poverty

All people 7.4%
Under 18 years 0.0%
18 and over 9.3%
Married-couple families 7.8%
Female-led households 0.0%

Income support

Source% of households
Social Security34.4%
Retirement income20.6%
Supplemental Security0.6%
Cash public assistance2.5%
Food stamps / SNAP7.5%

Health indicators

Condition%
Obesity38.0%
High blood pressure33.9%
High cholesterol33.1%
Diabetes9.7%
Heart disease6.5%
Stroke2.9%
Asthma9.2%
Arthritis25.0%
Kidney disease2.7%
Pulmonary disease6.6%
Cancer7.1%
Behavior / access%
Smoking17.2%
Binge drinking21.8%
No physical activity23.7%
Less than 7 hrs sleep29.6%
Depression17.4%
Fair or poor health12.0%
Poor mental health13.2%
Poor physical health9.3%
No health insurance8.9%
Visited doctor (checkup)75.0%
Visited dentist69.3%
Cholesterol screening89.0%
Teeth loss11.9%

Veterans & disability

VeteransCount%
Civilian veterans196.7%
Disability%
Any disability17.2%
Under 185.6%
18–64 years14.6%
65 and over34.6%

Health insurance coverage

Type%
Private insurance86.5%
Public insurance34.2%
No insurance0.3%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only40996.7%
Spanish51.2%
Other Indo-European51.2%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)41898.8%
Born in same state41798.6%
Born in different state31073.3%
Foreign born10.2%
Naturalized citizen51.2%
Not a US citizen5100.0%

Ancestry

AncestryCount%
Polish6816.1%
English276.4%
Italian204.7%
AncestryCount%
Dutch153.5%
Arab153.5%
French122.8%

Technology access

Metric% of households
Computer access37.8%
Internet access92.5%

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

Frequently asked questions about ZIP code 51365

What city is ZIP code 51365 in?

ZIP code 51365 is primarily assigned to Wallingford, Iowa.

What county is ZIP code 51365 in?

ZIP code 51365 falls within Emmet County, Iowa.

Is ZIP code 51365 family-oriented?

32% of residents in ZIP code 51365 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 51365 mostly owner-occupied?

81% of occupied units in ZIP code 51365 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 51365?

The median home value in ZIP code 51365 is $114,500.

What is the population of ZIP code 51365?

ZIP code 51365 has an estimated population of 423 residents, with a density of 20 people per square mile.

What timezone is ZIP code 51365 in?

ZIP code 51365 observes the CST timezone.

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