51466 ZIP Code — Wall Lake, IA

Sac County, Iowa

ZIP code 51466 is located in Wall Lake, Iowa, within Sac County. It covers approximately 52.20 square miles and serves a population of 1,286 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 712.

About ZIP code 51466

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 $180,400. Owner-occupancy is high at 88%, well above the national average.

Median household income is $86,250. The poverty rate of 4% is below the national average. 45% 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 15 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 51466 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

1,286

population

52.20

sq mi land

Standard

ZIP type

Central (CT)

timezone

51466 ZIP code map

Cities in ZIP code 51466

Below are the cities the US Postal Service accepts for ZIP code 51466. Using any city not on this list may result in mail delivery delays.

City	Status
Wall Lake	Preferred

Nearby ZIP codes

51450 Lake View (3.6 mi) 51436 Breda (7.4 mi) 51458 Odebolt (8.3 mi) 51433 Auburn (9.9 mi) 51448 Kiron (12.3 mi) 50583 Sac City (13.1 mi) 50535 Early (13.2 mi) 51467 Westside (13.7 mi) 51465 Vail (14.1 mi) 51431 Arthur (15 mi) 51441 Deloit (15.3 mi) 51430 Arcadia (15.6 mi)

Demographics updated 05/2026

Population
Total population	1,286
Population density	25 / sq mi
State FIPS	19
County FIPS	161

Geography
Land area	52.20 sq mi
Water area	0.17 sq mi
Latitude	42.2753
Longitude	-95.0813
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	43.5%	43.8%	40.1%
$50k – $100k	28.8%	35.1%	33.4%
$100k – $200k	21.6%	17.5%	21.5%
Over $200k	6.1%	3.6%	5.0%

Demographics & statistics

1,286

Population

People per sq mi

42.9

Median age

$86,250

Median household income

$38,362

Per capita income

$180,400

Median home value

$594

Median monthly rent

87.9%

Home ownership

4.2%

Poverty rate

2.8%

Unemployment

457

Housing units

18.9%

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	368	28.6%
18 and over	918	71.4%
65 and over	346	26.9%
Median age	42.9 years

Race & ethnicity

White 97.4%

Two or more races 0.9%

Hispanic or Latino 0.8%

Other race 0.8%

Group	Count	%
White	1,263	97.4%
Two or more races	12	0.9%
Hispanic or Latino	11	0.8%
Other race	11	0.8%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.5%	43.8%	40.1%
$50k – $100k	28.8%	35.1%	33.4%
$100k – $200k	21.6%	17.5%	21.5%
Over $200k	6.1%	3.6%	5.0%

Under $10k 1.1%

$10k–$15k 2.8%

$15k–$25k 14.6%

$25k–$35k 8.3%

$35k–$50k 5.1%

$50k–$75k 14.0%

$75k–$100k 15.3%

$100k–$150k 19.3%

$150k–$200k 11.9%

$200k+ 7.6%

Range	% of households
Under $10k	1.1%
$10k–$15k	2.8%
$15k–$25k	14.6%
$25k–$35k	8.3%
$35k–$50k	5.1%
$50k–$75k	14.0%
$75k–$100k	15.3%
$100k–$150k	19.3%
$150k–$200k	11.9%
$200k+	7.6%
Median income	$86,250

Housing

Home values

Under $50k 6.3%

$50k–$100k 19.6%

$100k–$150k 14.3%

$150k–$200k 12.6%

$200k–$300k 30.4%

$300k–$500k 12.8%

$500k–$1M 2.2%

$1M+ 1.9%

Housing overview

Metric	Value
Median home value	$180,400
Median rent / month	$594
Owner occupied	87.9%
Renter occupied	12.1%
Vacant	8.4%
Single-family detached	92.8%
Large apartment buildings	0.0%
Mobile homes	0.2%
Median rooms	6.2
Avg household size (owned)	2.74

Year built

Era	%
2020 or later	0.0%
2010–2019	3.9%
2000–2009	7.4%
1990–1999	18.5%
1980–1989	7.6%
1970–1979	12.1%
1960–1969	10.1%
1950–1959	7.0%
1940–1949	6.0%
1939 or earlier	27.4%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	2.3%
2 bedrooms	28.0%
3 bedrooms	37.7%
4 bedrooms	23.9%
5+ bedrooms	6.6%

Vehicles per household

Vehicles	% of households
No vehicle	2.3%
1 vehicle	28.5%
2 vehicles	40.8%
3 or more	28.5%

Heating fuel

Fuel type	%
Utility gas	43.3%
Electricity	21.0%
Propane / LP gas	32.7%
Fuel oil	0.2%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	274	58.2%
Cohabiting couple	32	6.8%
Male householder, no spouse	57	12.1%
Female householder, no spouse	108	22.9%
Households with children under 18	146	31.0%
Households with seniors (65+)	208	44.2%
Average household size	2.64

Marital status

Status	Male	Female
Never married	33.7%	17.0%
Married	59.6%	55.6%
Separated	0.0%	0.2%
Widowed	2.0%	21.4%
Divorced	4.7%	5.9%

Education

Less than 9th grade 1.5%

Some HS, no diploma 2.5%

HS graduate 36.5%

Some college, no degree 28.9%

Associate's degree 11.6%

Bachelor's degree 14.1%

Graduate / professional 4.8%

Metric	%
HS diploma or higher	96.0%
Bachelor's or higher	18.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	14	4.0%
Elementary school	197	56.8%
High school	67	19.3%
College / grad school	69	19.9%

Employment

Industry of employment

Education & healthcare 23.1%

Retail trade 13.7%

Transportation & utilities 13.2%

Agriculture & mining 11.2%

Manufacturing 9.7%

Finance & real estate 8.1%

Construction 5.1%

Arts, food & hospitality 4.2%

Other services 4.2%

Public administration 2.4%

Wholesale trade 1.8%

Professional & management 1.8%

Information 1.5%

Occupation

Category	%
Management, business & arts	31.7%
Service	14.3%
Sales & office	23.6%
Natural resources & construction	7.5%
Production & transportation	22.9%

Employment type

Type	%
Private sector	70.7%
Government	9.3%
Self-employed	20.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	84.5%
Carpool	7.6%
Public transit	0.0%
Walk	1.1%
Work from home	6.1%
Other means	0.7%
Avg commute (minutes)	14.7

Poverty

All people 4.2%

Under 18 years 3.4%

18 and over 4.6%

Married-couple families 3.6%

Female-led households 20.0%

Income support

Source	% of households
Social Security	44.8%
Retirement income	20.2%
Supplemental Security	4.0%
Cash public assistance	0.2%
Food stamps / SNAP	4.9%

Health indicators

Condition	%
Obesity	38.8%
High blood pressure	39.2%
High cholesterol	36.5%
Diabetes	11.1%
Heart disease	8.4%
Stroke	3.7%
Asthma	8.8%
Arthritis	29.8%
Kidney disease	3.5%
Pulmonary disease	7.6%
Cancer	9.6%

Behavior / access	%
Smoking	15.6%
Binge drinking	18.8%
No physical activity	25.9%
Less than 7 hrs sleep	29.1%
Depression	16.4%
Fair or poor health	13.2%
Poor mental health	11.9%
Poor physical health	10.1%
No health insurance	8.5%
Visited doctor (checkup)	77.7%
Visited dentist	68.5%
Cholesterol screening	91.1%
Teeth loss	12.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	57	6.2%

Disability	%
Any disability	10.6%
Under 18	1.4%
18–64 years	4.0%
65 and over	34.2%

Health insurance coverage

Type	%
Private insurance	57.6%
Public insurance	59.5%
No insurance	4.1%
Uninsured under 19	6.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,183	92.0%
Spanish	5	0.4%
Other Indo-European	5	0.4%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,274	99.1%
Born in same state	1,274	99.1%
Born in different state	1,117	86.9%
Foreign born	0	0.0%
Naturalized citizen	12	0.9%
Not a US citizen	6	50.0%

Ancestry

Ancestry	Count	%
French	84	6.5%
Italian	81	6.3%
Arab	56	4.4%

Ancestry	Count	%
English	14	1.1%
Polish	13	1%
Dutch	6	0.5%

Technology access

Metric	% of households
Computer access	36.6%
Internet access	85.4%

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

Frequently asked questions about ZIP code 51466

What city is ZIP code 51466 in?

ZIP code 51466 is primarily assigned to Wall Lake, Iowa.

What county is ZIP code 51466 in?

ZIP code 51466 falls within Sac County, Iowa.

Does ZIP code 51466 have an older population?

27% of residents in ZIP code 51466 are 65 or older, above the national average of ~17%.

Is ZIP code 51466 mostly owner-occupied?

88% of occupied units in ZIP code 51466 are owner-occupied, well above the national average.

Does ZIP code 51466 have a large retiree population?

45% of households in ZIP code 51466 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 51466?

The median home value in ZIP code 51466 is $180,400.

What timezone is ZIP code 51466 in?

ZIP code 51466 observes the CST timezone.