57324 ZIP Code — Cavour, SD

Beadle County, South Dakota

ZIP code 57324 is located in Cavour, South Dakota, within Beadle County. It covers approximately 84.75 square miles and serves a population of 396 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57324

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 $162,500. Owner-occupancy is high at 93%, well above the national average.

Median household income is $84,167. The poverty rate of 6% is below the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 18 minutes is near the national average.

College attainment at 9% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 57324 reflects a community defined by a trades-oriented workforce and high homeownership.

396

population

84.75

sq mi land

Standard

ZIP type

Central (CT)

timezone

57324 ZIP code map

Cities in ZIP code 57324

Below are the cities the US Postal Service accepts for ZIP code 57324. Using any city not on this list may result in mail delivery delays.

City	Status
Cavour	Preferred

Nearby ZIP codes

57350 Huron (8.1 mi) 57399 Huron (9.3 mi) 57353 Iroquois (10.6 mi) 57312 Alpena (19.8 mi)

Demographics updated 05/2026

Population
Total population	396
Population density	5 / sq mi
State FIPS	46
County FIPS	005

Geography
Land area	84.75 sq mi
Water area	0.00 sq mi
Latitude	44.3184
Longitude	-98.0357
Timezone	Central (CT)
Area code	605

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.9%	46.6%	41.7%
$50k – $100k	33.0%	35.3%	33.8%
$100k – $200k	29.1%	14.7%	20.1%
Over $200k	1.0%	3.3%	4.4%

Demographics & statistics

396

Population

People per sq mi

38.0

Median age

$84,167

Median household income

$39,723

Per capita income

$162,500

Median home value

Median monthly rent

93.4%

Home ownership

6.3%

Poverty rate

0.4%

Unemployment

149

Housing units

9.1%

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

← Male

Female →

Age summary

Group	Count	%
Under 18	114	28.8%
18 and over	282	71.2%
65 and over	62	15.7%
Median age	38.0 years

Race & ethnicity

White 86.6%

Two or more races 5.5%

Hispanic or Latino 5.3%

Other race 2.6%

Group	Count	%
White	362	86.6%
Two or more races	23	5.5%
Hispanic or Latino	22	5.3%
Other race	11	2.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	36.9%	46.6%	41.7%
$50k – $100k	33.0%	35.3%	33.8%
$100k – $200k	29.1%	14.7%	20.1%
Over $200k	1.0%	3.3%	4.4%

Under $10k 2.0%

$15k–$25k 3.9%

$25k–$35k 2.6%

$35k–$50k 19.7%

$50k–$75k 17.1%

$75k–$100k 11.2%

$100k–$150k 29.6%

$150k–$200k 9.2%

$200k+ 4.6%

Range	% of households
Under $10k	2.0%
$15k–$25k	3.9%
$25k–$35k	2.6%
$35k–$50k	19.7%
$50k–$75k	17.1%
$75k–$100k	11.2%
$100k–$150k	29.6%
$150k–$200k	9.2%
$200k+	4.6%
Median income	$84,167

Housing

Home values

Under $50k 5.6%

$50k–$100k 28.9%

$100k–$150k 14.1%

$150k–$200k 2.8%

$200k–$300k 31.0%

$300k–$500k 5.6%

$500k–$1M 10.6%

$1M+ 1.4%

Housing overview

Metric	Value
Median home value	$162,500
Median rent / month	$0
Owner occupied	93.4%
Renter occupied	6.6%
Vacant	4.4%
Single-family detached	83.6%
Large apartment buildings	0.0%
Mobile homes	16.4%
Median rooms	6.4
Avg household size (owned)	2.58

Year built

Era	%
2020 or later	0.0%
2010–2019	8.8%
2000–2009	4.4%
1990–1999	8.2%
1980–1989	11.9%
1970–1979	23.9%
1960–1969	6.3%
1950–1959	0.0%
1940–1949	2.5%
1939 or earlier	34.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	18.2%
3 bedrooms	50.3%
4 bedrooms	22.0%
5+ bedrooms	9.4%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	11.8%
2 vehicles	36.8%
3 or more	51.3%

Heating fuel

Fuel type	%
Utility gas	4.6%
Electricity	13.8%
Propane / LP gas	59.2%
Fuel oil	15.1%

Households & families

Household type	Count	%
Married-couple family	118	77.6%
Cohabiting couple	9	5.9%
Male householder, no spouse	13	8.6%
Female householder, no spouse	12	7.9%
Households with children under 18	61	40.1%
Households with seniors (65+)	40	26.3%
Average household size	2.61

Marital status

Status	Male	Female
Never married	29.8%	15.6%
Married	65.7%	75.5%
Separated	0.0%	0.0%
Widowed	0.0%	2.0%
Divorced	4.5%	6.8%

Education

Less than 9th grade 1.1%

Some HS, no diploma 1.5%

HS graduate 48.9%

Some college, no degree 15.7%

Associate's degree 23.7%

Bachelor's degree 8.0%

Graduate / professional 1.1%

Metric	%
HS diploma or higher	97.4%
Bachelor's or higher	9.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	5	4.5%
Kindergarten	2	1.8%
Elementary school	46	41.1%
High school	46	41.1%
College / grad school	13	11.6%

Employment

Industry of employment

Education & healthcare 31.8%

Manufacturing 20.6%

Agriculture & mining 9.9%

Construction 8.2%

Wholesale trade 5.2%

Transportation & utilities 4.7%

Professional & management 4.7%

Arts, food & hospitality 4.3%

Public administration 3.9%

Retail trade 3.4%

Finance & real estate 2.6%

Other services 0.9%

Occupation

Category	%
Management, business & arts	34.3%
Service	15.9%
Sales & office	6.9%
Natural resources & construction	18.5%
Production & transportation	24.5%

Employment type

Type	%
Private sector	80.7%
Government	8.2%
Self-employed	11.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	80.3%
Carpool	11.2%
Public transit	0.0%
Walk	0.0%
Work from home	8.6%
Other means	0.0%
Avg commute (minutes)	18.3

Poverty

All people 6.3%

Under 18 years 11.4%

18 and over 4.3%

Married-couple families 0.0%

Female-led households 42.9%

Income support

Source	% of households
Social Security	26.3%
Retirement income	12.5%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	2.6%

Health indicators

Condition	%
Obesity	35.3%
High blood pressure	33.3%
High cholesterol	33.4%
Diabetes	9.8%
Heart disease	7.7%
Stroke	3.3%
Asthma	8.6%
Arthritis	25.7%
Kidney disease	3.1%
Pulmonary disease	6.6%
Cancer	8.0%

Behavior / access	%
Smoking	17.7%
Binge drinking	18.9%
No physical activity	22.6%
Less than 7 hrs sleep	28.0%
Depression	15.2%
Fair or poor health	12.0%
Poor mental health	10.1%
Poor physical health	9.3%
No health insurance	12.8%
Visited doctor (checkup)	75.1%
Visited dentist	67.0%
Cholesterol screening	89.9%
Teeth loss	14.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	9	3.2%

Disability	%
Any disability	14.4%
Under 18	13.2%
18–64 years	6.4%
65 and over	45.2%

Health insurance coverage

Type	%
Private insurance	77.5%
Public insurance	23.5%
No insurance	1.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	376	94.9%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	396	100.0%
Born in same state	396	100.0%
Born in different state	338	85.4%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Polish	47	11.9%
Arab	27	6.8%
French	18	4.5%

Ancestry	Count	%
English	11	2.8%
Italian	11	2.8%

Technology access

Metric	% of households
Computer access	38.4%
Internet access	77.6%

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

Frequently asked questions about ZIP code 57324

What city is ZIP code 57324 in?

ZIP code 57324 is primarily assigned to Cavour, South Dakota.

What county is ZIP code 57324 in?

ZIP code 57324 falls within Beadle County, South Dakota.

Is ZIP code 57324 mostly owner-occupied?

93% of occupied units in ZIP code 57324 are owner-occupied, well above the national average.

How educated is the population of ZIP code 57324?

9% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the typical home value in ZIP code 57324?

The median home value in ZIP code 57324 is $162,500.

What is the population of ZIP code 57324?

ZIP code 57324 has an estimated population of 396 residents, with a density of 5 people per square mile.

What timezone is ZIP code 57324 in?

ZIP code 57324 observes the CST timezone.