57001 ZIP Code — Alcester, SD

Union County, South Dakota

ZIP code 57001 is located in Alcester, South Dakota, within Union County. It covers approximately 99.25 square miles and serves a population of 1,608 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 605.

About ZIP code 57001

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 $158,900. Owner-occupancy is high at 80%, well above the national average.

Median household income is $66,793. 51% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with education and healthcare as the leading industry. The average commute of 21 minutes is near the national average.

Educational attainment is near the national average, with 22% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%.

Overall, ZIP code 57001 reflects a community defined by a strong veteran community, high homeownership, and a significant Social Security-dependent population.

1,608
population
99.25
sq mi land
Standard
ZIP type
Central (CT)
timezone
57001 ZIP code map
Cities in ZIP code 57001

Below are the cities the US Postal Service accepts for ZIP code 57001. Using any city not on this list may result in mail delivery delays.

City Status
Alcester Acceptable
Alcester Preferred
Nearby ZIP codes
51023 Hawarden (8.8 mi) 57034 Hudson (9.3 mi) 57004 Beresford (10.7 mi) 57027 Fairview (14.3 mi) 51001 Akron (14.6 mi) 51027 Ireton (14.7 mi) 51247 Rock Valley (17.7 mi) 57025 Elk Point (18.2 mi) 57014 Centerville (19.3 mi) 51250 Sioux Center (19.5 mi)
Demographics updated 05/2026
Population
Total population 1,608
Population density 16 / sq mi
State FIPS 46
County FIPS 127
Geography
Land area 99.25 sq mi
Water area 0.11 sq mi
Latitude 43.0039
Longitude -96.6101
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 44.2% 33.6% 41.7%
$50k – $100k 30.9% 29.9% 33.8%
$100k – $200k 22.7% 26.8% 20.1%
Over $200k 2.3% 9.7% 4.4%

Demographics & statistics

1,608
Population
16
People per sq mi
50.3
Median age
$66,793
Median household income
$32,619
Per capita income
$158,900
Median home value
$816
Median monthly rent
79.8%
Home ownership
8.0%
Poverty rate
0.8%
Unemployment
568
Housing units
22.4%
Bachelor's or higher

Age distribution

Male Female
75
Under 5
65
11
5–9
10
71
10–14
61
44
15–19
39
28
20–24
25
66
25–34
57
90
35–44
78
88
45–54
76
32
55–59
28
58
60–64
50
167
65–74
145
79
75–84
68
52
85+
45
← Male
Female →

Age summary

GroupCount%
Under 1832820.4%
18 and over1,28079.6%
65 and over55634.6%
Median age50.3 years

Race & ethnicity

White 83.7%
Two or more races 8%
Hispanic or Latino 6.9%
Asian 0.6%
American Indian / Alaska Native 0.4%
Black or African American 0.2%
Other race 0.1%
GroupCount%
White1,44783.7%
Two or more races1398%
Hispanic or Latino1206.9%
Asian100.6%
American Indian / Alaska Native70.4%
Black or African American40.2%
Other race10.1%

Household income

Income range This ZIP County avg State avg
Under $50k 44.2% 33.6% 41.7%
$50k – $100k 30.9% 29.9% 33.8%
$100k – $200k 22.7% 26.8% 20.1%
Over $200k 2.3% 9.7% 4.4%
Under $10k 5.6%
$10k–$15k 0.9%
$15k–$25k 8.4%
$25k–$35k 12.4%
$35k–$50k 12.3%
$50k–$75k 17.9%
$75k–$100k 15.4%
$100k–$150k 20.8%
$150k–$200k 2.1%
$200k+ 4.3%
Range% of households
Under $10k5.6%
$10k–$15k0.9%
$15k–$25k8.4%
$25k–$35k12.4%
$35k–$50k12.3%
$50k–$75k17.9%
$75k–$100k15.4%
$100k–$150k20.8%
$150k–$200k2.1%
$200k+4.3%
Median income$66,793

Housing

Home values

Under $50k 7.0%
$50k–$100k 21.3%
$100k–$150k 18.7%
$150k–$200k 10.7%
$200k–$300k 25.4%
$300k–$500k 12.6%
$500k–$1M 4.3%

Housing overview

MetricValue
Median home value$158,900
Median rent / month$816
Owner occupied79.8%
Renter occupied20.2%
Vacant4.0%
Single-family detached86.7%
Large apartment buildings2.3%
Mobile homes4.5%
Median rooms6.3
Avg household size (owned)2.30

Year built

Era%
2020 or later0.0%
2010–20193.3%
2000–20093.5%
1990–199912.2%
1980–19892.8%
1970–197916.3%
1960–19698.1%
1950–195910.8%
1940–19496.1%
1939 or earlier36.9%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.1%
2 bedrooms25.2%
3 bedrooms38.6%
4 bedrooms20.9%
5+ bedrooms12.2%

Vehicles per household

Vehicles% of households
No vehicle1.9%
1 vehicle30.7%
2 vehicles30.9%
3 or more36.5%

Heating fuel

Fuel type%
Utility gas43.9%
Electricity32.3%
Propane / LP gas17.0%
Fuel oil4.4%
No fuel used1.3%

Households & families

Household typeCount%
Married-couple family33449.3%
Cohabiting couple466.8%
Male householder, no spouse17425.7%
Female householder, no spouse12318.2%
Households with children under 1814020.7%
Households with seniors (65+)34551.0%
Average household size2.28

Marital status

StatusMaleFemale
Never married26.2%18.6%
Married50.4%57.7%
Separated0.0%0.0%
Widowed5.0%11.0%
Divorced18.3%12.6%

Education

Less than 9th grade 2.9%
Some HS, no diploma 6.2%
HS graduate 32.7%
Some college, no degree 23.0%
Associate's degree 12.8%
Bachelor's degree 14.0%
Graduate / professional 8.4%
Metric%
HS diploma or higher90.9%
Bachelor's or higher22.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool8127.5%
Kindergarten82.7%
Elementary school12843.4%
High school3010.2%
College / grad school4816.3%

Employment

Industry of employment

Education & healthcare 21.0%
Manufacturing 20.7%
Retail trade 12.7%
Transportation & utilities 10.6%
Agriculture & mining 7.3%
Construction 7.0%
Professional & management 7.0%
Finance & real estate 5.4%
Other services 3.4%
Arts, food & hospitality 3.2%
Wholesale trade 0.9%
Public administration 0.5%
Information 0.3%

Occupation

Category%
Management, business & arts26.9%
Service8.7%
Sales & office16.2%
Natural resources & construction19.6%
Production & transportation28.5%

Employment type

Type%
Private sector74.5%
Government11.5%
Self-employed14.0%
Unpaid family workers0.0%

Commute

Method%
Drive alone72.4%
Carpool14.7%
Public transit0.0%
Walk4.2%
Work from home3.8%
Other means5.0%
Avg commute (minutes)21.1

Poverty

All people 8.0%
Under 18 years 8.9%
18 and over 7.8%
Married-couple families 3.9%
Female-led households 55.0%

Income support

Source% of households
Social Security50.5%
Retirement income18.3%
Supplemental Security2.1%
Cash public assistance0.6%
Food stamps / SNAP9.6%

Health indicators

Condition%
Obesity37.7%
High blood pressure33.9%
High cholesterol34.3%
Diabetes10.0%
Heart disease8.0%
Stroke3.5%
Asthma8.5%
Arthritis27.9%
Kidney disease3.3%
Pulmonary disease6.4%
Cancer8.7%
Behavior / access%
Smoking16.6%
Binge drinking19.1%
No physical activity23.5%
Less than 7 hrs sleep28.0%
Depression14.9%
Fair or poor health11.7%
Poor mental health9.9%
Poor physical health9.0%
No health insurance11.2%
Visited doctor (checkup)77.2%
Visited dentist69.5%
Cholesterol screening91.0%
Teeth loss13.9%

Veterans & disability

VeteransCount%
Civilian veterans15712.3%
Disability%
Any disability19.1%
Under 1823.5%
18–64 years8.6%
65 and over31.1%

Health insurance coverage

Type%
Private insurance67.7%
Public insurance43.7%
No insurance9.4%
Uninsured under 199.2%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,46891.3%
Spanish40.3%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1,59899.4%
Born in same state1,59699.3%
Born in different state87354.3%
Foreign born20.1%
Naturalized citizen100.6%
Not a US citizen10100.0%

Ancestry

AncestryCount%
Polish33921.1%
Italian17110.6%
English805%
Arab573.5%
AncestryCount%
French442.7%
Dutch261.6%
Irish60.4%
German20.1%

Technology access

Metric% of households
Computer access42.1%
Internet access91.3%

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

Frequently asked questions about ZIP code 57001

What city is ZIP code 57001 in?

ZIP code 57001 is primarily assigned to Alcester, South Dakota.

What county is ZIP code 57001 in?

ZIP code 57001 falls within Union County, South Dakota.

Does ZIP code 57001 have an older population?

35% of residents in ZIP code 57001 are 65 or older, above the national average of ~17%.

Does ZIP code 57001 have a large retiree population?

51% of households in ZIP code 57001 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 57001 have a large veteran population?

12% of civilians in ZIP code 57001 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 57001?

The median home value in ZIP code 57001 is $158,900.

What timezone is ZIP code 57001 in?

ZIP code 57001 observes the CST timezone.

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