Spencer ZIP Codes — Mccook County, SD

There is one unique ZIP code in Spencer, South Dakota and it is 57374. Area code: 605.
1
ZIP codes
77.78
sq mi land
0.42
sq mi water
605
area code
Spencer, SD ZIP code map

About Spencer, SD

Spencer is a quaint city located in South Dakota, known for its peaceful rural setting and tight-knit community. Nestled in McCook County, Spencer presents a charming escape for those seeking the tranquility of small-town life. With its picturesque landscapes and friendly atmosphere, Spencer captures the essence of Midwestern living.

Location & geography

Spencer covers a land area of 77.78 square miles, complemented by a water area of 0.42 square miles. It is strategically located near several cities, including Salem, approximately 17 miles to the south, and 30 miles from Mitchell. The terrain features a blend of open fields and light vegetation, typical of the South Dakota countryside.

Community & economy

The character of Spencer is defined by its welcoming residents and community-oriented events that gather locals and visitors alike. Agricultural industries play a significant role in the economy, with farming and related activities providing numerous job opportunities. Daily life in Spencer revolves around community gatherings, local businesses, and enjoying the scenic outdoor surroundings.

Transportation

Spencer is accessible via South Dakota Highway 34, which connects it to neighboring towns and cities. The nearest major airport is in Sioux Falls, approximately 60 miles northeast, providing access to regional and national air travel. Public transportation options are limited in this rural setting, emphasizing the importance of personal vehicles for commuting.

History

Spencer was founded in the late 19th century, during a time when the region was developing rapidly due to agriculture and railroads. The local economy historically thrived on farming and livestock, sustaining the community through its various agricultural advancements. Notably, Spencer has experienced several community milestones, further solidifying its identity in the region.

Did you know?

A surprising fact about Spencer is that despite its small size, it embodies the spirit of South Dakota through its annual events that celebrate local culture and heritage. Additionally, Spencer offers scenic views and outdoor activities that attract nature enthusiasts throughout the year.

ZIP codes for Spencer, SD (1)
ZIP code City County Map
57374 Spencer Mccook View map

Demographics & statistics

290
Population
48.8
Median age
$72,750
Median household income
$40,126
Per capita income
$157,800
Median home value
$400
Median monthly rent
91.7%
Home ownership
0.7%
Poverty rate
0.0%
Unemployment
149
Housing units
15.1%
Bachelor's or higher

Age distribution

Male Female
7
Under 5
6
8
5–9
6
20
10–14
15
12
15–19
10
8
20–24
6
2
25–34
2
12
35–44
10
31
45–54
24
8
55–59
7
20
60–64
15
14
65–74
11
13
75–84
11
7
85+
5
← Male
Female →

Age summary

GroupCount%
Under 187726.6%
18 and over21373.4%
65 and over6121.0%
Median age48.8 years

Race & ethnicity

White 98.3%
Two or more races 1.4%
American Indian / Alaska Native 0.3%
GroupCount%
White28598.3%
Two or more races41.4%
American Indian / Alaska Native10.3%

Household income

$10k–$15k 0.8%
$15k–$25k 11.6%
$25k–$35k 3.3%
$35k–$50k 10.7%
$50k–$75k 27.3%
$75k–$100k 4.1%
$100k–$150k 28.9%
$150k–$200k 5.8%
$200k+ 7.4%
Range% of households
$10k–$15k0.8%
$15k–$25k11.6%
$25k–$35k3.3%
$35k–$50k10.7%
$50k–$75k27.3%
$75k–$100k4.1%
$100k–$150k28.9%
$150k–$200k5.8%
$200k+7.4%
Median income$72,750

Housing

Home values

Under $50k 18.0%
$50k–$100k 15.3%
$100k–$150k 9.9%
$150k–$200k 30.6%
$200k–$300k 15.3%
$300k–$500k 7.2%
$1M+ 3.6%

Housing overview

MetricValue
Median home value$157,800
Median rent / month$400
Owner occupied91.7%
Renter occupied8.3%
Vacant23.9%
Single-family detached84.9%
Large apartment buildings0.0%
Mobile homes9.4%
Median rooms6.9
Avg household size (owned)2.46

Year built

Era%
2020 or later0.0%
2010–20190.0%
2000–200914.5%
1990–199910.7%
1980–19890.0%
1970–19793.8%
1960–19690.0%
1950–195910.7%
1940–19492.5%
1939 or earlier57.9%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom2.5%
2 bedrooms28.9%
3 bedrooms40.3%
4 bedrooms22.0%
5+ bedrooms6.3%

Vehicles per household

Vehicles% of households
No vehicle5.8%
1 vehicle17.4%
2 vehicles28.1%
3 or more48.8%

Heating fuel

Fuel type%
Utility gas36.4%
Electricity20.7%
Propane / LP gas26.4%
Fuel oil5.8%
Wood2.5%

Households & families

Household typeCount%
Married-couple family7662.8%
Cohabiting couple21.7%
Male householder, no spouse2924.0%
Female householder, no spouse1411.6%
Households with children under 184436.4%
Households with seniors (65+)4839.7%
Average household size2.40

Marital status

StatusMaleFemale
Never married12.4%13.1%
Married64.3%73.7%
Separated0.0%0.0%
Widowed6.2%5.1%
Divorced17.1%8.1%

Education

Less than 9th grade 0.5%
Some HS, no diploma 0.5%
HS graduate 52.1%
Some college, no degree 20.3%
Associate's degree 11.5%
Bachelor's degree 10.9%
Graduate / professional 4.2%
Metric%
HS diploma or higher99.0%
Bachelor's or higher15.1%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten35.2%
Elementary school3153.4%
High school2237.9%
College / grad school23.4%

Employment

Industry of employment

Agriculture & mining 21.3%
Professional & management 19.7%
Education & healthcare 16.5%
Retail trade 11.0%
Manufacturing 8.7%
Construction 7.1%
Finance & real estate 6.3%
Transportation & utilities 5.5%
Information 2.4%
Arts, food & hospitality 1.6%

Occupation

Category%
Management, business & arts42.5%
Service8.7%
Sales & office26.0%
Natural resources & construction16.5%
Production & transportation6.3%

Employment type

Type%
Private sector59.8%
Government11.8%
Self-employed28.3%
Unpaid family workers0.0%

Commute

Method%
Drive alone75.6%
Carpool7.9%
Public transit0.0%
Walk7.9%
Other means0.0%
Avg commute (minutes)24.2

Poverty

All people 0.7%
Under 18 years 0.0%
18 and over 0.9%
Married-couple families 1.3%
Female-led households 0.0%

Income support

Source% of households
Social Security45.5%
Retirement income14.0%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP2.5%

Health indicators

Condition%
High blood pressure35.5%
High cholesterol33.5%
Heart disease8.2%
Stroke3.6%
Asthma8.9%
Arthritis27.7%
Kidney disease3.4%
Pulmonary disease7.1%
Cancer8.3%
Behavior / access%
Binge drinking17.6%
No physical activity24.3%
Less than 7 hrs sleep28.0%
Fair or poor health12.8%
Poor mental health10.3%
Poor physical health9.9%
No health insurance11.7%
Visited doctor (checkup)77.0%
Visited dentist67.3%
Cholesterol screening91.6%
Teeth loss14.0%

Veterans & disability

VeteransCount%
Civilian veterans2612.2%
Disability%
Any disability16.2%
Under 1811.7%
18–64 years6.6%
65 and over45.9%

Health insurance coverage

Type%
Private insurance83.4%
Public insurance30.0%
Uninsured under 192.4%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only27795.5%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)28999.7%
Born in same state28999.7%
Born in different state24283.4%
Foreign born00.0%
Naturalized citizen10.3%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian4415.2%
Polish206.9%
Arab103.4%
AncestryCount%
French31%
Dutch20.7%
English10.3%

Technology access

Metric% of households
Computer access41.7%
Internet access92.6%

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

Frequently asked questions
What ZIP codes does Spencer, SD have?
Spencer, SD has one ZIP code: 57374. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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