Gann Valley ZIP Codes — Buffalo County, SD

There is one unique ZIP code in Gann Valley, South Dakota and it is 57341. Area code: 605.
1
ZIP codes
248.01
sq mi land
0.73
sq mi water
605
area code
Gann Valley, SD ZIP code map

About Gann Valley, SD

Gann Valley, located in South Dakota, is a small community with a rich agricultural background. Nestled in Buffalo County, it offers a tranquil environment characterized by wide-open spaces and a close-knit community. Despite its small size, Gann Valley's unique charm makes it a noteworthy point of interest in South Dakota.

Location & geography

Gann Valley is situated in the north-central part of South Dakota, surrounded by vast expanses of farmland and prairie landscapes. Nearby cities include Miller, which is approximately 30 miles to the southeast, and Hoven, roughly 18 miles to the northeast. The area encompasses 248.01 square miles of land and features a small water area of 0.73 square miles, contributing to its serene natural beauty.

Community & economy

The community of Gann Valley is characterized by its warm hospitality and strong agricultural roots, predominantly focusing on farming and ranching. Daily life in this rural setting revolves around community events and agricultural activities, which foster a sense of togetherness. Despite its small population, Gann Valley residents take pride in their community, actively engaging in local initiatives and events.

Transportation

Gann Valley is accessible via local roads that connect to South Dakota Highway 34, providing vital routes for transportation and access to nearby communities. The nearest major airport is in Aberdeen, located about 60 miles to the northeast, accommodating regional and occasional commercial flights. Public transit options are limited, emphasizing the rural nature of the area.

History

Gann Valley was established in the early 1900s and has developed around the agricultural industry, which remains key to its identity. Over the years, the area has seen various developments, but its agricultural roots have persisted, shaping the daily lives of its residents. Notable events in its history include community fairs and gatherings that celebrate local farming achievements.

Did you know?

One surprising fact about Gann Valley is that it encompasses a vast amount of land area, making it more significant in size than many other small towns in South Dakota. Despite its size, it maintains an intimate rural atmosphere that appeals to those seeking a quieter lifestyle.

ZIP codes for Gann Valley, SD (1)
ZIP code City County Map
57341 Gann Valley Buffalo View map

Demographics & statistics

146
Population
15.9
Median age
$56,250
Median household income
$20,894
Per capita income
$0
Median home value
$0
Median monthly rent
79.2%
Home ownership
18.5%
Poverty rate
0.0%
Unemployment
54
Housing units
20.8%
Bachelor's or higher

Age distribution

Male Female
3
Under 5
5
8
5–9
15
10
10–14
19
5
15–19
9
4
25–34
8
9
35–44
17
2
45–54
3
1
55–59
2
3
60–64
6
5
65–74
10
1
75–84
1
← Male
Female →

Age summary

GroupCount%
Under 187450.7%
18 and over7249.3%
65 and over1711.6%
Median age15.9 years

Race & ethnicity

White 100%
GroupCount%
White146100%

Household income

Under $10k 12.5%
$35k–$50k 35.4%
$50k–$75k 8.3%
$75k–$100k 29.2%
$100k–$150k 12.5%
$200k+ 2.1%
Range% of households
Under $10k12.5%
$35k–$50k35.4%
$50k–$75k8.3%
$75k–$100k29.2%
$100k–$150k12.5%
$200k+2.1%
Median income$56,250

Housing

Home values

Under $50k 31.6%
$50k–$100k 2.6%
$100k–$150k 15.8%
$200k–$300k 50.0%

Housing overview

MetricValue
Median home value$0
Median rent / month$0
Owner occupied79.2%
Renter occupied20.8%
Vacant25.0%
Single-family detached100.0%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms10.0
Avg household size (owned)1.79

Year built

Era%
2020 or later0.0%
2010–201918.8%
2000–20090.0%
1990–199910.9%
1980–198915.6%
1970–19790.0%
1960–19690.0%
1950–19599.4%
1940–19490.0%
1939 or earlier45.3%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.0%
2 bedrooms37.5%
3 bedrooms0.0%
4 bedrooms29.7%
5+ bedrooms32.8%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle0.0%
2 vehicles68.8%
3 or more31.3%

Heating fuel

Fuel type%
Electricity52.1%
Propane / LP gas47.9%

Households & families

Household typeCount%
Married-couple family2756.3%
Cohabiting couple00.0%
Male householder, no spouse918.8%
Female householder, no spouse1225.0%
Households with children under 181633.3%
Households with seniors (65+)1225.0%
Average household size3.04

Marital status

StatusMaleFemale
Never married0.0%50.0%
Married73.5%50.0%
Separated0.0%0.0%
Widowed17.6%0.0%
Divorced8.8%0.0%

Education

Less than 9th grade 0.0%
Some HS, no diploma 0.0%
HS graduate 23.6%
Some college, no degree 34.7%
Associate's degree 20.8%
Bachelor's degree 6.9%
Graduate / professional 13.9%
Metric%
HS diploma or higher100.0%
Bachelor's or higher20.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool810.8%
Kindergarten56.8%
Elementary school4763.5%
High school1418.9%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 55.7%
Education & healthcare 24.6%
Finance & real estate 19.7%

Occupation

Category%
Management, business & arts91.8%
Service8.2%
Sales & office0.0%
Natural resources & construction0.0%
Production & transportation0.0%

Employment type

Type%
Private sector36.1%
Government0.0%
Self-employed63.9%
Unpaid family workers0.0%

Commute

Method%
Drive alone67.2%
Carpool16.4%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)13.6

Poverty

All people 18.5%
Under 18 years 21.6%
18 and over 15.3%
Married-couple families 22.2%
Female-led households 0.0%

Income support

Source% of households
Social Security25.0%
Retirement income16.7%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP0.0%

Health indicators

Condition%
High blood pressure42.9%
High cholesterol37.5%
Heart disease12.7%
Stroke6.3%
Asthma10.8%
Arthritis34.0%
Kidney disease5.2%
Pulmonary disease13.4%
Cancer8.4%
Behavior / access%
Binge drinking15.7%
No physical activity36.5%
Less than 7 hrs sleep30.3%
Fair or poor health24.3%
Poor mental health12.9%
Poor physical health16.5%
No health insurance17.7%
Visited doctor (checkup)78.1%
Visited dentist51.9%
Cholesterol screening86.9%
Teeth loss28.4%

Veterans & disability

VeteransCount%
Civilian veterans45.6%
Disability%
Any disability0.7%
Under 180.0%
18–64 years0.0%
65 and over5.9%

Health insurance coverage

Type%
Private insurance93.8%
Public insurance11.6%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only13894.5%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)146100.0%
Born in same state146100.0%
Born in different state146100.0%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Arab6443.8%
Polish117.5%
AncestryCount%
Italian106.8%
French21.4%

Technology access

Metric% of households
Computer access32.9%
Internet access100.0%

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

Frequently asked questions
What ZIP codes does Gann Valley, SD have?
Gann Valley, SD has one ZIP code: 57341. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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