Wentworth ZIP Codes — Lake County, SD

There is one unique ZIP code in Wentworth, South Dakota and it is 57075. Area code: 605.
1
ZIP codes
79.89
sq mi land
5.96
sq mi water
605
area code
Wentworth, SD ZIP code map

About Wentworth, SD

Wentworth is a small city located in Lake County, South Dakota. Known for its scenic landscapes and serene atmosphere, Wentworth offers a tranquil lifestyle that attracts families and nature enthusiasts alike. The city's close-knit community fosters a friendly environment that is both welcoming and inclusive.

Location & geography

Wentworth is situated in eastern South Dakota, approximately 30 miles northwest of Sioux Falls. It is surrounded by beautiful terrain, comprising 79.89 square miles of land and 5.96 square miles of water. Nearby cities include Madison, approximately 15 miles away, and Dell Rapids, which lies about 22 miles to the west.

Community & economy

The community in Wentworth is characterized by its small-town charm and an emphasis on outdoor activities, thanks to the surrounding natural beauty. Residents often engage in farming and local businesses that reflect the rural lifestyle and support the economy. Daily life is relaxed, with strong community ties and participation in local events fostering a vibrant social scene.

Transportation

Wentworth is easily accessible via South Dakota Highway 34, which connects it to nearby towns and cities. The nearest major airport is Sioux Falls Regional Airport, located about 30 miles south, providing both regional and national flight services. Local transportation options are limited, emphasizing the importance of personal vehicles for commuting.

History

Wentworth was established in the late 19th century as settlers began to move into Lake County. The area was primarily agricultural, contributing to the region's economy and shaping the community's character. Over the years, Wentworth has maintained its rural roots while evolving to meet the needs of its residents.

Did you know?

A surprising fact about Wentworth is that it features a unique blend of rural and suburban lifestyles, attracting both farmers and urban residents looking for a quieter life. Additionally, the city's small size and close-knit community make it a perfect place for those looking to escape the hustle and bustle of larger cities.

ZIP codes for Wentworth, SD (1)
ZIP code City County Map
57075 Wentworth Lake View map

Demographics & statistics

1,115
Population
56.3
Median age
$102,125
Median household income
$99,535
Per capita income
$401,900
Median home value
$782
Median monthly rent
92.3%
Home ownership
3.5%
Poverty rate
0.6%
Unemployment
912
Housing units
34.8%
Bachelor's or higher

Age distribution

Male Female
16
Under 5
13
23
5–9
19
28
10–14
22
28
15–19
23
35
20–24
27
54
25–34
43
51
35–44
40
55
45–54
44
87
55–59
70
77
60–64
61
110
65–74
88
42
75–84
33
14
85+
12
← Male
Female →

Age summary

GroupCount%
Under 1815814.2%
18 and over95785.8%
65 and over29926.8%
Median age56.3 years

Race & ethnicity

White 91.6%
Two or more races 3.6%
American Indian / Alaska Native 3.1%
Black or African American 1.3%
Hispanic or Latino 0.4%
GroupCount%
White1,02691.6%
Two or more races403.6%
American Indian / Alaska Native353.1%
Black or African American141.3%
Hispanic or Latino50.4%

Household income

Under $10k 3.4%
$10k–$15k 1.0%
$15k–$25k 4.6%
$25k–$35k 2.2%
$35k–$50k 8.3%
$50k–$75k 12.7%
$75k–$100k 14.5%
$100k–$150k 23.8%
$150k–$200k 13.7%
$200k+ 15.9%
Range% of households
Under $10k3.4%
$10k–$15k1.0%
$15k–$25k4.6%
$25k–$35k2.2%
$35k–$50k8.3%
$50k–$75k12.7%
$75k–$100k14.5%
$100k–$150k23.8%
$150k–$200k13.7%
$200k+15.9%
Median income$102,125

Housing

Home values

Under $50k 6.2%
$50k–$100k 4.7%
$100k–$150k 3.2%
$150k–$200k 6.7%
$200k–$300k 9.5%
$300k–$500k 36.3%
$500k–$1M 20.0%
$1M+ 13.3%

Housing overview

MetricValue
Median home value$401,900
Median rent / month$782
Owner occupied92.3%
Renter occupied7.7%
Vacant47.0%
Single-family detached77.1%
Large apartment buildings0.0%
Mobile homes20.3%
Median rooms6.5
Avg household size (owned)2.20

Year built

Era%
2020 or later1.9%
2010–201915.9%
2000–200916.1%
1990–199910.6%
1980–198911.7%
1970–197924.8%
1960–19697.4%
1950–19590.3%
1940–19491.2%
1939 or earlier10.2%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.9%
2 bedrooms19.8%
3 bedrooms35.1%
4 bedrooms26.0%
5+ bedrooms15.2%

Vehicles per household

Vehicles% of households
No vehicle0.8%
1 vehicle10.5%
2 vehicles44.6%
3 or more44.0%

Heating fuel

Fuel type%
Utility gas35.1%
Electricity33.1%
Propane / LP gas23.8%
Fuel oil0.6%
Wood0.8%

Households & families

Household typeCount%
Married-couple family32564.5%
Cohabiting couple153.0%
Male householder, no spouse12324.4%
Female householder, no spouse418.1%
Households with children under 188316.5%
Households with seniors (65+)19338.3%
Average household size2.21

Marital status

StatusMaleFemale
Never married20.7%14.7%
Married62.0%72.9%
Separated0.4%1.2%
Widowed2.8%8.6%
Divorced14.1%2.6%

Education

Less than 9th grade 1.0%
Some HS, no diploma 2.7%
HS graduate 31.0%
Some college, no degree 16.6%
Associate's degree 13.8%
Bachelor's degree 25.2%
Graduate / professional 9.6%
Metric%
HS diploma or higher96.3%
Bachelor's or higher34.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool75.1%
Kindergarten00.0%
Elementary school7856.5%
High school3827.5%
College / grad school1510.9%

Employment

Industry of employment

Education & healthcare 20.7%
Construction 18.0%
Manufacturing 12.5%
Transportation & utilities 10.8%
Finance & real estate 10.8%
Arts, food & hospitality 6.4%
Agriculture & mining 4.5%
Professional & management 4.5%
Retail trade 4.4%
Other services 4.2%
Wholesale trade 2.8%
Public administration 0.2%

Occupation

Category%
Management, business & arts44.2%
Service4.9%
Sales & office19.1%
Natural resources & construction21.8%
Production & transportation10.0%

Employment type

Type%
Private sector79.5%
Government10.0%
Self-employed10.5%
Unpaid family workers0.0%

Commute

Method%
Drive alone71.5%
Carpool3.0%
Public transit0.0%
Walk3.0%
Other means3.1%
Avg commute (minutes)23.3

Poverty

All people 3.5%
Under 18 years 0.6%
18 and over 4.0%
Married-couple families 1.2%
Female-led households 30.8%

Income support

Source% of households
Social Security40.5%
Retirement income27.0%
Supplemental Security3.6%
Cash public assistance2.4%
Food stamps / SNAP2.4%

Health indicators

Condition%
High blood pressure30.2%
High cholesterol31.4%
Heart disease6.5%
Stroke2.7%
Asthma8.3%
Arthritis24.2%
Kidney disease2.7%
Pulmonary disease5.2%
Cancer8.0%
Behavior / access%
Binge drinking19.8%
No physical activity19.6%
Less than 7 hrs sleep26.5%
Fair or poor health9.2%
Poor mental health9.2%
Poor physical health7.8%
No health insurance9.0%
Visited doctor (checkup)76.0%
Visited dentist74.3%
Cholesterol screening92.2%
Teeth loss9.4%

Veterans & disability

VeteransCount%
Civilian veterans939.7%
Disability%
Any disability8.3%
Under 181.9%
18–64 years8.1%
65 and over12.4%

Health insurance coverage

Type%
Private insurance84.8%
Public insurance34.3%
Uninsured under 191.2%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,08697.4%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1,115100.0%
Born in same state1,10799.3%
Born in different state87378.3%
Foreign born80.7%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Polish21519.3%
Italian11610.4%
English544.8%
AncestryCount%
French474.2%
Dutch443.9%
Arab343%

Technology access

Metric% of households
Computer access45.2%
Internet access97.2%

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

Frequently asked questions
What ZIP codes does Wentworth, SD have?
Wentworth, SD has one ZIP code: 57075. Each ZIP code serves a distinct delivery area within the city and surrounding region.
Need the complete South Dakota ZIP code database? Download all SD ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →