New Effington ZIP Codes — Roberts County, SD

There is one unique ZIP code in New Effington, South Dakota and it is 57255. Area code: 605.
1
ZIP codes
104.23
sq mi land
1.58
sq mi water
605
area code
New Effington, SD ZIP code map

About New Effington, SD

New Effington is a charming city located in South Dakota, within Roberts County. It offers a blend of natural beauty and small-town hospitality that makes it a unique place to visit or reside. The community prides itself on its rich history and strong sense of community spirit.

Location & geography

New Effington spans a land area of 104.23 square miles and includes a water area of 1.58 square miles. It is positioned in the northeastern part of South Dakota, surrounded by various landmarks. Nearby cities include Sisseton, which is approximately 10 miles to the west, Wilmot roughly 16 miles to the south, and more distant cities like Big Stone City and Ortonville in Minnesota, both around 25 miles away.

Community & economy

The character of New Effington is defined by its closely-knit community and a relaxed, rural lifestyle. Agriculture and local businesses play a significant role in the economy, contributing to the daily life of residents. The city hosts various events throughout the year that bring residents together and celebrate the area's heritage.

Transportation

Traveling to and from New Effington is convenient, with U.S. Highway 12 passing near the city and providing access to the surrounding regions. The nearest major airport is the Sisseton Municipal Airport, approximately 10 miles away from the city, connecting residents to larger air travel hubs. Public transit options are limited, emphasizing the reliance on personal vehicles.

History

New Effington was established in the late 19th century, with its founding rooted in the agricultural expansion of the area. The community has historically been centered around farming and local production, which continues to shape its identity today. Notable events include annual celebrations that highlight the city’s culture and community achievements.

Did you know?

One surprising fact about New Effington is its proximity to the scenic Big Stone Lake, which attracts visitors for recreational activities such as fishing and boating. Additionally, the city’s small size belies its vibrant community activities and events throughout the year.

ZIP codes for New Effington, SD (1)
ZIP code City County Map
57255 New Effington Roberts View map

Demographics & statistics

526
Population
31.2
Median age
$62,969
Median household income
$26,149
Per capita income
$85,000
Median home value
$475
Median monthly rent
80.4%
Home ownership
6.3%
Poverty rate
6.1%
Unemployment
175
Housing units
20.4%
Bachelor's or higher

Age distribution

Male Female
42
Under 5
48
14
5–9
16
24
10–14
27
3
15–19
4
7
20–24
8
60
25–34
67
18
35–44
20
14
45–54
15
14
55–59
16
8
60–64
8
22
65–74
25
18
75–84
20
4
85+
4
← Male
Female →

Age summary

GroupCount%
Under 1817132.5%
18 and over35567.5%
65 and over9317.7%
Median age31.2 years

Race & ethnicity

White 50.4%
American Indian / Alaska Native 44.9%
Two or more races 3.6%
Hispanic or Latino 0.4%
Asian 0.4%
Other race 0.4%
GroupCount%
White26650.4%
American Indian / Alaska Native23744.9%
Two or more races193.6%
Hispanic or Latino20.4%
Asian20.4%
Other race20.4%

Household income

Under $10k 2.1%
$10k–$15k 4.8%
$15k–$25k 10.1%
$25k–$35k 3.2%
$35k–$50k 12.2%
$50k–$75k 22.8%
$75k–$100k 18.5%
$100k–$150k 23.3%
$150k–$200k 3.2%
Range% of households
Under $10k2.1%
$10k–$15k4.8%
$15k–$25k10.1%
$25k–$35k3.2%
$35k–$50k12.2%
$50k–$75k22.8%
$75k–$100k18.5%
$100k–$150k23.3%
$150k–$200k3.2%
Median income$62,969

Housing

Home values

Under $50k 40.8%
$50k–$100k 14.5%
$100k–$150k 4.6%
$150k–$200k 9.2%
$200k–$300k 17.8%
$300k–$500k 2.0%
$1M+ 11.2%

Housing overview

MetricValue
Median home value$85,000
Median rent / month$475
Owner occupied80.4%
Renter occupied19.6%
Vacant10.8%
Single-family detached90.1%
Large apartment buildings0.0%
Mobile homes6.6%
Median rooms5.9
Avg household size (owned)2.97

Year built

Era%
2020 or later0.0%
2010–201912.7%
2000–20091.9%
1990–199911.3%
1980–19893.8%
1970–19799.9%
1960–19698.0%
1950–19592.8%
1940–19495.2%
1939 or earlier44.3%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom8.5%
2 bedrooms18.9%
3 bedrooms52.8%
4 bedrooms8.0%
5+ bedrooms11.8%

Vehicles per household

Vehicles% of households
No vehicle0.5%
1 vehicle20.1%
2 vehicles43.4%
3 or more36.0%

Heating fuel

Fuel type%
Utility gas1.1%
Electricity23.3%
Propane / LP gas52.9%
Fuel oil22.8%

Households & families

Household typeCount%
Married-couple family12264.6%
Cohabiting couple157.9%
Male householder, no spouse189.5%
Female householder, no spouse3418.0%
Households with children under 186836.0%
Households with seniors (65+)6333.3%
Average household size2.78

Marital status

StatusMaleFemale
Never married15.7%14.1%
Married73.0%62.4%
Separated0.5%0.0%
Widowed1.6%8.8%
Divorced9.2%14.7%

Education

Less than 9th grade 1.5%
Some HS, no diploma 3.0%
HS graduate 31.2%
Some college, no degree 17.1%
Associate's degree 26.7%
Bachelor's degree 15.3%
Graduate / professional 5.1%
Metric%
HS diploma or higher95.5%
Bachelor's or higher20.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool56.8%
Kindergarten45.5%
Elementary school5778.1%
High school79.6%
College / grad school00.0%

Employment

Industry of employment

Education & healthcare 21.6%
Agriculture & mining 20.8%
Arts, food & hospitality 19.5%
Wholesale trade 13.4%
Construction 4.3%
Finance & real estate 4.3%
Manufacturing 3.9%
Public administration 3.5%
Information 2.6%
Transportation & utilities 2.2%
Retail trade 1.3%
Professional & management 1.3%
Other services 1.3%

Occupation

Category%
Management, business & arts39.0%
Service21.6%
Sales & office8.2%
Natural resources & construction24.2%
Production & transportation6.9%

Employment type

Type%
Private sector55.8%
Government22.5%
Self-employed14.7%
Unpaid family workers6.9%

Commute

Method%
Drive alone76.5%
Carpool6.1%
Public transit0.0%
Walk2.2%
Other means0.0%
Avg commute (minutes)18.0

Poverty

All people 6.3%
Under 18 years 3.2%
18 and over 7.6%
Married-couple families 5.7%
Female-led households 7.1%

Income support

Source% of households
Social Security37.0%
Retirement income11.1%
Supplemental Security3.7%
Cash public assistance0.5%
Food stamps / SNAP10.1%

Health indicators

Condition%
High blood pressure36.3%
High cholesterol31.7%
Heart disease9.1%
Stroke4.2%
Asthma9.6%
Arthritis27.3%
Kidney disease3.8%
Pulmonary disease7.8%
Cancer8.2%
Behavior / access%
Binge drinking18.7%
No physical activity26.9%
Less than 7 hrs sleep29.0%
Fair or poor health14.6%
Poor mental health11.3%
Poor physical health10.9%
No health insurance11.9%
Visited doctor (checkup)77.5%
Visited dentist66.8%
Cholesterol screening89.2%
Teeth loss16.6%

Veterans & disability

VeteransCount%
Civilian veterans164.5%
Disability%
Any disability9.1%
Under 189.4%
18–64 years6.9%
65 and over15.1%

Health insurance coverage

Type%
Private insurance80.8%
Public insurance27.0%
Uninsured under 193.4%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only43682.9%
Spanish20.5%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages20.5%

Place of birth & citizenship

OriginCount%
Native born (US)50896.6%
Born in same state50896.6%
Born in different state32762.2%
Foreign born00.0%
Naturalized citizen183.4%
Not a US citizen15.6%

Ancestry

AncestryCount%
Polish11221.3%
French81.5%
Italian40.8%
AncestryCount%
Dutch20.4%
Arab20.4%
English10.2%

Technology access

Metric% of households
Computer access35.9%
Internet access85.2%

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

Frequently asked questions
What ZIP codes does New Effington, SD have?
New Effington, SD has one ZIP code: 57255. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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