US ZIP Code
57255

New Effington, SD

Roberts County  ·  South Dakota

● Active
👥 538 Population ↑ 45% since 2019
💰 $65,781 Median HH Income
▼ 14% below avg ↑ 57% since 2019
🎂 31.8 Median Age ↓ 38% since 2019
🏠 $83,300 Median Home Value
▼ 70% below avg ↑ 18% since 2019
🎓 46.0% College Grads
▲ 19% above avg
📊 8.6% Unemployment
▲ 76% above avg ↓ 26% since 2019
ZIP Code Details
ZIP Code57255
CityNew Effington
StateSouth Dakota (SD)
CountyRoberts County
Area Code605
Elevation1,090 ft
Latitude45.851107
Longitude-96.947957
TimezoneChicago (DST)
FIPS46109
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 45.4% (244) Female 54.7% (294) ♀

Race & Ethnicity

White: 53.4%Black: 0.7%Other: 4.7%Race
White53.4%
Black0.7%
Other4.7%

Age Breakdown

Under 5
15%
5–17
15%
18–24
4%
25–44
29%
45–64
17%
65+
9%

Key Indicators

Median Age31.8 yrs ↓ 38% since 2019
Avg Household Size2.85
Below Poverty8.2% ▼ 18% below avg
College Grads46.0% ▲ 19% above avg
Unemployment8.6% ▲ 76% above avg
No HS Diploma1 (0.3%)
HS Graduate128 (37.5%)
Some College15 (4.4%)
Associates40 (11.7%)
Bachelors77 (22.6%)
Graduate Degree80 (23.5%)

Education

No HS: 0.3%HS Grad: 37.5%Some College: 4.4%Associates: 11.7%Bachelors: 22.6%Graduate: 23.5%Edu
No HS0.3%
HS Grad37.5%
Some College4.4%
Associates11.7%
Bachelors22.6%
Graduate23.5%
Housing & Income

Housing Tenure

Owner: 82.5%Renter: 17.5%Tenure
Owner82.5%
Renter17.5%

Home Value Distribution

Under $50k
46%
$50k–100k
17%
$100k–150k
7%
$150k–200k
3%
$200k–300k
26%
$300k–500k
1%

Financials

Median HH Income$65,781 ▼ 14% below avg ↑ 57% since 2019
Median Home Value$83,300 ▼ 70% below avg ↑ 18% since 2019
Home/Income Ratio1.3x (nat avg ~3.5x)
Median Rent$505/mo ↓ 5% since 2019
Total Units214
Vacant Units25
Avg HH Size2.85

Income Distribution

Under $25k
16%
$25k–50k
13%
$50k–75k
24%
$75k–100k
20%
$100k–150k
23%
$150k–200k
4%
Employment & Commute

How People Get to Work

Drove Alone
87%
Walked
3%
Work From Home
10%

Commute Time

Under 15 min
24%
15–30 min
67%
30–45 min
8%
Over 45 min
1%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
11%
1960s–1970s
4%
1980s–1990s
4%
2000+
78%

Summary

Total Units214
Vacant25
Owner Occupied82.5%
Renter Occupied17.5%
Avg HH Size2.85
Frequently Asked Questions
ZIP code 57255 is in New Effington, SD, in Roberts County.
ZIP code 57255 is located in South Dakota (SD).
ZIP code 57255 is in Roberts County, SD.
ZIP 57255 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 57255 is 538 people (ACS 2023).
The median household income in ZIP code 57255 is $65,781 (ACS 2023).
The median home value in ZIP 57255 is $83,300 (ACS 2023).
About ZIP Code 57255

ZIP code 57255 is located in New Effington, South Dakota, within Roberts County. With a population of 538, this is a sparsely populated ZIP code with a relatively young community — the median age is 31.8 years. Economically, 57255 is a solidly middle-class ZIP code: the median household income of $65,781 is near the national average.

Real estate in ZIP code 57255 represents one of the more affordable housing markets in the country. The median home value of $83,300 is well below the national average. Renters can expect to pay around $505 per month in median rent. Homeownership is strong here — 82.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 18% since 2019.

The population of 57255 is majority White (53.35%). Residents are well-educated — 46.0% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 8.2%. Household income has grown by 57% since 2019.

The unemployment rate in 57255 stands at 8.6%, which is significantly above the national average. As in most parts of the country, driving alone is the dominant commute mode at 81%.

Overall, ZIP code 57255 in New Effington, SD is characterized as solidly middle-class, well-educated, a relatively young community, and predominantly owner-occupied. With 538 residents, a median household income of $65,781, and a median home value of $83,300, it offers a clear picture of life in this part of South Dakota.