ZIP Code 57255 - New Effington South Dakota

57255 Overview

ZIP Code 57255 is located in New Effington South Dakota. Portions of 57255 are also in Lien Township and Minnesota Township and Enterprise Township (Roberts County) and Harmon Township and New Effington (town) and Victor Township (Roberts County). 57255 is entirely within Roberts County. Regionally, 57255 is located in the Sioux Falls Area.

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ZIP Code 57255 Quick Stats

ZIP Code NameNew Effington
Primary CountyRoberts County
ZIP Code TypeStandard
Population (2022)526
Area Code(s)605
Current Time
CST

ZIP Code 57255 Map

57255 Demographics

57255 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in South Dakota based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 57255 is White. The current unemployment level in 57255 is 1.6%.

Population526
Population Growth Rate-8.02%
Population Density6 People per Square Mile
Total Households185
Percentage High Income Households12.4%
Median Household Income (2021)$53,162
Average Adjusted Gross Income (2021)$170,430
Current Unemployment Rate (December 2024)1.6%
Majority Race/EthnictyWhite - 72.28%

57255 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White26672.28%
Black00%
Hispanic00%
Asian30.82%
Native American9926.9%
Hawaiian/Pac. Islander00%

57255 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College41.44%
Bachelor Degree196.86%
High School Diploma13950.18%
No High School Diploma10.36%
GED or Alternate176.14%
1 or More Years of College7326.35%
Associates Degree227.94%
Masters Degree00%
Professional Degree20.72%
Doctorate Degree00%

57255 Geography

Coordinates45.87269592,-96.94763947
Adjacent ZIP Codes
Cities/Towns in 57255
RegionSioux Falls Area
Time ZoneCentral Standard Time
IANA TimezoneAmerica/Chicago
Area82 Square Miles

57255 Schools

School Districts in 57255
Middle Schools in 57255
High Schools in 57255

57255 Weather and Climate Data

Plant Hardiness ZoneZone 4a: -30F to -25F
Average First Frost DateSeptember 21 - 31
Average Last Frost DateMay 1 - 10
Koppen-Geiger Climate ZoneDfb - Humid Continental Mild Summer, Wet All Year
Ecoregion46e - Tewaukon/Big Stone Stagnation Moraine

57255 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)-16193345556057473520532
Avg Max Temp (°F)19263856707884827258382454
Avg Precip (In.).75.581.281.852.693.533.382.482.111.811.01.4621.93

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