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ZIP Code 57274 - Webster South Dakota

Overview

ZIP Code 57274 is located in Webster South Dakota. Portions of 57274 are also in Morton Township and Rusk Township and Webster Township and Highland Township (Day County) and Kidder Township and Racine Township and Raritan Township and Wheatland Township and Butler Township (Day County) and Grenville Township and Lynn Township (Day County) and Spring Valley Township (Clark County) and Cottonwood Township and Troy Township (Day County) and York Township (Day County) and Valley Township (Day County) and Egeland Township. 57274 is primarily within Day County, with some portions in Clark County. Regionally, 57274 is located in the Sioux Falls Area.

ZIP Code 57274 Quick Stats

ZIP Code NameWebster
Primary CountyDay County
ZIP Code TypeStandard
Population (2022)2,685
Area Code(s)605
Current Time
CDT

ZIP Code 57274 Map

Map of ZIP Code 57274 in Webster, SD — click to open interactive map

57274 Demographics

57274 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 57274 is White. The majority race/ethnicity attending public schools in 57274 is White. The current unemployment level in 57274 is 2.2%.

Population2,685
Population Growth Rate5.58%
Population Density7 People per Square Mile
Total Households1,269
Percentage High Income Households0.4%
Median Household Income (2021)$55,511
Average Adjusted Gross Income (2021)$443,380
Current Unemployment Rate (May 2026)2.2%
Sales Tax Rate (2025)6.2%
Majority Race/EthnicityWhite - 96.14%
Public School Majority Race/EthnicityWhite - 89.27%

57274 Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White2,63796.14%
Black00%
Hispanic572.08%
Asian90.33%
Native American401.46%
Hawaiian/Pac. Islander00%

57274 Public School Race/Ethnicity Breakdown

Race/EthnicityTotalPercentage
White46692.64%
Black00%
Hispanic234.57%
Asian10.2%
Native American122.39%
Hawaiian/Pac. Islander10.2%

57274 Educational Attainment Levels

Highest Education LevelTotalPercentage
Less Than 1 Year of College965.26%
Bachelor Degree24313.31%
High School Diploma71739.27%
No High School Diploma140.77%
GED or Alternate774.22%
1 or More Years of College32717.91%
Associates Degree24913.64%
Masters Degree683.72%
Professional Degree281.53%
Doctorate Degree70.38%

57274 Geography

Coordinates45.31344223, -97.55285645
Adjacent ZIP Codes
57217572195722557235572395726157272572735743457468
Cities/Towns in 57274
Morton TownshipRusk TownshipWebster TownshipHighland Township (Day County)Kidder TownshipRacine TownshipRaritan TownshipWheatland TownshipButler Township (Day County)Grenville TownshipLynn Township (Day County)Spring Valley Township (Clark County)Cottonwood TownshipTroy Township (Day County)York Township (Day County)Valley Township (Day County)Egeland Township
RegionSioux Falls Area
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area371 Square Miles

57274 Schools

School Districts in 57274
Elementary Schools in 57274
Middle Schools in 57274
High Schools in 57274

57274 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
Ecoregion46k - Prairie Coteau
57274 Annual Climate Data
JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)08193346556059483620632
Avg Max Temp (°F)20263955697782807057372453
Avg Precip (In.).73.571.131.832.73.473.613.011.911.71.87.4722

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