ZIP Code 57233 - Erwin South Dakota

ZIP Code 57233 is located in Erwin South Dakota. Portions of 57233 are also in Hartland Township (Kingsbury County) and Erwin (town) and Badger Township (Kingsbury County) and Cleveland Township (Hamlin County). 57233 is primarily within Kingsbury County, with some portions in Hamlin County. Regionally, it is located in the Sioux Falls Area.

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ZIP Code 57233 Quick Stats

ZIP Code NameErwin
Primary CountyKingsbury County
ZIP Code TypeStandard
Population (2022)257
Area Code(s)605
Current Time
CDT

ZIP Code 57233 Map

57233 Demographics

The majority race/ethnicity residing in 57233 is White. The current unemployment level in 57233 is 2.8%.

Population257
Population Growth Rate111.29%
Population Density6 People per Square Mile
Total Households77
Current Unemployment Rate (February 2024)2.8%
Majority Race/EthnictyWhite - 100.00%

57233 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White262100%
Black00%
Hispanic00%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

57233 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College43.45%
Bachelor Degree65.17%
High School Diploma5850%
No High School Diploma00%
GED or Alternate86.9%
1 or More Years of College1210.34%
Associates Degree2521.55%
Masters Degree00%
Professional Degree32.59%
Doctorate Degree00%

57233 Geography

Coordinates44.50868225,-97.39881897
Adjacent ZIP Codes
Cities/Towns in 57233
RegionSioux Falls Area
Metropolitan/Micropolitan Stat AreaWatertown, SD
Time ZoneCentral Daylight Time
IANA TimezoneAmerica/Chicago
Area45 Square Miles

57233 Politics

South Dakota State Senate Districts in 57233
South Dakota State House of Representatives Districts in 57233

57233 Weather and Climate Data

Plant Hardiness ZoneZone 4b: -25F to -20F
Average First Frost DateSeptember 21 - 31
Average Last Frost DateMay 1 - 10
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion46k - Prairie Coteau

57233 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)19203345556058483520733
Avg Max Temp (°F)21294056697883817258392654
Avg Precip (In.).6.611.52.343.093.963.422.842.291.881.15.4424.13

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