ZIP Code 57445 - Groton South Dakota

57445 Overview

ZIP Code 57445 is located in Groton South Dakota. Portions of 57445 are also in Ferney and Putney Township and Groton Township and Riverside Township (Brown County) and Henry Township (Brown County) and West Hanson Township and East Hanson Township and Gem Township and Bates Township (Brown County) and Farmington Township (Day County) and Claremont Township. 57445 is primarily within Brown County, with some portions in Day County. Regionally, 57445 is located in the Sioux Falls Area.

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ZIP Code 57445 Quick Stats

ZIP Code NameGroton
Primary CountyBrown County
ZIP Code TypeStandard
Population (2022)1,910
Area Code(s)605
Current Time
CST

ZIP Code 57445 Map

57445 Demographics

57445 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 57445 is White. The majority race/ethnicity attending public schools in 57445 is White. The current unemployment level in 57445 is 2.1%.

Population1,910
Population Growth Rate-20.64%
Population Density7 People per Square Mile
Total Households796
Percentage High Income Households3.8%
Median Household Income (2021)$69,821
Average Adjusted Gross Income (2021)$414,890
Current Unemployment Rate (October 2024)2.1%
Majority Race/EthnictyWhite - 98.44%
Public School Majority Race/EthnictyWhite - 93.26%

57445 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White1,76398.44%
Black00%
Hispanic281.56%
Asian00%
Native American00%
Hawaiian/Pac. Islander00%

57445 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White58194.17%
Black00%
Hispanic193.08%
Asian30.49%
Native American142.27%
Hawaiian/Pac. Islander00%

57445 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College654.86%
Bachelor Degree31123.26%
High School Diploma44032.91%
No High School Diploma00%
GED or Alternate221.65%
1 or More Years of College27220.34%
Associates Degree16011.97%
Masters Degree523.89%
Professional Degree151.12%
Doctorate Degree00%

57445 Geography

Coordinates45.45695114,-98.12894440
Adjacent ZIP Codes
Cities/Towns in 57445
RegionSioux Falls Area
Metropolitan/Micropolitan Stat AreaAberdeen, SD
Time ZoneCentral Standard Time
IANA TimezoneAmerica/Chicago
Area259 Square Miles

57445 Weather and Climate Data

Plant Hardiness ZoneZone 4a: -30F to -25F
Average First Frost DateSeptember 21 - 31
Average Last Frost DateMay 11 - 20
Koppen-Geiger Climate ZoneDfb - Humid Continental Mild Summer, Wet All Year
Ecoregion46c - Glacial Lake Basins

57445 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)-17203345545957463419532
Avg Max Temp (°F)20273957707985837359382555
Avg Precip (In.).52.521.251.872.743.353.012.51.881.65.8.3920.49

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