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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Groton, SD

Groton, SD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 57445StandardBrown2,068605

Timezone(s):Central (GMT -06:00)
Counties:BROWN, SD
Population:1,458 (More Details)
Male Population:719
Female Population:739
Median Age:40
ZIP Codes:1
Area Codes:1
Total Area:1,731 square miles (county)
Land Area:1,713 square miles (county)
Water Area:18 square miles (county)

Groton, SD Demographic Information *

Total population1,458
Male population719
Female population739
Median age (years)40
White Population1,421
Black Population5
Indian Population7
Asian Population1
Hawaiian Population0
Hispanic Population13
Median age (Male)38.1
Median age (Female)41.1
Total households576
Family households (families)373
Average household size2.45
Average family size3.13
Total housing units630
* Demographic data is based on 2010 Census.

Groton, SD Other Information

28 Cities within 30 miles of Groton, SD Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],