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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

BUFFALO County, SD ZIP Codes

BUFFALO County, SD Covers 2 ZIP Codes

ZIP CodeClassificationCityPopulationTimezoneArea Code(s)
ZIP Code 57339GeneralFort Thompson1,525Central605
ZIP Code 57341GeneralGann Valley151Central605

Population:1,912 (More Details)
Male Population:937
Female Population:975
Median Age:25
ZIP Codes:2
Area Codes:0
Total Area:488 square miles (county)
Land Area:471 square miles (county)
Water Area:16 square miles (county)

BUFFALO, SD Demographic Information

* Demographic data is based on 2010 Census.

Total population of BUFFALO County, SD1,912
Male population of BUFFALO County, SD937
Female population of BUFFALO County, SD975
Median age (years)25
White Population283
Black Population4
Indian Population1,607
Asian Population1
Hawaiian Population0
Hispanic Population35
Median age (Male)24.8
Median age (Female)25.2
Total households532
Family households (families)407
Average household size for BUFFALO County, SD3.59
Average family size of BUFFALO County, SD4.06
Total housing units for BUFFALO County, SD609

BUFFALO County, SD Covers 2 Cities