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ZIP Code Database - Facts & Stats

Data Last Updated: August 1, 2021

ZIP Codes for City of Buffalo, SC

Buffalo, SC Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 29321StandardUnion2,596864

Timezone(s):Eastern (GMT -05:00)
Counties:UNION, SC
Population:1,266 (More Details)
Male Population:621
Female Population:645
Median Age:39
ZIP Codes:1
Area Codes:1
Total Area:516 square miles (county)
Land Area:514 square miles (county)
Water Area:2 square miles (county)

Buffalo, SC Demographic Information *

Total population1,266
Male population621
Female population645
Median age (years)38.8
White Population1,071
Black Population178
Indian Population1
Asian Population3
Hawaiian Population1
Hispanic Population8
Median age (Male)36.7
Median age (Female)41.7
Total households518
Family households (families)340
Average household size2.44
Average family size2.97
Total housing units629
* Demographic data is based on 2010 Census.

Buffalo, SC Other Information

64 Cities within 30 miles of Buffalo, SC Products


  1. U.S. Postal Service [Last Updated: 8/1/2021],
  2. Internal Data Creation [Last Updated: 8/1/2021],
  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],