Duncan, South Carolina

Duncan, South Carolina
Main Street (SC 290)
Location of Duncan, South Carolina
Coordinates: 34°56′6″N 82°8′5″W / 34.93500°N 82.13472°W / 34.93500; -82.13472
CountryUnited States
StateSouth Carolina
CountySpartanburg
Area
  Total
5.52 sq mi (14.29 km2)
  Land5.42 sq mi (14.03 km2)
  Water0.10 sq mi (0.27 km2)
Elevation
866 ft (264 m)
Population
 (2020)
  Total
4,041
  Density746.26/sq mi (288.12/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP codes
29334, 29390, 29391
Area codes864, 821
FIPS code45-21265
GNIS feature ID1247572
Websitetownofduncansc.com

Duncan is a town in Spartanburg County, South Carolina, United States. Its population was 3,181 at the 2010 census.