Boundary Atlas

South Carolina: cities, counties, ZIP codes and districts

South Carolina has 7 congressional districts, 46 state senate districts and 124 state house districts under the maps in force for November 3, 2026, plus 2,315 voting precincts, 46 counties, 475 cities, towns and Census-designated places, and 424 ZIP codes.

Cities and towns

Largest first. Each page lists the city's county, districts and ZIP codes.

Congressional districts (2026)

DistrictShort2020 population
South Carolina's 1st congressional districtSC-01731,203
South Carolina's 2nd congressional districtSC-02731,203
South Carolina's 3rd congressional districtSC-03731,204
South Carolina's 4th congressional districtSC-04731,204
South Carolina's 5th congressional districtSC-05731,204
South Carolina's 6th congressional districtSC-06731,204
South Carolina's 7th congressional districtSC-07731,203

ZIP codes in South Carolina

Each page lists the ZIP's congressional and legislative districts, with population shares where it's split.

Get this in your AI agent

Your agent can list, look up and map every district and precinct in South Carolina. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

list_geographies(country="US", level="congressional_district", region="SC")