Edgefield County, South Carolina Cities (2025)

4 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Change
Density
Area (mi²)
Type
Edgefield14,1453,9101.15%9574.33 Town
Johnston22,2242,0012.07%8492.62 Town
McCormick31,9832,218-2.32%4894.05 Town
Trenton42161961.89%1671.29 Town

Edgefield County Cities Summary

Largest City

Edgefield is the largest city in Edgefield County, with a population of 4,145.

Smallest City

Trenton is the smallest city in Edgefield County.

10 Largest Cities

There are 4 cities in Edgefield County, South Carolina.