Columbia County, Georgia Cities (2025)

6 cities

City
Rank
2025 Pop.
2020 Pop.
Change
Density
Area (mi²)
Type
Augusta1200,140201,999-0.19%662302.28 Township
Evans239,56738,4431.81%1,56625.27 CDP
Martinez333,26834,912-0.5%2,29314.51 CDP
Grovetown418,68215,9263.04%3,5445.27 City
Harlem54,2443,6133.06%6446.59 City
Appling68768337.09%998.82 CDP

Columbia County Cities Summary

Largest City

Augusta is the largest city in Columbia County, with a population of 200,140.

Smallest City

Appling is the smallest city in Columbia County.

10 Largest Cities

There are 6 cities in Columbia County, Georgia.

Location of Columbia County