Columbia County, GA: Cities, ZIP Codes & Population
Columbia County in Georgia (FIPS 13073) contains 5 communities in our dataset. The largest is Evans, GA, and the listed places add up to roughly 91,451 residents. Below you can browse its cities, check its ZIP codes and find nearby counties.
What are the key facts about Columbia County?
| County | Columbia County |
|---|---|
| State | Georgia |
| FIPS code | 13073 |
| Places in our data | 5 |
| Places with a city page | 3 |
| Combined place estimates | 91,451 |
| Largest place | Evans, GA (37,114) |
| Rank in state | 14th of 156 counties by combined place population |
| Weighted density | 2,007 per sq mi |
| Time zone | Eastern time |
| ZIP codes | 5 |
Which cities and towns are in Columbia County?
Columbia County has 3 places large enough for a full page on this site. They are ranked below by estimated population, together with whether each is incorporated, its density in people per square mile and the number of ZIP codes it uses. Evans, GA is the largest, followed by Martinez, GA.
| Place | Type | Population | Per sq mi | ZIPs |
|---|---|---|---|---|
| Evans, GA | Unincorporated / CDP | 37,114 | 1,469 | 1 |
| Martinez, GA | Unincorporated / CDP | 34,844 | 2,401 | 1 |
| Grovetown, GA | Incorporated | 15,152 | 2,870 | 1 |
The county also contains 2 smaller communities that appear here but do not have separate pages because their populations are too small for reliable data: Harlem, Appling. Residents of these places often depend on the county for services such as roads, courts and public health.
How large is Columbia County compared with other counties in Georgia?
Adding up the estimates for the places in our data gives 91,451 people, which ranks Columbia County 14th among 156 counties in Georgia. The average listed place has about 18,290 residents. The weighted density is about 2,007 people per square mile, which is suburban by our scale. These totals add up place estimates, so they can differ from the official county population, which includes people outside any listed place. See why population figures differ.
What ZIP codes are in Columbia County?
The places in Columbia County use 5 ZIP codes: 30802, 30809, 30813, 30814, 30907. Every code begins with 3, which is assigned to the Southeast (Alabama, Florida, Georgia, Mississippi and Tennessee). A ZIP code can cross county lines, so a code listed here may also serve addresses in a neighboring county. Use the ZIP code lookup to check a single code, or read how ZIP codes work.
Which counties are near Columbia County?
The closest counties by distance between the average locations of their places are listed below. The distance is a rough guide to how close the areas are, because county shapes vary widely.
- Richmond County, GA — about 14 miles south (center to center), 395,464 people in listed places
- McDuffie County, GA — about 14 miles west (center to center), 8,757 people in listed places
- McCormick County, SC — about 22 miles north (center to center), 3,332 people in listed places
- Lincoln County, GA — about 25 miles northwest (center to center), 1,503 people in listed places
- Edgefield County, SC — about 25 miles northeast (center to center), 8,879 people in listed places
- Warren County, GA — about 27 miles west (center to center), 2,068 people in listed places
What does the FIPS code 13073 mean?
The first two digits, 13, identify Georgia, and the last three, 073, identify Columbia County inside that state. Government datasets use this code to join records without confusing counties that share a name. Our guide to counties and FIPS codes explains the numbering, and the Georgia hub lists every county we cover in the state.
Where to go next
Combined place populations are estimates from a compiled dataset and are not official county totals.