Chatham County is in the Coast & Islands travel region of Georgia. Its county seat is Savannah, and the U.S. Census Bureau estimates the county had 307,336 residents in 2024, up from 295,264 in 2020. It covers about 433 square miles of land and was created in 1777.
- County seatSavannah
- Population (2024 estimate)307,336
- Land area433 square miles
- Created1777
- Travel regionCoast & Islands
Print it: download the printable Chatham County map (PDF), sized for standard letter paper (8.5 by 11 inches, portrait). Choose “actual size” or “fit to page” when you print.
Cities and Towns in Chatham County
Chatham County has 8 incorporated cities and towns. Populations are U.S. Census Bureau estimates for July 1, 2024, for the whole city, including any part in a neighboring county.
| City or town | 2024 population | Note |
|---|---|---|
| Savannah (county seat) | 148,808 | |
| Pooler | 31,171 | |
| Port Wentworth | 14,865 | |
| Garden City | 10,536 | |
| Tybee Island | 3,139 | |
| Bloomingdale | 3,100 | |
| Thunderbolt | 2,536 | |
| Vernonburg | 140 |
Unincorporated communities marked on the map are Census-designated places, which have no city government: Dutch Island, Georgetown, Henderson, Isle of Hope, Montgomery, Skidaway Island, Talahi Island, Whitemarsh Island and Wilmington Island.
Highways
Interstates and U.S. highways come from Census road data; state route numbers come from the Georgia Department of Transportation’s road inventory. In Georgia most U.S. highways also carry a state route number, and where two routes share the same road GDOT records it under one of them.
- Interstates: I-16, I-95, I-516
- U.S. highways: US 17, US 80
- State routes (Georgia DOT inventory numbers): SR 17, SR 21, SR 25, SR 26, SR 30, SR 204, SR 307
Parks, Public Land and Water
Public land shown on the map:
- Skidaway Island State Park (state park)
- Ossabaw Island WMA (wildlife management area)
- Wassaw National Wildlife Refuge
- Savannah National Wildlife Refuge
Lakes and rivers labeled on the map: Ogeechee River, Savannah River, Little Ogeechee River and Bear River. Names follow the U.S. Geological Survey’s official Geographic Names Information System.
For county and city parks, playgrounds and recreation centers, see our Chatham County parks guide.
Neighboring Counties
Chatham County borders Bryan County, Effingham County and Jasper County, SC.
Common Questions
What is the county seat of Chatham County, Georgia?
Savannah is the county seat of Chatham County. It is also the largest city in the county.
What cities are in Chatham County, Georgia?
Chatham County has 8 incorporated cities and towns: Savannah, Pooler, Port Wentworth, Garden City, Tybee Island, Bloomingdale, Thunderbolt and Vernonburg.
What counties border Chatham County?
Chatham County borders Bryan County, Effingham County and Jasper County, SC.
Is there a printable map of Chatham County?
Yes. The Chatham County map on this page is a free PDF sized for letter paper (8.5 by 11 inches, portrait) that you can print or save to your phone.
How many people live in Chatham County?
The U.S. Census Bureau estimates 307,336 people lived in Chatham County on July 1, 2024, up from 295,264 in 2020.
Sources we checked
This map and page were built in October 2026 from public data:
- U.S. Census Bureau: TIGER/Line 2023 (county lines, roads, water, place boundaries)
- U.S. Census Bureau: county and city population estimates, Vintage 2024
- U.S. Census Bureau: 2023 Gazetteer (land area)
- USGS: Protected Areas Database of the United States (PAD-US) 4.1 (national forests, refuges, WMAs)
- USGS: Geographic Names Information System (lake and river names)
- Georgia DNR 2026-27 Hunting Regulations (eRegulations) (current WMA list)