How many people live in Chatham County, GA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 307,300 people living in Chatham County, GA. That makes Chatham County the fifth-most populous county in Georgia. It is home to 2.7% of people living in the state.
307K
population of Chatham County, GA (2024)
2.7%
County share of the Georgia population (2024)
About 307,300 people lived in Chatham County, GA in 2024.
Population estimates, 2000–2024
What are Chatham County, GA’s age demographics?
About 53,700 Chatham County, GA residents are aged 65 and older in 2024. That represents 17.5% of its population. For comparison, the age group represents 15.8% of Georgia’s population and 18% in the US overall.
Another 61,700 Chatham County residents, or 20.1% of the population, were children under 18. For comparison, the age group represents 22.8% of Georgia’s population and 21.6% in the US overall.
A higher share of Chatham County, GA's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Chatham County, GA’s racial and ethnic demographics?
Non-Hispanic Black or African American residents make up 39.4% of the Chatham County, GA population, higher than the national share of 12.6%.
In contrast, Chatham County’s non-Hispanic white population accounts for 45.8%, below the 57.5% nationwide, and the Hispanic population makes up 8.9% of the county, compared with 20% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Chatham County, GA has a higher share of a non-Hispanic Black or African American population than Georgia as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Chatham County, GA is Savannah with about 148,800 residents in 2024.
Cities and towns in Chatham County, GA ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Savannah | 148,808 |
| 2. | Pooler | 31,171 |
| 3. | Port Wentworth | 14,865 |
| 4. | Garden City | 10,536 |
| 5. | Tybee Island | 3,139 |
| 6. | Bloomingdale | 3,100 |
| 7. | Thunderbolt | 2,536 |
| 8. | Vernonburg | 140 |
| 9. | Balance of Chatham County | 93,041 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
