How many people live in Aiken County, SC?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 179,200 people living in Aiken County, SC. That makes Aiken County the 11th-most populous county in South Carolina. It is home to 3.2% of people living in the state.
179K
population of Aiken County, SC (2024)
3.2%
County share of the South Carolina population (2024)
About 179,200 people lived in Aiken County, SC in 2024.
Population estimates, 2000–2024
What are Aiken County, SC’s age demographics?
About 38,600 Aiken County residents are aged 65 and older in 2024. That represents 21.5% of its population. For comparison, the age group represents 19.8% of South Carolina’s population and 18% in the US overall.
Another 38,400 Aiken County residents, or 21.4% of the population, were children under 18. For comparison, the age group represents 21.2% of South Carolina’s population and 21.6% in the US overall.
A higher share of Aiken County, SC's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Aiken County, SC’s racial and ethnic demographics?
Non-Hispanic white residents make up 63.8% of the Aiken County, SC population, higher than the national share of 57.5%. Aiken County, SC also has a larger share of people identifying as non-Hispanic Black or African American (24.5%) than the US overall (12.6%).
In contrast, Aiken County’s Hispanic population accounts for 7.7%, below the 20% nationwide, and the non-Hispanic Asian population makes up 1.2% of the county, compared with 6.5% 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.
Aiken County, SC has a higher share of a non-Hispanic white population than South Carolina as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Aiken County, SC is Aiken with about 32,700 residents in 2024.
Cities and towns in Aiken County, SC ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Aiken | 32,694 |
| 2. | North Augusta (pt.) | 26,101 |
| 3. | Burnettown | 3,226 |
| 4. | New Ellenton | 2,354 |
| 5. | Jackson | 1,635 |
| 6. | Wagener | 691 |
| 7. | Salley | 351 |
| 8. | Perry | 209 |
| 9. | Windsor | 122 |
| 10. | Monetta (pt.) | 111 |
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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.
