How many people live in Clark County, AR?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 20,900 people living in Clark County, AR. That makes Clark County the 32nd-most populous county in Arkansas. It is home to 0.67% of people living in the state.
20.9K
population of Clark County, AR (2024)
0.67%
County share of the Arkansas population (2024)
About 20,900 people lived in Clark County, AR in 2024.
Population estimates, 2000–2024
What are Clark County, AR’s age demographics?
About 3,600 Clark County, AR residents are aged 65 and older in 2024. That represents 17.1% of its population. For comparison, the age group represents 18.2% of Arkansas’s population and 18% in the US overall.
Another 4,300 Clark County residents, or 20.7% of the population, were children under 18. For comparison, the age group represents 22.8% of Arkansas’s population and 21.6% in the US overall.
A higher share of Clark County, AR's population is aged 18–24 than the US as a whole.
Population estimates by age group, (2024)
What are Clark County, AR’s racial and ethnic demographics?
Non-Hispanic white residents make up 67.6% of the Clark County population, higher than the national share of 57.5%. Clark County also has a larger share of people identifying as non-Hispanic Black or African American (22.6%) than the US overall (12.6%).
In contrast, Clark County’s Hispanic population accounts for 6.2%, below the 20% nationwide, and the non-Hispanic Asian population makes up 0.76% 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.
Clark County, AR has a higher share of a non-Hispanic Black or African American population than Arkansas as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Clark County, AR is Arkadelphia with about 9,900 residents in 2024.
Cities and towns in Clark County, AR ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Arkadelphia | 9,894 |
| 2. | Gurdon | 1,824 |
| 3. | Amity | 677 |
| 4. | Caddo Valley | 590 |
| 5. | Okolona | 100 |
| 6. | Gum Springs | 91 |
| 7. | Whelen Springs | 44 |
| 8. | Balance of Clark County | 7,700 |
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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.
