Demographics of Ouachita County, Arkansas

Ouachita County, Arkansas had 21,731 people on July 1, 2025, by the Census Bureau’s estimate: −889 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Ouachita County, in four figures

21,731
Population: July 1, 2025, Vintage 2025 estimate.; −3.9%
Change since July 2020: −889 people.; 43.8 ±0.6
Median age: ACS 2020–⁠2024.; $49,268 ±$2,397
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Ouachita County, Arkansas's population shrank 3.9% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Ouachita County, Arkansas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Ouachita County, Arkansas's population shrank 3.9% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Ouachita County, Arkansas's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	22,620	100.0	100.0
2021	22,328	98.7	100.2
2022	22,020	97.3	100.7
2023	21,884	96.7	101.6
2024	21,856	96.6	102.5
2025	21,731	96.1	103.1

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Population of Ouachita County, Arkansas on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	22,620	−30	−12	0	−24
2021	22,328	−292	−182	0	−121
2022	22,020	−308	−143	0	−159
2023	21,884	−136	−75	+7	−62
2024	21,856	−28	−69	+15	+29
2025	21,731	−125	−79	−3	−44

Age, 2020–2024

The median age is 43.8 ±0.6: for men 42.1 ±0.9 and for women 44.9 ±0.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Ouachita County by age, ACS 2020–2024
Age	People	Share	Arkansas	United States
Under 5	1,204 ±62	5.5% ±0.3	5.9% ±<0.1	5.6% ±<0.1
5 to 17	3,705 ±302	16.8% ±1.4	17.2% ±0.1	16.3% ±<0.1
18 to 24	1,611 ±270	7.3% ±1.2	9.4% ±0.1	9.1% ±<0.1
25 to 44	5,057 ±323	22.9% ±1.5	25.7% ±0.1	26.9% ±<0.1
45 to 64	5,789 ±324	26.2% ±1.5	24.3% ±0.1	24.8% ±<0.1
65 and over	4,719 ±378	21.4% ±1.7	17.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $49,268 ±$2,397, and income per person $27,803 ±$1,813, in 2024 dollars. The median is $60,773 ±$467 in Arkansas and $80,734 ±$166 in the United States.

Households by income

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Households in Ouachita County by income, ACS 2020–2024
Household income	Households	Share	Arkansas	United States
Under $25,000	2,253 ±317	26.1% ±3.5	19.9% ±0.3	14.6% ±<0.1
$25,000 to $49,999	2,186 ±358	25.3% ±4.0	22.0% ±0.3	16.7% ±<0.1
$50,000 to $74,999	1,454 ±247	16.9% ±2.8	17.4% ±0.3	15.5% ±<0.1
$75,000 to $99,999	941 ±183	10.9% ±2.1	12.8% ±0.2	12.6% ±<0.1
$100,000 to $149,999	1,040 ±197	12.1% ±2.2	15.0% ±0.3	17.5% ±<0.1
$150,000 to $199,999	412 ±138	4.8% ±1.6	6.2% ±0.2	9.6% ±<0.1
$200,000 or more	338 ±137	3.9% ±1.6	6.7% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Ouachita County by age, ACS 2020–2024
Age	Below poverty	Rate	Arkansas	United States
All ages	4,085 ±586	18.9% ±2.7	16.0% ±0.2	12.5% ±0.1
Under 18	1,382 ±271	28.7% ±5.1	21.1% ±0.5	16.1% ±0.1
18 to 59	1,643 ±337	15.5% ±3.1	15.3% ±0.3	11.6% ±0.1
60 and over	1,060 ±247	17.0% ±3.8	12.6% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Ouachita County, ACS 2020–2024
Measure	Ouachita County	Arkansas	United States
Housing units	11,869 ±57	1,394,673 ±514	143,775,355 ±10,234
Occupied	72.7% ±2.8	86.5% ±0.3	89.9% ±0.1
Vacant	27.3% ±2.8	13.5% ±0.3	10.1% ±0.1
Owner occupied	70.9% ±2.7	66.4% ±0.4	65.2% ±0.3
Renter occupied	29.1% ±3.8	33.6% ±0.3	34.8% ±0.1
Median home value	$102,100 ±$13,159	$188,000 ±$1,754	$332,700 ±$236
Median gross rent	$764 ±$98	$947 ±$6	$1,413 ±$2
Median year built	1974 ±3	1987 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Ouachita County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Arkansas	United States
Hispanic or Latino	575 ±0	2.6% ±<0.1	9.0% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	11,907 ±57	53.9% ±0.3	67.4% ±0.2	57.4% ±<0.1
Black alone, not Hispanic	9,006 ±84	40.8% ±0.4	14.6% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	11 to 131	< 0.1% to 0.6%	1.6% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	17 to 81	0.1% to 0.4%	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 25	0% to 0.1%	0.4% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 25	0% to 0.1%	0.3% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	477 ±129	2.2% ±0.6	6.3% ±0.2	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Ouachita County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Arkansas	United States
Born in the state	16,149 ±561	73.1% ±2.5	60.4% ±0.2	57.3% ±<0.1
Born in another state	5,686 ±578	25.7% ±2.6	33.5% ±0.2	26.9% ±<0.1
Born a citizen outside the states	0 to 119	0% to 0.5%	0.7% ±<0.1	1.7% ±<0.1
Born abroad	82 to 300	0.4% to 1.4%	5.4% ±0.1	14.1% ±<0.1
Naturalized citizens	12 to 118	0.1% to 0.5%	1.9% ±0.1	7.4% ±<0.1
Not citizens	33 to 219	0.1% to 1.0%	3.6% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Ouachita County among the counties of Arkansas

29th of 75 by population, July 2025. Every one is listed on the Arkansas page.

Counties of Arkansas near Ouachita County in population, July 2025
County	July 2025	Change since 2020
Johnson County	26,225	+2.0%
Cleburne County	25,672	+3.9%
Poinsett County	22,483	−2.0%
Columbia County	21,894	−3.7%
St. Francis County	21,800	−5.3%
Ouachita County	21,731	−3.9%
Logan County	21,633	+2.5%
Conway County	21,393	+3.2%
Clark County	20,938	−2.2%
Yell County	19,956	−1.3%
Polk County	19,486	+1.6%

Elsewhere on the site

Rankings this appears in

No. 6 Counties in Arkansas by poverty rate
No. 11 Counties in Arkansas by median rent
No. 12 Counties in Arkansas by per capita income
No. 16 Counties in Arkansas by median age
No. 20 Counties in Arkansas by median household income
No. 22 Counties in Arkansas by homeownership rate

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026