Washington County, Arkansas Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 3rd-largest in Arkansas
The population of Washington County, Arkansas is 251,863 as of the 2023 American Community Survey, making it the 3rd-largest county in Arkansas. The median household income is $66,426, the median home value is $266,000, and the median age is 32.5.
The population of Washington County has grown 30.5% since 2010 (204,021 → 266,184), a +1.92% annualized rate.
251,863
Population
+1.92%
Annual growth
268
People / sq mi
$66,426
Median Income
$266,000
Median Home Value
Washington County covers 941 sq mi of land at 267.5 people per square mile.
About Washington County, AR
Washington County is a county in Arkansas with a population of 251,863. It ranks #3 among counties in Arkansas by population. The median age is 32.5, younger than the national median. The population is 50.3% male and 49.7% female.
The median household income in Washington County is $66,426, below the US median of $74,580. 8.4% of residents live below the federal poverty level. Home values sit at a median of $266,000, with monthly rent averaging $1,005. The homeownership rate of 55.6% is lower than the national rate of 64.8%.
Educational attainment in Washington County reflects 34.6% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 10.0% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 20.6 minutes each way.
Washington County Population History (2010-2024)
The county of Washington County had a population of 204,021 in 2010 and 266,184 in 2024, a 30.5% growth over 14 years. The peak was 266,184 in 2024. Average annual growth rate: 1.92%.
266,184
Population (2024)
204,021
Population (2010)
266,184
Peak (2024)
1.92%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 204,021 |
| 2011 | 208,088 |
| 2012 | 211,824 |
| 2013 | 216,107 |
| 2014 | 220,075 |
| 2015 | 224,600 |
| 2016 | 228,612 |
| 2017 | 232,915 |
| 2018 | 236,855 |
| 2019 | 239,392 |
| 2020 | 246,779 |
| 2021 | 251,664 |
| 2022 | 257,316 |
| 2023 | 261,880 |
| 2024 | 266,184 |
Race & Ethnicity
| White | 67.2% |
| Black or African American | 3.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.4% |
| Two or More Races | 0.0% |
Age & Sex
32.5
Median Age
49.7%
Female
50.3%
Male
12.2%
Age 65+
Age Distribution
Children (under 15): 19.7% · Seniors (65+): 12.2%
Income & Poverty
| Median household income | $66,426+$7,653 vs state |
| Mean household income | $95,012 |
| Per-capita income | $36,545 |
| Poverty rate | 8.4%-3.1% vs state |
| Unemployment rate | 2.7% |
| Employment-to-population | 62.3% |
Top Industries by Employment
The largest employment sector in Washington County is professional & business services, accounting for 24.7% of workers.
How residents commute
0.5%
Drive alone
1.6%
Carpool
76.2%
Public transit
10.0%
Work from home
20.6 min
Avg commute
Housing
$266,000+$90,700 vs state
Median home value
$1,005
Median rent
55.6%
Homeownership rate
103,174
Total housing units
92.5%
Occupied
7.5%
Vacant
44.4%
Renter-occupied
Social & access
87.7%
With health insurance
95.6%
With broadband internet
38.3%
Foreign-born
6.0%
Veterans (18+)
11.4%
With a disability
82.7%
Speak language other than English at home
Education
87.3%
High School+
34.6%
Bachelor's+
Largest cities in Arkansas
Other counties in Arkansas
Part of Arkansas
Metro areas in Arkansas
County rankings
Frequently Asked Questions
Washington County, Arkansas has a population of 251,863 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 3rd-largest county in Arkansas. Population density is 268 people per square mile.
The population of Washington County has grown 30.5% since 2010 (204,021 → 266,184), a +1.92% annualized rate.
The median household income in Washington County, Arkansas is $66,426, with mean (average) household income of $95,012 and per-capita income of $36,545. 8.4% of residents live below the federal poverty level.
In Washington County, the largest racial and ethnic groups are White (67.2%), Hispanic or Latino (3.4%), Black or African American (3.2%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Washington County, Arkansas is 32.5 years. Residents are 49.7% female and 50.3% male.
The median home value in Washington County is $266,000 and median monthly rent is $1,005. 55.6% of occupied housing units are owner-occupied. The county has 103,174 total housing units, 7.5% of which are vacant.
The largest employment sector in Washington County, Arkansas is professional, scientific, and management services, employing 24.7% of workers. The unemployment rate is 2.7%.
Little Rock is among the largest cities associated with Washington County, Arkansas, with a population of 202,739.
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Statewide data for Arkansas
Population, race, income, age, and trends across Arkansas
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.