Total Population in Washington County, AR
ACS 2024 5-Year Estimates
256,765
Rank #281/3,222 · #3 in AR
91th
Washington 256,765
AR 3,049,391 -91.6%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Washington County's total population of 256,765 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Washington County for total population.
Nearby Rankings
Full ranking →| #278 | Clay County, MO | 258,122 |
| #279 | Marin County, CA | 257,969 |
| #280 | Yakima County, WA | 257,152 |
| #281 | Washington County, AR | 256,765 |
| #282 | Sussex County, DE | 255,626 |
| #283 | Jefferson County, TX | 253,878 |
| #284 | St. Clair County, IL | 253,694 |
About Total Population
Washington County, Arkansas has a total population of 256,765, ranking #281 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within Arkansas, it ranks #3 of 75. This places it in the 91th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.