Washington County Demographics

A map of Washington County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	153,823	160,566	59.9%	65.3%
Hispanic	47,853	44,755	18.6%	18.2%
Multiracial	31,425	14,683	12.2%	6.0%
Native American/Other	9,893	11,906	3.9%	4.8%
Black	7,702	8,330	3.0%	3.4%
Asian	6,069	5,631	2.4%	2.3%

Washington County, Arkansas has an estimated population of 256,765, an increase from the 245,871 recorded in the 2020 Census. The population is 59.9% White, 18.6% Hispanic, 12.2% Multiracial, 3.9% Native American/Other, 3.0% Black, and 2.4% Asian. This demographic dot map shows the population of Washington County, with one dot drawn for each person counted by the Census, color-coded by race.

Washington has become considerably more racially diverse since the 2020 Census. It is considerably more diverse than Arkansas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Washington County, that probability was 53.3% in 2020 and 58.8% in the most recent ACS estimates.

Washington County is ranked the 3rd most populous county in Arkansas, out of 75 counties. Washington County was ranked the 3rd most populous county in the 2020 Census.

Washington County's White Population

153,823 residents of Washington County, or 59.9% of the population, identify as White. The share of White residents in Washington County is lower than in Arkansas overall, where 67.4% of the population is White. Washington County ranks 51st statewide in terms of White residents as a share of the population, out of 75 counties.

Since the 2020 Census, Washington County's White population has declined by an estimated 4.2%. White residents' share of Washington County's population has decreased from 65.3% to 59.9%.

Washington County is more White than neighboring Benton County (58% White), and Adair County (39% White). Washington County is less White than neighboring Crawford County (79.3% White), Madison County (68.3% White), and Franklin County (86.1% White).

Washington County's Black Population

7,702 residents of Washington County, or 3.0% of the population, identify as Black. The share of Black residents in Washington County is considerably lower than in Arkansas overall, where 14.6% of the population is Black. Washington County ranks 44th statewide in terms of Black residents as a share of the population, out of 75 counties.

Since the 2020 Census, Washington County's Black population has declined by an estimated 7.5%. Black residents' share of Washington County's population has remained roughly unchanged at 3.0%.

Washington County is more Black than neighboring Benton County (1.8% Black), Crawford County (1.3% Black), Adair County (0.8% Black), Madison County (0.1% Black), and Franklin County (0.2% Black).

Washington County's Asian Population

6,069 residents of Washington County, or 2.4% of the population, identify as Asian. The share of Asian residents in Washington County is comparable to the share in Arkansas overall, where 1.6% of the population is Asian. Washington County ranks 6th statewide in terms of Asian residents as a share of the population, out of 75 counties.

Since the 2020 Census, Washington County's Asian population has grown by an estimated 7.8%. Asian residents' share of Washington County's population has remained roughly unchanged at 2.4%.

Washington County is more Asian than neighboring Crawford County (1.1% Asian), Adair County (1.3% Asian), Madison County (0.5% Asian), and Franklin County (0.6% Asian). Washington County is less Asian than neighboring Benton County (4.6% Asian).

Washington County's Hispanic Population

47,853 residents of Washington County, or 18.6% of the population, identify as Hispanic. The share of Hispanic residents in Washington County is higher than in Arkansas overall, where 9% of the population is Hispanic. Washington County ranks 3rd statewide in terms of Hispanic residents as a share of the population, out of 75 counties.

Since the 2020 Census, Washington County's Hispanic population has grown by an estimated 6.9%. Hispanic residents' share of Washington County's population has remained roughly unchanged at 18.6%.

Washington County is more Hispanic than neighboring Benton County (18.5% Hispanic), Crawford County (8.6% Hispanic), Adair County (7.2% Hispanic), Madison County (6.5% Hispanic), and Franklin County (3.3% Hispanic).

Washington County's Native American/Other Population

9,893 residents of Washington County, or 3.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Washington County is slightly higher than in Arkansas overall, where 1% of the population is Native American/Other. Washington County ranks 1st statewide in terms of Native American/Other residents as a share of the population, out of 75 counties.

Since the 2020 Census, Washington County's Native American/Other population has declined by an estimated 16.9%. Native American/Other residents' share of Washington County's population has decreased from 4.8% to 3.9%.

Washington County is more Native American/Other than neighboring Benton County (1.9% Native American/Other), Crawford County (1.6% Native American/Other), Madison County (1.4% Native American/Other), and Franklin County (1.3% Native American/Other). Washington County is less Native American/Other than neighboring Adair County (39% Native American/Other).

Washington County's Multiracial Population

31,425 residents of Washington County, or 12.2% of the population, identify as Multiracial. The share of Multiracial residents in Washington County is higher than in Arkansas overall, where 6.3% of the population is Multiracial. Washington County ranks 5th statewide in terms of Multiracial residents as a share of the population, out of 75 counties.

Since the 2020 Census, Washington County's Multiracial population has grown by an estimated 114.0%. Multiracial residents' share of Washington County's population has increased from 6.0% to 12.2%.

Washington County is more Multiracial than neighboring Crawford County (8.1% Multiracial), and Franklin County (8.5% Multiracial). Washington County is less Multiracial than neighboring Benton County (15.3% Multiracial), Adair County (12.8% Multiracial), and Madison County (23.2% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.