Johnson County Demographics

A map of Johnson County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	19,944	19,400	76.7%	75.3%
Hispanic	3,606	3,439	13.9%	13.4%
Multiracial	1,062	1,253	4.1%	4.9%
Asian	852	918	3.3%	3.6%
Black	360	454	1.4%	1.8%
Native American/Other	179	285	0.7%	1.1%

Johnson County, Arkansas has an estimated population of 26,003, a less than 1% change from the 25,749 recorded in the 2020 Census. The population is 76.7% White, 13.9% Hispanic, 4.1% Multiracial, 3.3% Asian, 1.4% Black, and 0.7% Native American/Other. This demographic dot map shows the population of Johnson County, with one dot drawn for each person counted by the Census, color-coded by race.

Johnson has become less racially diverse since the 2020 Census. It is considerably less 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 Johnson County, that probability was 41.0% in 2020 and 39.0% in the most recent ACS estimates.

Johnson County is ranked the 24th most populous county in Arkansas, out of 75 counties. Johnson County was ranked the 24th most populous county in the 2020 Census.

Johnson County's White Population

19,944 residents of Johnson County, or 76.7% of the population, identify as White. The share of White residents in Johnson County is higher than in Arkansas overall, where 67.4% of the population is White. Johnson County ranks 38th statewide in terms of White residents as a share of the population, out of 75 counties.

Since the 2020 Census, Johnson County's White population has grown by an estimated 2.8%. White residents' share of Johnson County's population has increased from 75.3% to 76.7%.

Johnson County is more White than neighboring Madison County (68.3% White). Johnson County is less White than neighboring Newton County (92.5% White), Franklin County (86.1% White), Logan County (88.2% White), and Pope County (80.6% White).

Johnson County's Black Population

360 residents of Johnson County, or 1.4% of the population, identify as Black. The share of Black residents in Johnson County is considerably lower than in Arkansas overall, where 14.6% of the population is Black. Johnson County ranks 51st statewide in terms of Black residents as a share of the population, out of 75 counties.

Since the 2020 Census, Johnson County's Black population has declined by an estimated 20.7%. Black residents' share of Johnson County's population has remained roughly unchanged at 1.4%.

Johnson County is more Black than neighboring Newton County (0.2% Black), Franklin County (0.2% Black), and Madison County (0.1% Black). Johnson County is less Black than neighboring Logan County (1.5% Black), and Pope County (2.2% Black).

Johnson County's Asian Population

852 residents of Johnson County, or 3.3% of the population, identify as Asian. The share of Asian residents in Johnson County is comparable to the share in Arkansas overall, where 1.6% of the population is Asian. Johnson County ranks 3rd statewide in terms of Asian residents as a share of the population, out of 75 counties.

Since the 2020 Census, Johnson County's Asian population has declined by an estimated 7.2%. Asian residents' share of Johnson County's population has remained roughly unchanged at 3.3%.

Johnson County is more Asian than neighboring Newton County (0% Asian), Franklin County (0.6% Asian), Logan County (1.4% Asian), Pope County (0.8% Asian), and Madison County (0.5% Asian).

Johnson County's Hispanic Population

3,606 residents of Johnson County, or 13.9% of the population, identify as Hispanic. The share of Hispanic residents in Johnson County is slightly higher than in Arkansas overall, where 9% of the population is Hispanic. Johnson County ranks 9th statewide in terms of Hispanic residents as a share of the population, out of 75 counties.

Since the 2020 Census, Johnson County's Hispanic population has grown by an estimated 4.9%. Hispanic residents' share of Johnson County's population has increased from 13.4% to 13.9%.

Johnson County is more Hispanic than neighboring Newton County (1.7% Hispanic), Franklin County (3.3% Hispanic), Logan County (3.5% Hispanic), Pope County (11% Hispanic), and Madison County (6.5% Hispanic).

Johnson County's Native American/Other Population

179 residents of Johnson County, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Johnson County is comparable to the share in Arkansas overall, where 1% of the population is Native American/Other. Johnson County ranks 17th statewide in terms of Native American/Other residents as a share of the population, out of 75 counties.

Since the 2020 Census, Johnson County's Native American/Other population has declined by an estimated 37.2%. Native American/Other residents' share of Johnson County's population has remained roughly unchanged at 0.7%.

Johnson County is more Native American/Other than neighboring Logan County (0.2% Native American/Other), and Pope County (0.6% Native American/Other). Johnson County is less Native American/Other than neighboring Newton County (0.8% Native American/Other), Franklin County (1.3% Native American/Other), and Madison County (1.4% Native American/Other).

Johnson County's Multiracial Population

1,062 residents of Johnson County, or 4.1% of the population, identify as Multiracial. The share of Multiracial residents in Johnson County is slightly lower than in Arkansas overall, where 6.3% of the population is Multiracial. Johnson County ranks 23rd statewide in terms of Multiracial residents as a share of the population, out of 75 counties.

Since the 2020 Census, Johnson County's Multiracial population has declined by an estimated 15.2%. Multiracial residents' share of Johnson County's population has decreased from 4.9% to 4.1%.

Johnson County is less Multiracial than neighboring Newton County (4.9% Multiracial), Franklin County (8.5% Multiracial), Logan County (5.2% Multiracial), Pope County (4.9% 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.