Marion County Demographics

A map of Marion County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	15,739	15,414	91.4%	91.6%
Multiracial	627	816	3.6%	4.8%
Hispanic	470	379	2.7%	2.3%
Native American/Other	233	141	1.4%	0.8%
Asian	144	56	0.8%	0.3%
Black	15	20	0.1%	0.1%

Marion County, Arkansas has an estimated population of 17,228, a slight increase from the 16,826 recorded in the 2020 Census. The population is 91.4% White, 3.6% Multiracial, 2.7% Hispanic, 1.4% Native American/Other, 0.8% Asian, and 0.1% Black. This demographic dot map shows the population of Marion County, with one dot drawn for each person counted by the Census, color-coded by race.

Marion has become slightly more 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 Marion County, that probability was 15.8% in 2020 and 16.3% in the most recent ACS estimates.

Marion County is ranked the 42nd most populous county in Arkansas, out of 75 counties. Marion County was ranked the 44th most populous county in the 2020 Census.

Marion County's White Population

15,739 residents of Marion County, or 91.4% of the population, identify as White. The share of White residents in Marion County is significantly higher than in Arkansas overall, where 67.4% of the population is White. Marion County ranks 7th statewide in terms of White residents as a share of the population, out of 75 counties.

Since the 2020 Census, Marion County's White population has grown by an estimated 2.1%. White residents' share of Marion County's population has remained roughly unchanged at 91.4%.

Marion County is more White than neighboring Searcy County (88.4% White), and Taney County (85.1% White). Marion County is less White than neighboring Baxter County (91.5% White), Boone County (92.5% White), and Ozark County (93.7% White).

Marion County's Black Population

15 residents of Marion County, or 0.1% of the population, identify as Black. The share of Black residents in Marion County is considerably lower than in Arkansas overall, where 14.6% of the population is Black. Marion County ranks 73rd statewide in terms of Black residents as a share of the population, out of 75 counties.

Since the 2020 Census, Marion County's Black population has declined by an estimated 25.0%. Black residents' share of Marion County's population has remained roughly unchanged at 0.1%.

Marion County is more Black than neighboring Searcy County (0% Black). Marion County is less Black than neighboring Baxter County (0.3% Black), Boone County (0.3% Black), Ozark County (0.3% Black), and Taney County (1.8% Black).

Marion County's Asian Population

144 residents of Marion County, or 0.8% of the population, identify as Asian. The share of Asian residents in Marion County is comparable to the share in Arkansas overall, where 1.6% of the population is Asian. Marion County ranks 55th statewide in terms of Asian residents as a share of the population, out of 75 counties.

Since the 2020 Census, Marion County's Asian population has grown by an estimated 157.1%. Asian residents' share of Marion County's population has increased from 0.3% to 0.8%.

Marion County is more Asian than neighboring Baxter County (0.7% Asian), Searcy County (0.5% Asian), Boone County (0.3% Asian), and Ozark County (0% Asian). Marion County is less Asian than neighboring Taney County (1% Asian).

Marion County's Hispanic Population

470 residents of Marion County, or 2.7% of the population, identify as Hispanic. The share of Hispanic residents in Marion County is lower than in Arkansas overall, where 9% of the population is Hispanic. Marion County ranks 62nd statewide in terms of Hispanic residents as a share of the population, out of 75 counties.

Since the 2020 Census, Marion County's Hispanic population has grown by an estimated 24.0%. Hispanic residents' share of Marion County's population has remained roughly unchanged at 2.7%.

Marion County is more Hispanic than neighboring Searcy County (2.2% Hispanic), and Ozark County (2.1% Hispanic). Marion County is less Hispanic than neighboring Baxter County (2.9% Hispanic), Boone County (3.2% Hispanic), and Taney County (7.6% Hispanic).

Marion County's Native American/Other Population

233 residents of Marion County, or 1.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Marion County is comparable to the share in Arkansas overall, where 1% of the population is Native American/Other. Marion County ranks 29th statewide in terms of Native American/Other residents as a share of the population, out of 75 counties.

Since the 2020 Census, Marion County's Native American/Other population has grown by an estimated 65.2%. Native American/Other residents' share of Marion County's population has increased from 0.8% to 1.4%.

Marion County is more Native American/Other than neighboring Baxter County (0.3% Native American/Other), Boone County (0.5% Native American/Other), Ozark County (0.1% Native American/Other), and Taney County (0.4% Native American/Other). Marion County is less Native American/Other than neighboring Searcy County (1.6% Native American/Other).

Marion County's Multiracial Population

627 residents of Marion County, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Marion County is slightly lower than in Arkansas overall, where 6.3% of the population is Multiracial. Marion County ranks 24th statewide in terms of Multiracial residents as a share of the population, out of 75 counties.

Since the 2020 Census, Marion County's Multiracial population has declined by an estimated 23.2%. Multiracial residents' share of Marion County's population has decreased from 4.8% to 3.6%.

Marion County is more Multiracial than neighboring Boone County (3.3% Multiracial). Marion County is less Multiracial than neighboring Baxter County (4.3% Multiracial), Searcy County (7.3% Multiracial), Ozark County (3.8% Multiracial), and Taney County (4.1% 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.