Johnston County Demographics

A map of Johnston County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	6,859	6,735	66.7%	65.6%
Native American/Other	1,318	1,644	12.8%	16.0%
Multiracial	1,229	1,024	12.0%	10.0%
Hispanic	630	581	6.1%	5.7%
Black	236	236	2.3%	2.3%
Asian	6	52	0.1%	0.5%

Johnston County, Oklahoma has an estimated population of 10,278, a less than 1% change from the 10,272 recorded in the 2020 Census. The population is 66.7% White, 12.8% Native American/Other, 12.0% Multiracial, 6.1% Hispanic, 2.3% Black, and 0.1% Asian. This demographic dot map shows the population of Johnston County, with one dot drawn for each person counted by the Census, color-coded by race.

Johnston has become less racially diverse since the 2020 Census. It is considerably less diverse than Oklahoma overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Johnston County, that probability was 53.1% in 2020 and 52.0% in the most recent ACS estimates.

Johnston County is ranked the 56th most populous county in Oklahoma, out of 77 counties. Johnston County was ranked the 56th most populous county in the 2020 Census.

Johnston County's White Population

6,859 residents of Johnston County, or 66.7% of the population, identify as White. The share of White residents in Johnston County is slightly higher than in Oklahoma overall, where 62.1% of the population is White. Johnston County ranks 43rd statewide in terms of White residents as a share of the population, out of 77 counties.

Since the 2020 Census, Johnston County's White population has grown by an estimated 1.8%. White residents' share of Johnston County's population has increased from 65.6% to 66.7%.

Johnston County is more White than neighboring Marshall County (63% White), Pontotoc County (62.7% White), and Coal County (64.2% White). Johnston County is less White than neighboring Murray County (69% White), and Bryan County (67.6% White).

Johnston County's Black Population

236 residents of Johnston County, or 2.3% of the population, identify as Black. The share of Black residents in Johnston County is slightly lower than in Oklahoma overall, where 6.8% of the population is Black. Johnston County ranks 38th statewide in terms of Black residents as a share of the population, out of 77 counties.

Since the 2020 Census, Johnston County's Black population has remained roughly the same. Black residents' share of Johnston County's population has remained roughly unchanged at 2.3%.

Johnston County is more Black than neighboring Marshall County (0.4% Black), Murray County (1.1% Black), Coal County (0.4% Black), and Bryan County (2.1% Black). Johnston County is less Black than neighboring Pontotoc County (2.5% Black).

Johnston County's Asian Population

6 residents of Johnston County, or 0.1% of the population, identify as Asian. The share of Asian residents in Johnston County is slightly lower than in Oklahoma overall, where 2.4% of the population is Asian. Johnston County ranks 39th statewide in terms of Asian residents as a share of the population, out of 77 counties.

Since the 2020 Census, Johnston County's Asian population has declined by an estimated 88.5%. Asian residents' share of Johnston County's population has remained roughly unchanged at 0.1%.

Johnston County is more Asian than neighboring Murray County (0% Asian). Johnston County is less Asian than neighboring Marshall County (0.4% Asian), Pontotoc County (1.1% Asian), Coal County (0.5% Asian), and Bryan County (0.7% Asian).

Johnston County's Hispanic Population

630 residents of Johnston County, or 6.1% of the population, identify as Hispanic. The share of Hispanic residents in Johnston County is lower than in Oklahoma overall, where 12.7% of the population is Hispanic. Johnston County ranks 51st statewide in terms of Hispanic residents as a share of the population, out of 77 counties.

Since the 2020 Census, Johnston County's Hispanic population has grown by an estimated 8.4%. Hispanic residents' share of Johnston County's population has remained roughly unchanged at 6.1%.

Johnston County is more Hispanic than neighboring Coal County (4.6% Hispanic). Johnston County is less Hispanic than neighboring Marshall County (18.1% Hispanic), Pontotoc County (6.5% Hispanic), Murray County (7.2% Hispanic), and Bryan County (8% Hispanic).

Johnston County's Native American/Other Population

1,318 residents of Johnston County, or 12.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Johnston County is higher than in Oklahoma overall, where 7.1% of the population is Native American/Other. Johnston County ranks 22nd statewide in terms of Native American/Other residents as a share of the population, out of 77 counties.

Since the 2020 Census, Johnston County's Native American/Other population has declined by an estimated 19.8%. Native American/Other residents' share of Johnston County's population has decreased from 16.0% to 12.8%.

Johnston County is more Native American/Other than neighboring Marshall County (7.1% Native American/Other), Murray County (12.6% Native American/Other), Coal County (9.6% Native American/Other), and Bryan County (12.5% Native American/Other). Johnston County is less Native American/Other than neighboring Pontotoc County (18.2% Native American/Other).

Johnston County's Multiracial Population

1,229 residents of Johnston County, or 12.0% of the population, identify as Multiracial. The share of Multiracial residents in Johnston County is slightly higher than in Oklahoma overall, where 8.9% of the population is Multiracial. Johnston County ranks 28th statewide in terms of Multiracial residents as a share of the population, out of 77 counties.

Since the 2020 Census, Johnston County's Multiracial population has grown by an estimated 20.0%. Multiracial residents' share of Johnston County's population has increased from 10.0% to 12.0%.

Johnston County is more Multiracial than neighboring Marshall County (10.9% Multiracial), Pontotoc County (9% Multiracial), Murray County (10% Multiracial), and Bryan County (9% Multiracial). Johnston County is less Multiracial than neighboring Coal County (20.7% 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.