Blaine County Demographics

A map of Blaine County's Population by Race

Blaine County, Oklahoma has an estimated population of 8,570, a slight decrease from the 8,735 recorded in the 2020 Census. The population is 70.3% White, 12.6% Hispanic, 7.1% Multiracial, 6.1% Native American/Other, 3.9% Black, and 0.0% Asian. This demographic dot map shows the population of Blaine County, with one dot drawn for each person counted by the Census, color-coded by race.

Blaine has become more 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 Blaine County, that probability was 46.5% in 2020 and 48.0% in the most recent ACS estimates.

Blaine County is ranked the 61st most populous county in Oklahoma, out of 77 counties. Blaine County was ranked the 60th most populous county in the 2020 Census.

Blaine County's White Population

6,022 residents of Blaine County, or 70.3% of the population, identify as White. The share of White residents in Blaine County is higher than in Oklahoma overall, where 62.1% of the population is White. Blaine County ranks 27th statewide in terms of White residents as a share of the population, out of 77 counties.

Since the 2020 Census, Blaine County's White population has declined by an estimated 3.6%. White residents' share of Blaine County's population has decreased from 71.5% to 70.3%.

Blaine County is more White than neighboring Canadian County (70.1% White), and Custer County (65.8% White). Blaine County is less White than neighboring Major County (81.5% White), Kingfisher County (72.5% White), and Dewey County (80.8% White).

Blaine County's Black Population

332 residents of Blaine County, or 3.9% of the population, identify as Black. The share of Black residents in Blaine County is slightly lower than in Oklahoma overall, where 6.8% of the population is Black. Blaine County ranks 29th statewide in terms of Black residents as a share of the population, out of 77 counties.

Since the 2020 Census, Blaine County's Black population has grown by an estimated 33.9%. Black residents' share of Blaine County's population has increased from 2.8% to 3.9%.

Blaine County is more Black than neighboring Major County (0% Black), Kingfisher County (0.5% Black), Canadian County (3.8% Black), Dewey County (0% Black), and Custer County (2.6% Black).

Blaine County's Asian Population

3 residents of Blaine County, or 0.0% of the population, identify as Asian. The share of Asian residents in Blaine County is slightly lower than in Oklahoma overall, where 2.4% of the population is Asian. Blaine County ranks 56th statewide in terms of Asian residents as a share of the population, out of 77 counties.

Since the 2020 Census, Blaine County's Asian population has declined by an estimated 88.5%. Asian residents' share of Blaine County's population has remained roughly unchanged at 0.0%.

Blaine County is less Asian than neighboring Major County (0.4% Asian), Kingfisher County (0.6% Asian), Canadian County (3.1% Asian), Dewey County (0.1% Asian), and Custer County (0.9% Asian).

Blaine County's Hispanic Population

1,078 residents of Blaine County, or 12.6% of the population, identify as Hispanic. The share of Hispanic residents in Blaine County is comparable to the share in Oklahoma overall, where 12.7% of the population is Hispanic. Blaine County ranks 20th statewide in terms of Hispanic residents as a share of the population, out of 77 counties.

Since the 2020 Census, Blaine County's Hispanic population has grown by an estimated 9.4%. Hispanic residents' share of Blaine County's population has increased from 11.3% to 12.6%.

Blaine County is more Hispanic than neighboring Major County (11% Hispanic), Canadian County (12% Hispanic), and Dewey County (6% Hispanic). Blaine County is less Hispanic than neighboring Kingfisher County (18.6% Hispanic), and Custer County (19.9% Hispanic).

Blaine County's Native American/Other Population

524 residents of Blaine County, or 6.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Blaine County is comparable to the share in Oklahoma overall, where 7.1% of the population is Native American/Other. Blaine County ranks 42nd statewide in terms of Native American/Other residents as a share of the population, out of 77 counties.

Since the 2020 Census, Blaine County's Native American/Other population has declined by an estimated 21.4%. Native American/Other residents' share of Blaine County's population has decreased from 7.6% to 6.1%.

Blaine County is more Native American/Other than neighboring Major County (1.2% Native American/Other), Kingfisher County (3.5% Native American/Other), Canadian County (3.7% Native American/Other), Dewey County (3.6% Native American/Other), and Custer County (4.4% Native American/Other).

Blaine County's Multiracial Population

611 residents of Blaine County, or 7.1% of the population, identify as Multiracial. The share of Multiracial residents in Blaine County is comparable to the share in Oklahoma overall, where 8.9% of the population is Multiracial. Blaine County ranks 57th statewide in terms of Multiracial residents as a share of the population, out of 77 counties.

Since the 2020 Census, Blaine County's Multiracial population has grown by an estimated 8.9%. Multiracial residents' share of Blaine County's population has increased from 6.4% to 7.1%.

Blaine County is more Multiracial than neighboring Major County (5.9% Multiracial), Kingfisher County (4.4% Multiracial), and Custer County (6.4% Multiracial). Blaine County is less Multiracial than neighboring Canadian County (7.3% Multiracial), and Dewey County (9.4% 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.