Population By Race and Ethnicity in McClain County, OK in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 39,855 population of McClain County, Oklahoma comprised of 3,286 people who identified as Hispanic (8.24%), and 36,569 people who identified as Non-Hispanic (91.76%).

Race: The White Alone population was the largest racial group in McClain County, Oklahoma with a population of 34,178 (85.76%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 2,865 (7.19%); and Two Or More Races was the third largest racial group with a population of 2,187 (5.49%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in McClain County, Oklahoma in 2018, with a population of 31,388 (78.76%); the second largest ethnic group was White Alone - Hispanic with a population of 2,790 (7%); and the third largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 2,592 (6.5%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in McClain, Oklahoma.

You can find similar information for other Oklahoma counties, and for Oklahoma.

See this for other years:
Hispanics and Non Hispanics in McClain County, OK in 2018
Total Population:
Race in McClain County, OK in 2018
Total Population:
Ethnicity in McClain County, OK in 2018
Total Population:
Population By Race in McClain , OK in 2018
Race Population Percentage
Black or African American Alone 383 0.96%
White Alone 34,178 85.76%
American Indian and Alaska Native Alone 2,865 7.19%
Asian Alone 205 0.51%
Native Hawaiian And Pacific Islander Alone 37 0.09%
Two Or More Races 2,187 5.49%
Population By Ethnicity in McClain , OK in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 51 0.13%
White Alone - Hispanic 2,790 7%
American Indian and Alaska Native Alone - Hispanic 273 0.69%
Asian Alone - Hispanic 12 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 8 0.02%
Two Or More Races - Hispanic 152 0.38%
Black or African American Alone - Non Hispanic 332 0.83%
White Alone - Non Hispanic 31,388 78.76%
American Indian and Alaska Native Alone - Non Hispanic 2,592 6.5%
Asian Alone - Non Hispanic 193 0.48%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 29 0.07%
Two Or More Races - Non Hispanic 2,035 5.11%