In 2020, McClain County, OK had a population of 39.9k people with a median age of 38.8 and a median household income of $70,005. Between 2019 and 2020 the population of McClain County, OK grew from 39,247 to 39,921, a 1.72% increase and its median household income grew from $67,662 to $70,005, a 3.46% increase.
The 5 largest ethnic groups in McClain County, OK are White (Non-Hispanic) (78.8%), American Indian & Alaska Native (Non-Hispanic) (5.85%), Two+ (Non-Hispanic) (5.85%), White (Hispanic) (5.52%), and Two+ (Hispanic) (1.42%).
None of the households in McClain County, OK reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.4% of the residents in McClain County, OK are U.S. citizens.
The largest universities in McClain County, OK are Mid-America Technology Center (303 degrees awarded in 2020).
In 2020, the median property value in McClain County, OK was $183,800, and the homeownership rate was 78.8%. Most people in McClain County, OK drove alone to work, and the average commute time was 27.3 minutes. The average car ownership in McClain County, OK was 2 cars per household.