In 2023, Oak Grove, OK had a population of 48 people with a median age of 25.4 and a median household income of $N/A. Between 2022 and 2023 the population of Oak Grove, OK declined from 64 to 48, a −25% decrease and its median household income declined from $62,847 to $N/A, a −100% decrease.
The 5 largest ethnic groups in Oak Grove, OK are White (Non-Hispanic) (47.9%), Other (Hispanic) (31.3%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (20.8%), Black or African American (Non-Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Oak Grove, 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.
68.8% of the residents in Oak Grove, OK are U.S. citizens.