The median income of Oak Grove residents was an inflation-adjusted $27,952 per year. Oak Grove had 2,542 households in 2017, with a population of 7,426.
The city with the highest median resident income in the state was Mockingbird Valley. Mockingbird Valley's median income was $126,250 per year after adjusting for inflation – $98,298 more than Oak Grove. It had 56 households in 2017 and a population of 129.
Pippa Passes had the lowest annual resident income among cities in Kentucky, with a median income of only $3,589 per year. That was $24,363 less than the median income in Oak Grove at the time. Pippa Passes had 44 households in 2017 and a population of 600.
The table below shows the top 100 cities ranked by median annual resident earnings in 2017.