Zip code 40010 in Buckner, Kentucky, is classified as a "Low Diversity" community with a "White Majority" as of 2022. The area has a population of 192 residents and a median income of $102,707. Over the past decade, the community has maintained its predominantly white demographic, with minor changes in racial composition and economic indicators.

From 2013 to 2022, Buckner has consistently been a "Low Diversity" area with a "White Majority." The white population has remained above 75% for most of the decade, decreasing slightly to 82% in 2022. The black population has increased steadily from 1% in 2013 to 9% in 2022. The Hispanic population has fluctuated between 1-5% over the decade, reaching 5% in 2022. The two or more races category appeared in 2016 and has since maintained a presence of 1-3% of the population.

The median income in Buckner has shown significant fluctuations over the past decade. It reached its highest point in 2017 at $132,181 and its lowest in 2022 at $102,707. Despite the recent decline, the median income remains relatively high compared to national averages. The population has generally increased from 140 in 2010 to 192 in 2022, with some fluctuations.