In 2023, Thornhill, KY had a population of 163 people with a median age of 42.5 and a median household income of $151,250. Between 2022 and 2023 the population of Thornhill, KY declined from 177 to 163, a −7.91% decrease and its median household income grew from $115,833 to $151,250, a 30.6% increase.
The 5 largest ethnic groups in Thornhill, KY are White (Non-Hispanic) (93.9%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (3.07%), Black or African American (Non-Hispanic) (1.23%), White (Hispanic) (1.23%), and American Indian & Alaska Native (Hispanic) (0.613%).
None of the households in Thornhill, KY 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.
99.4% of the residents in Thornhill, KY are U.S. citizens.
In 2023, the median property value in Thornhill, KY was $413,000, and the homeownership rate was 98.5%.
Most people in Thornhill, KY drove alone to work, and the average commute time was 17.1 minutes. The average car ownership in Thornhill, KY was 2 cars per household.