
Fincastle
- County:
- Jefferson County
- County Seat:
- No
- Area (mi²):
- 0.213
- State:
- Kentucky
Fincastle is a city located in Jefferson County, Kentucky. Fincastle has a 2025 population of 831. Fincastle is currently declining at a rate of -0.36% annually and its population has decreased by -1.77% since the most recent census, which recorded a population of 846 in 2020.
The average household income in Fincastle is $90,536 with a poverty rate of 10.4%. The median age in Fincastle is 47.7 years: 42.3 years for males, and 53.3 years for females.