Rockcastle County Flag

Rockcastle County

State:
Kentucky
County Seat:
Mount Vernon

Rockcastle County's estimated 2026 population is 16,084 with a growth rate of -0.4% in the past year according to the most recent United States census data. Rockcastle County is the 71st largest county in Kentucky. The 2010 population was 17,086 and has seen a growth of -5.86% since that time.

16,084
Total Population
51
Population Density (mi²)
71
Population Rank (State)
-64 -0.4%
Annual Population Growth

Rockcastle County Population

Demographics

Economics and Income Statistics