  liberty is a 5th-class city in casey county, kentucky, in the united states. it is the seat of its county. its population was 2,168 at the 2010 u.s. census. ==history== it was founded prior to 1806 by several revolutionary war veterans upon their military grants and named out of patriotic sentiment. in 1808, it was made the seat of casey county owing to its central location. the post office was opened in 1814.rennick, robert.
Cities_in_Kentucky County_seats_in_Kentucky