Louisville Population 2025. Louisville and the jefferson county metro government balance is the most populated city in the state, with a population of 615,366. The market's appeal benefits from louisville's strategic location, providing access to 75% of the u.s.

For year 2030, kentucky population is expected to grow 1.1% from 2025. Census 2019 american community survey and america’s health rankings senior report 2019 data were also used to provide demographics on the senior population of.