Simpson County, Kentucky Cities (2025)

2 cities

City
Rank
2025 Pop. ↓
2020 Pop.
Change
Density
Area (mi²)
Type
Franklin110,64110,2080.82%71414.90 City
Plano21,3631,2441.19%1,3211.03 CDP

Simpson County Cities Summary

Largest City

Franklin is the largest city in Simpson County, with a population of 10,641.

Smallest City

Plano is the smallest city in Simpson County.

10 Largest Cities

There are 2 cities in Simpson County, Kentucky.