
Marion
- County:
- Crittenden County
- County Seat:
- Yes
- Area (mi²):
- 3.635
- State:
- Kentucky
Marion is a city located in Crittenden County, Kentucky. Marion has a 2025 population of 2,880. It is also the county seat of Crittenden County. Marion is currently declining at a rate of -0.24% annually and its population has decreased by -1.2% since the most recent census, which recorded a population of 2,915 in 2020.
The average household income in Marion is $61,195 with a poverty rate of 19.25%. The median age in Marion is 47.5 years: 45.3 years for males, and 50.1 years for females.