Calvert City
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 17.869
- State:
- Kentucky
Calvert City is a city located in Marshall County, Kentucky. Calvert City has a 2026 population of 2,517. Calvert City is currently growing at a rate of 0.08% annually and its population has decreased by 0% since the most recent census, which recorded a population of 2,517 in 2020.