
Boyd County
- State:
- Kentucky
- County Seat:
- Catlettsburg
Boyd County's estimated 2025 population is 47,360 with a growth rate of -0.49% in the past year according to the most recent United States census data. Boyd County is the 22nd largest county in Kentucky. The 2010 population was 49,602 and has seen a growth of -4.52% since that time.