
Davis County
- State:
- Utah
- County Seat:
- Farmington
Davis County's estimated 2025 population is 379,847 with a growth rate of 0.88% in the past year according to the most recent United States census data. Davis County is the 3rd largest county in Utah. The 2010 population was 307,919 and has seen a growth of 23.36% since that time.