
James City County
- State:
- Virginia
- County Seat:
- Williamsburg
James City County's estimated 2025 population is 84,996 with a growth rate of 1.4% in the past year according to the most recent United States census data. James City County is the 25th largest county in Virginia. The 2010 population was 67,681 and has seen a growth of 25.58% since that time.