The 2025 County Championship is the 125th cricket County Championship season in England and Wales. As in 2024, Division One had ten teams and Division Two had eight teams. The season started on 4 April and will finish on 27 September 2025. Surrey are the defending champions.
Teams.
The teams were split based on the finishing positions in the 2024 season. The following teams took part in the County Championship:
Division One teams.
 Team promoted from Division Two in 2024
Division Two teams.
 Team relegated from Division One in 2024