2026 County Championship
| Dates | 3 April – 27 September 2026 |
|---|---|
| Administrator | England and Wales Cricket Board |
| Cricket format | First-class cricket (4 days) |
| Tournament format | League system |
| Participants | 18 |
| Matches | 126 |
The 2026 County Championship, known for sponsorship reasons as the Rothesay County Championship 2026, is the 126th cricket County Championship season in England and Wales. As in 2025, Division One had ten teams and Division Two had eight teams. The season began on 3 April and ends on 27 September 2026. Nottinghamshire are the defending champions.