2021 County Championship

The 2021 County Championship (referred to as the LV= Insurance County Championship for sponsorship reasons) is the 121st cricket County Championship season in England and Wales. For the first phase of the tournament, the teams were split into three groups of six, with each side playing ten matches. The top two teams from each group will then move into Division One for the second phase of the competition, with the other teams progressing to Divisions Two and Three. The team that finishes top of Division One will be the county champions; the top two teams from Division One will then contest a five-day match at Lord's for the Bob Willis Trophy. On 17 December 2020, the England and Wales Cricket Board (ECB) confirmed all the fixtures for the tournament.

Teams
The teams were placed into the following groups for the Group Stage:
 * Group 1: Derbyshire, Essex, Nottinghamshire, Staffordshire, Warwickshire, Worcestershire
 * Group 2: Gloucestershire, Hampshire, Leicestershire, Middlesex, Somerset, Surrey
 * Group 3: Glamorgan, Kent, Lancashire, Northamptonshire, Sussex, Yorkshire