The 2020–21 season was Carlisle United's 116th season in their history and the seventh consecutive season in EFL League Two, Along with League Two, the club also participated in the FA Cup, EFL Cup, and EFL Trophy.

The season covers the period from 1 July 2020 to 30 June 2021.

Source: BBC Win Draw Loss Postponed The 2020–21 season fixtures were released on 21 August.

[3] The draw for the first round was made on Monday 26, October.

[4] The second round draw was revealed on Monday, 9 November by Danny Cowley.