2020–21 CD Mirandés season

The 2020–21 CD Mirandés season was the club's 94th season in existence and its second consecutive season in the second division of Spanish football. In addition to the domestic league, Mirandés participated in this season's edition of the Copa del Rey. The season covered the period from 21 July 2020 to 30 June 2021.

Matches
The league fixtures were announced on 31 August 2020.