The 2022–23 season is the 145th season in the existence of Grimsby Town Football Club and the first season back in League Two since the 2020–21 season following promotion in the previous season. In addition to the league, they will also compete in the 2022–23 FA Cup, the 2022–23 EFL Cup and the 2022–23 EFL Trophy. During the pre-season, the club sold a record number of season tickets, hitting 4,000 on 22nd June 2022.