On 23 June 2011, Conference Premier side Grimsby Town announced they had offered Disley a contract. On 24 June, he completed move to Grimsby a two-year contract. On 15 October 2011, Disley scored his first goal for Grimsby in the 2–1 defeat at York City, a cross from Rob Duffy for Disley to loop a firm header over keeper Michael Ingham on four minutes, he also acquired his 4th yellow card of the season after a poor challenge on Jason Walker.