In October 2016, Gazeley successfully secured planning permission to expand Magna Park beyond Mere Lane to the northwest. The permission granted for a single distribution facility extending to 1,085,475 sq ft (100,844 sq m) as well as infrastructure improvements including a new A5 roundabout; new roundabout and realignment of part of Mere Lane. The construction works were completed in 2019.
Following and including the first phase of expansion, Gazeley achieved outline planning permission for the erection of up to 419,800 sq m Storage and Distribution (B8) with ancillary offices (B1a), up to 3,700 sq m for a Logistics Institute of Technology (D1) with associated playing field, up to 9,000 sq m small business space (B1a, B1b), change of use of Bittesby House barns to exhibition centre (D1), the creation of a Country Park, other open space and landscaping works on land to the north of Mere Lane.
Following the grant of planning permission Magna Park is set to expand to a total of 13,000,000 sq ft (1207739 sq m) over the coming years.