The raid was carried out last night on the former bank in the middle town
Police have arrested six men after the raid at the former bank.
Police said more than 100 cannabis plants were found by officers after they gained entry to the building on the corner of Osborne Street and Garden Street.
Police said the six men are in custody following the arrests around 5pm yesterday.
Police have called in electrical engineers in to make the building safe for officers to gather all the evidence and photograph the scene.
Humberside Police have urged anyone with information about this latest raid to contact Humberside Police on 101 with Reference to Log 416 of 7-5-19