The 1948 Rugby League Lancashire Cup competition 1948 was the thirty-sixth occasion on which the Lancashire Cup completion had been held. Wigan won the trophy by beating Warrington by the score of 14-8. The match was played at Station Road, Pendlebury, Salford, (historically in the county of Lancashire). The attendance was a record breaking 39,015, over 5,500 more than the previous record, and receipts were £5,518, another record. This was the third of Wigan’s record breaking run of six consecutive Lancashire Cup victories.