1979–80 was the sixty-seventh occasion on which the Lancashire Cup completion had been held. Widnes won the trophy by beating Workington Town by the score of 11-0 The match was played at The Willows, Salford, (historically in the county of Lancashire). The attendance was 6887 and receipts were £7100.00 After relatively little success in the competition, Workington Town had reached the semi-final stage in 1973–74, 1974–75 and 1975–76, had been runner-up in 1976–77, winner in 1977–78, and runners-up in 1978–79 and now again in 1979–80; not a bad eight year record.