In the years leading up to the First World War, representatives of the Labour Party began to gain ground.
[6] A by-election was held in Cilfynydd at the end of April 1896 to fill the vacancy left by the departure of Thomas Williams.
[8] (*) denotes sitting member In the Pontypridd Urban District Council election of 1898 there were contests in three of the six wards.
[9] (*) denotes sitting member In the Pontypridd Urban District Council election of 1899 there were contests in two of the six wards.
(*) denotes sitting member In the Pontypridd Urban District Council election of 1900 there were contests in four of the six wards.
[14] (*) denotes sitting member A by-election was held in the Town ward in May 1903 to fill the vacancy left by the resignation of Arthur Seaton.
[18] (*) denotes sitting member Note: Jones's potential opponent, H. E. Crane, dropped out of the race before election day.