Two by-elections for the class of Councillors elected in 1953 were held simultaneously: The candidates with the 51st and 52nd highest vote shares in the national vote (one Socialist and one Liberal Democrat) were elected for three-year terms.
In 1953, there were two concurrent elections held to select councillors. The individuals ranked 51st and 52nd in national voting results (one from a Socialist background and one from a Liberal Democrat party) were chosen for three-year terms.