Scoble was elected to the Legislative Assembly of the Province of Canada in West Elgin in 1863 after the election of George Macbeth was declared invalid; he was re-elected in the general election that followed later that year.
Scoble was chosen to represent West Elgin in the Legislative Assembly of the Province of Canada following George Macbeth's election being overturned; he was re-elected during the subsequent general election that year.