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.
In 1863, Scoble was chosen for the Legislative Assembly of the Province of Canada representing West Elgin after George Macbeth's election was deemed invalid. He was then re-elected in the subsequent general election held later that same year.