Background
Mitchell was born in Cramahe, Canada West (now Ontario), to Esther L. Sweet and Samuel Mitchell. He was educated at public school and a commercial college.
Mitchell was born in Cramahe, Canada West (now Ontario), to Esther L. Sweet and Samuel Mitchell. He was educated at public school and a commercial college.
He moved to Manitoba in 1881, and became president of the Manitoba Printing and Engraving Corporation. He was also an alderman in Winnipeg for four years, and during part of 1900, acting mayor. He was elected to the Manitoba legislature in the 1907 provincial election, winning a fairly easily victory over his Liberal opponent in Winnipeg North.
He lost to Liberal candidate Solomon Hart Green by 620 votes in the 1910 election.
He served as Quartermaster of the 10th Battalion during World War I, and was later Honorary Colonel of the regiment. He died in Winnipeg and is buried in the Saint James Anglican Cemetery there.
He served in the Legislative Assembly of Manitoba from 1908 to 1910, as a member of the Conservative Party.