He represented Hastings West in the Legislative Assembly of Ontario from 1883 to 1886 as a Liberal member.
He was born in Fredericksburgh Township, Lennox County and educated in Picton.
With his brother, Sills owned a sawmill, gristmill and paper mill in Frankford.
Sills was an unsuccessful candidate for Hastings West in the 1886 general election.
This article about an Ontario Liberal Party MPP is a stub.