Background
He was the son of William Armstrong and descended from Irish immigrants to Canada.
He was the son of William Armstrong and descended from Irish immigrants to Canada.
He served as reeve of Gloucester Township from 1952 to 1972. They had three children, Jack, Robert and Richard. He took over the operation of the family dairy farm and expanded its size.
During his period in office as reeve, Gloucester Hydro and the Gloucester Police Force were established.
Armstrong also served three years as warden for Carleton County. The Earl Armstrong Arena and Earl Armstrong Road, both in parts of the city of Ottawa which were formerly part of Gloucester Township, were named in his honour.