According to his attestation papers dated September 22, 1914 at Valcartier, Quebec, George Rush was born in London, England on February 5, 1895. He listed his father, George Rush, Humber Bay, Ontario as his next of kin. He was single and a market gardener. He was a member of a active militia with 6 months experience with the 10th Royal. He was 19 years and 6 months of age and stood 5 feet 5 inches tall. He had blue eyes, brown hair and a fair complexion. He was a member of the Church of England.
His brother Charles also enlisted.
In the 1911 census he is living with is family on Salisbury Avenue (present day Park Lawn Road). The records indicate that his father George emigrated from England in 1891. His mother Florence and the children followed in 1903.