In 1911 the Quincey family were at 13 Carlton Road, Aston. Everyone in the family is shown as 'born Small Heath'
Christopher Quincey age 45, Filer
Rose Quincey, wife age 41
Christopher Quincey age 18 Machinist
Drucilla Quincey age 16 Pinafore maker
George Quincey age 14 school *the boy soldier*
Nellie Quincey age 10 school
Florie Quincey age 7 school
Edward Quincey age 5
Leonard Quincey age 6mths
The CWGC entry is here
https://www.cwgc.org/search/casualty_details.aspx?casualty=1625236
It give his home address as 189, Montgomery St., Sparkbrook, Birmingham
His medal card indicates he arrived at the front line on 12th August 1914