He died in the Mitcham Military Hospital (the Holborn Union Workhouse on Western Road) and his name is on the memorial.

From CWGC

Rank: Private
Service No: 6298
Date of Death: 31/12/1917
Age: 30
Regiment/Service: Scots Guards 3rd Bn.
Grave Reference: 10. 107.
Cemetery: MITCHAM (CHURCH ROAD) BURIAL GROUND
Additional Information: Son of Charles and Sarah Avery, of 14, Selkirk St., Dewsbury Rd., Leeds. Born at Mitcham.

In the 1900 electoral register, there is a Charles Avery living at 9 Sarah’s Place, Church Road.