In the 1901 census he was living with his parents at 15 Marton St (?), Port Clarence, Co Durham, aged 6, born in Port Clarence, Co Durham.
In 1911 he was living with his mother and siblings Francis, Hugh and Margaret. He was an errand boy with a firm of wine and spirit merchants.
No marriage in the Mbro/Stockton area.
_________________
His death record on FindMyPast:
First name(s) James
Last name Mellon
Birth year 1895
Age 23
Death year 1918
Death date 22 Mar 1918
Number 24705
Rank Private
Unit 9th Bn.
Regiment King's Own Yorkshire Light Infantry
Grave reference Panel 59 and 60.
Cemetery or memorial Pozieres Memorial
Burial country France
Additional information Son of the late Neal and Margaret Mellon.
Link
https://www.cwgc.org/find/find-war-deadWar First World War, 1914-1918
Record set Commonwealth War Graves Commission Debt Of Honour
_________________