He has links to south London and is known to frequent the Greenwich and Woolwich areas
Hayden Field was last seen on Monday 31 July after leaving his home in Newham, East London at around 8.30pm.
Hayden Field has been missing for a week
He has been described as white, slim and approximately 5ft 4 inches tall.
There is no information on what he was wearing when he disappeared.
Police are now hunting for Hayden and have urged anyone with information to come forward.
The 12-year-old has links to south London and is known to frequent the Greenwich and Woolwich areas.
It is also thought he is using the transport network in and out of Waterloo.
Anyone who has seen Hayden or knows of his whereabouts is asked to contact officers at Newham CID on 101 or alternatively call the charity Missing People on 116000.
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