Police call for help to find missing Sydney teenager

New South Wales police officers are searching for a 13-year-old Sydney boy who went missing in the early hours of Sunday morning.

Dylan Kennedy, was last seen in Wentworthville, western Sydney about 4am on Sunday.

A search was launched for Dylan when it was discovered that he was missing and police were notified.

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Police and family hold concerns for Dylan's welfare due to his young age.

Dylan is described as being of Caucasian appearance, about 170cm tall, of thin build with brown hair.

The teenager was last seen wearing denim shorts, a black hoodie, and black TN sneakers.

Dylan is known to frequent railway stations and the Wentworthville, Sydney CBD, Sutherland and Parramatta areas.

Anyone with information into his whereabouts is urged to contact Parramatta Police or Crime Stoppers on 1800 333 000.