Police are asking for public help finding a Portland man who has been missing for at least a month.

Police say 57-year-old John Maddocks was last seen at the end of August.

Officers did not say where he was last seen.

Maddocks is described as 5’5” tall, 155 pounds, with brown eyes.

Police say he has a history of mental health challenges and may be within Portland’s homeless population.

Anyone with information on Maddocks whereabouts is urged to contact the Portland Police Department at 207-874-8575.