Zion Allen, 14, was last seen Sunday, Aug. 14 around 9 p.m. in the 10000 block of Polk Square Court.
Allen has dark brown hair that he wears in locs and brown eyes. He was last seen wearing a black Nike jacket, white shorts, and red headphones.
The teen was carrying a multi-colored, "Jordan" backpack and was riding a blue and white bicycle.
Police and family are concerned for his welfare.
Anyone with information regarding the whereabouts of Zion Allen is asked to call the police non-emergency number at (301) 279-8000 (24-hour line) or the Special Victims Investigations Division at (240) 773-5400. Callers may remain anonymous.
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