Amalia Colon, of Schenectady, was last seen on Thursday, April 27, Schenectady Police announced on Wednesday, May 3.
Investigators said the teen may be with a female friend and may have traveled to the Bronx.
Colon is described as a white female, 5-feet-4-inches tall and 120 pounds, with brown hair, brown eyes, and a nose piercing.
She was last seen wearing a pink hooded sweatshirt with blue jeans.
Anyone with information on her whereabouts is asked to contact the Schenectady Police Department at 518-382-5256.
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