UPDATE 3:38 A.M.:
Both missing girls were located off-island and are safe.
The Marco Island Police Department is searching for two missing 13-year-old girls.
Grace Penrod was last seen Feb. 17, at approximately 3:30 p.m., in the vicinity of Bald Eagle Dr. and N. Barfield Dr.
She was riding a brown and orange bike and is possibly wearing a Marco Island Charter Middle School Uniform.
Police believe Grace is with another missing 13-year-old girl, Maybeline Ramirez-Pineda, also from Marco Island.
If you see Grace or Maybeline, please call the Marco Island Police Department at (239) 389-5050 immediately.