The News Herald of Panama City reports Bay County Sheriff's deputies found the woman dead when they responded to a 911 call at Regency Towers on Thursday afternoon.
Authorities haven't released the woman's name. But they say she was visiting Panama City Beach from McMinnville, Tenn.
No foul play is suspected.
Her body has been turned over to the medical examiner's office for an autopsy.
No further details were immediately available.