Winston Towers 300 is an existing 23-story high-rise located in Sunny Isles Beach, Florida. There is no 13th floor. The building was built in approximately 1973. The occupancy of this building, as classified in the Florida Fire Prevention Code, is a multiple, mixed, existing apartment occupancy with assembly, parking, storage, and other incidental uses. There are 416 dwelling units. The lowest level is the ground level, which serves as the floor of discharge. The fire pump, generator, and main electrical rooms are located on the ground level.

The building is served by 4 enclosed exit stairs. Construction is Type I.