Belle Isle is a city in Orange County, Florida, United States. The population was 7,032 at the 2020 census. It is part of the Orlando–Kissimmee–Sanford Metropolitan Statistical Area. The Belle Isle area was first inhabited by the Timucua people circa the 9th century. The first organized government of Belle Isle was established in 1924, with C. H. Hoffner as the community's first mayor. This government lasted until 1928, when it was deactivated. Belle Isle was re-established in 1954, and has been running continuously since.