20 metropolitan statistical areas, e.g., the Orlando-Kissimmee MSA encompasses all of Lake, Orange, Osceola & Seminole counties
316 county subdivisions, sometimes with names similar to places contained within them, e.g., Orange County has 6 subdivisions (Apopka CCD, East Orange CCD, Orlando CCD, Southwest Orange CCD, Union Park CCD, Winter Garden-Ocoee CCD)
920 places -- which occasionally extend across county boundaries
411 incorporated places, e.g., Orange County has 13 incorporated places (Apopka, Bay Lake, Belle Isle, Eatonville, Edgewood, Lake Buena Vista, Maitland, Oakland, Ocoee, Orlando, Windermere, Winter Garden, Winter Park)
268 cities, 124 towns, 19 villages
509 census designated places, e.g., Orange County has 33 census designated places, including Alafaya, Aloma, Bithlo, Christmas, Four Corners (area includes part of Lake, Osceola, & Polk counties), Goldenrod (area includes part of Seminole County), Union Park, and University
provides "a Longitudinal Tract Data Base (LTDB), which provides public-use tools to create estimates within 2010 tract boundaries for any tract-level data (from the census or other sources) that are available for prior years as early as 1970."