| Rank | Median Age ▲ | School District / Population |
| 1. | 29.60 | Leon County School District / 275,487 |
| 2. | 30.10 | Alachua County School District / 247,336 |
| 3. | 32.80 | Hardee County School District / 27,731 |
| 3. | 32.80 | Hendry County School District / 39,140 |
| 5. | 33.70 | Orange County School District / 1,145,956 |
| 6. | 35.60 | Osceola County School District / 268,685 |
| 7. | 35.80 | Duval County School District / 864,263 |
| 8. | 36.00 | Baker County School District / 27,115 |
| 9. | 36.10 | Hillsborough County School District / 1,229,226 |
| 10. | 36.20 | Lafayette County School District / 8,870 |
| 11. | 37.00 | Liberty County School District / 8,365 |
| 12. | 37.60 | Escambia County School District / 297,619 |
| 13. | 38.00 | Clay County School District / 190,865 |
| 14. | 38.10 | DeSoto County School District / 34,862 |
| 14. | 38.10 | Hamilton County School District / 14,799 |
| 16. | 38.20 | Seminole County School District / 422,718 |
| 16. | 38.20 | Dade County School District / 2,496,435 |
| 18. | 38.30 | Okaloosa County School District / 180,822 |
| 19. | 38.60 | Okeechobee County School District / 39,996 |
| 20. | 38.80 | Wakulla County School District / 30,776 |
| 21. | 38.90 | Gadsden County School District / 46,389 |
| 22. | 39.10 | Union County School District / 15,535 |
| 23. | 39.20 | Santa Rosa County School District / 151,372 |
| 24. | 39.50 | Bradford County School District / 28,520 |
| 24. | 39.50 | Bay County School District / 168,852 |
| 26. | 39.70 | Calhoun County School District / 14,625 |
| 26. | 39.70 | Broward County School District / 1,748,066 |
| 28. | 39.80 | Polk County School District / 602,095 |
| 29. | 39.90 | Columbia County School District / 67,531 |
| 30. | 40.20 | Madison County School District / 19,224 |
| 31. | 40.30 | Washington County School District / 24,896 |
| 32. | 40.50 | Jackson County School District / 49,746 |
| 33. | 40.60 | Gilchrist County School District / 16,939 |
| 34. | 41.10 | Taylor County School District / 22,570 |
| 35. | 41.30 | Holmes County School District / 19,927 |
| 36. | 42.10 | Walton County School District / 55,043 |
| 37. | 42.20 | St. Johns County School District / 190,039 |
| 37. | 42.20 | Suwannee County School District / 41,551 |
| 39. | 42.40 | St. Lucie County School District / 277,789 |
| 39. | 42.40 | Franklin County School District / 11,549 |
| 41. | 42.70 | Gulf County School District / 15,863 |
| 42. | 42.90 | Nassau County School District / 73,314 |
| 43. | 43.10 | Glades County School District / 12,884 |
| 44. | 43.40 | Putnam County School District / 74,364 |
| 45. | 43.50 | Palm Beach County School District / 1,320,134 |
| 46. | 43.60 | Pasco County School District / 464,697 |
| 47. | 44.10 | Jefferson County School District / 14,761 |
| 48. | 45.00 | Levy County School District / 40,801 |
| 49. | 45.30 | Volusia County School District / 494,593 |
| 50. | 45.40 | Dixie County School District / 16,422 |
| 51. | 45.50 | Brevard County School District / 543,376 |
| 52. | 45.60 | Lake County School District / 297,052 |
| 52. | 45.60 | Lee County School District / 618,754 |
| 54. | 45.70 | Manatee County School District / 322,833 |
| 55. | 46.30 | Pinellas County School District / 916,542 |
| 56. | 46.40 | Monroe County School District / 73,090 |
| 57. | 46.90 | Collier County School District / 321,520 |
| 58. | 47.30 | Marion County School District / 331,298 |
| 59. | 47.50 | Flagler County School District / 95,696 |
| 60. | 47.70 | Hernando County School District / 172,778 |
| 61. | 49.10 | Indian River County School District / 138,028 |
| 62. | 49.70 | Martin County School District / 146,318 |
| 63. | 51.50 | Highlands County School District / 98,786 |
| 64. | 52.50 | Sarasota County School District / 379,448 |
| 65. | 54.00 | Citrus County School District / 141,236 |
| 66. | 55.90 | Charlotte County School District / 159,978 |
| 67. | 62.70 | Sumter County School District / 93,420 |
Please note that we only rank locations with 'Median Age' data. The rank above might not be a complete list. Locations without 'Median Age' data are not listed.
