| Rank | Less than a High School Education Percentage ▼ | School District / Population |
| 1. | 40.1% | Hardee County School District / 27,521 |
| 2. | 38.0% | Hendry County School District / 39,030 |
| 3. | 32.5% | DeSoto County School District / 34,557 |
| 4. | 28.7% | Glades County School District / 12,617 |
| 5. | 28.5% | Okeechobee County School District / 39,883 |
| 6. | 27.4% | Dixie County School District / 16,196 |
| 7. | 26.1% | Hamilton County School District / 14,696 |
| 8. | 26.0% | Holmes County School District / 19,992 |
| 9. | 25.9% | Calhoun County School District / 14,372 |
| 10. | 25.3% | Madison County School District / 19,300 |
| 11. | 25.1% | Liberty County School District / 8,230 |
| 12. | 24.3% | Gadsden County School District / 46,031 |
| 13. | 23.6% | Bradford County School District / 28,750 |
| 14. | 23.0% | Dade County School District / 2,445,374 |
| 15. | 22.9% | Union County School District / 15,375 |
| 16. | 22.6% | Jackson County School District / 49,334 |
| 17. | 22.3% | Gulf County School District / 15,879 |
| 18. | 22.0% | Putnam County School District / 74,715 |
| 19. | 21.7% | Franklin County School District / 11,470 |
| 20. | 21.6% | Baker County School District / 26,548 |
| 21. | 21.3% | Taylor County School District / 22,000 |
| 22. | 21.3% | Washington County School District / 24,125 |
| 23. | 21.2% | Highlands County School District / 98,807 |
| 24. | 20.1% | Jefferson County School District / 14,583 |
| 25. | 20.1% | Suwannee County School District / 40,675 |
| 26. | 19.7% | Levy County School District / 40,415 |
| 27. | 18.9% | Gilchrist County School District / 16,683 |
| 28. | 18.7% | Lafayette County School District / 8,506 |
| 29. | 18.1% | Polk County School District / 590,116 |
| 30. | 18.0% | Columbia County School District / 66,964 |
| 31. | 16.6% | St. Lucie County School District / 269,659 |
| 32. | 15.7% | Walton County School District / 53,366 |
| 33. | 15.6% | Osceola County School District / 258,531 |
| 34. | 15.6% | Marion County School District / 326,833 |
| 35. | 15.5% | Wakulla County School District / 29,368 |
| 36. | 15.5% | Sumter County School District / 85,891 |
| 37. | 15.2% | Collier County School District / 316,931 |
| 38. | 15.0% | Citrus County School District / 140,686 |
| 39. | 14.4% | Hernando County School District / 170,337 |
| 40. | 14.2% | Hillsborough County School District / 1,200,236 |
| 41. | 13.9% | Pasco County School District / 456,514 |
| 42. | 13.7% | Indian River County School District / 135,518 |
| 43. | 13.7% | Bay County School District / 166,798 |
| 44. | 13.5% | Nassau County School District / 71,099 |
| 45. | 13.3% | Lee County School District / 606,165 |
| 46. | 13.3% | Escambia County School District / 297,940 |
| 47. | 13.2% | Palm Beach County School District / 1,299,356 |
| 48. | 13.1% | Lake County School District / 291,671 |
| 49. | 13.1% | Manatee County School District / 318,619 |
| 49. | 13.1% | Orange County School District / 1,116,094 |
| 51. | 12.9% | Broward County School District / 1,734,139 |
| 52. | 12.8% | Duval County School District / 854,848 |
| 53. | 12.7% | Volusia County School District / 496,053 |
| 54. | 11.9% | Pinellas County School District / 918,263 |
| 55. | 11.7% | Charlotte County School District / 159,385 |
| 56. | 11.6% | Santa Rosa County School District / 147,838 |
| 57. | 11.5% | Martin County School District / 144,322 |
| 58. | 10.3% | Alachua County School District / 244,247 |
| 59. | 10.2% | Monroe County School District / 73,065 |
| 60. | 9.8% | Flagler County School District / 91,806 |
| 61. | 9.7% | Clay County School District / 186,076 |
| 62. | 9.5% | Leon County School District / 270,409 |
| 63. | 9.4% | Brevard County School District / 540,583 |
| 64. | 9.4% | Sarasota County School District / 376,200 |
| 65. | 9.3% | Okaloosa County School District / 182,076 |
| 66. | 9.3% | Seminole County School District / 417,330 |
| 67. | 7.2% | St. Johns County School District / 180,624 |
Please note that we only rank locations with 'Less than a High School Education Percentage' data. The rank above might not be a complete list. Locations without 'Less than a High School Education Percentage' data are not listed.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
