| Rank | United States American as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 48.8% | West Carroll Parish School District / 11,522 |
| 2. | 37.3% | La Salle Parish School District / 14,874 |
| 3. | 36.7% | Catahoula Parish School District / 10,273 |
| 4. | 36.4% | Richland Parish School District / 20,845 |
| 5. | 30.5% | Caldwell Parish School District / 10,008 |
| 6. | 27.8% | St. Mary Parish School District / 53,784 |
| 7. | 24.6% | Webster Parish School District / 40,890 |
| 8. | 23.7% | Rapides Parish School District / 132,199 |
| 9. | 23.3% | Franklin Parish School District / 20,645 |
| 10. | 22.8% | Grant Parish School District / 22,363 |
| 11. | 22.3% | Red River Parish School District / 8,937 |
| 12. | 22.2% | Ouachita Parish School District / 105,830 |
| 13. | 21.9% | Concordia Parish School District / 20,609 |
| 14. | 21.4% | Central Community School District / 29,021 |
| 15. | 20.9% | Claiborne Parish School District / 16,817 |
| 16. | 20.5% | Tensas Parish School District / 5,008 |
| 17. | 20.1% | Madison Parish School District / 12,008 |
| 18. | 19.4% | Plaquemines Parish School District / 23,545 |
| 19. | 18.8% | Bossier Parish School District / 121,918 |
| 20. | 18.7% | Iberia Parish School District / 73,735 |
| 21. | 18.1% | Avoyelles Parish School District / 41,604 |
| 22. | 17.9% | De Soto Parish School District / 26,968 |
| 23. | 17.8% | Livingston Parish School District / 132,160 |
| 24. | 17.5% | Washington Parish School District / 34,652 |
| 25. | 17.0% | Cameron Parish School District / 6,713 |
| 26. | 16.6% | Zachary Community School District / 22,403 |
| 27. | 16.1% | East Feliciana Parish School District / 19,964 |
| 28. | 14.7% | Pointe Coupee Parish School District / 22,631 |
| 29. | 14.5% | Sabine Parish School District / 24,286 |
| 30. | 14.4% | West Feliciana Parish School District / 15,485 |
| 31. | 14.2% | East Carroll Parish School District / 7,602 |
| 32. | 13.6% | Bienville Parish School District / 14,122 |
| 33. | 13.5% | Union Parish School District / 22,623 |
| 34. | 13.5% | Bogalusa City School District / 12,071 |
| 35. | 13.5% | Beauregard Parish School District / 36,109 |
| 36. | 13.3% | Vermilion Parish School District / 58,784 |
| 37. | 13.1% | Winn Parish School District / 15,000 |
| 38. | 12.9% | Allen Parish School District / 25,691 |
| 39. | 12.5% | St. Tammany Parish School District / 239,814 |
| 40. | 12.4% | Assumption Parish School District / 23,170 |
| 41. | 12.2% | West Baton Rouge Parish School District / 24,347 |
| 42. | 12.2% | St. Martin Parish School District / 52,823 |
| 43. | 12.2% | Jefferson Davis Parish School District / 31,492 |
| 44. | 12.1% | Acadia Parish School District / 62,031 |
| 45. | 11.4% | Lafourche Parish School District / 97,235 |
| 46. | 11.2% | Vernon Parish School District / 52,844 |
| 47. | 11.1% | Jackson Parish School District / 16,199 |
| 48. | 10.8% | Caddo Parish School District / 255,529 |
| 49. | 10.5% | Morehouse Parish School District / 27,319 |
| 50. | 10.1% | Evangeline Parish School District / 33,778 |
| 51. | 9.5% | Lafayette Parish School District / 228,084 |
| 52. | 8.9% | Lincoln Parish School District / 47,243 |
| 53. | 8.8% | Terrebonne Parish School District / 112,167 |
| 54. | 8.7% | Calcasieu Parish School District / 194,943 |
| 55. | 8.5% | Monroe City School District / 49,455 |
| 56. | 8.4% | East Baton Rouge Parish School District / 378,390 |
| 57. | 8.1% | Tangipahoa Parish School District / 124,125 |
| 58. | 7.7% | Ascension Parish School District / 112,308 |
| 58. | 7.7% | Iberville Parish School District / 33,375 |
| 60. | 7.5% | Natchitoches Parish School District / 39,359 |
| 61. | 7.0% | Baker City School District / 13,784 |
| 62. | 7.0% | St. Helena Parish School District / 10,937 |
| 63. | 6.5% | St. James Parish School District / 21,782 |
| 64. | 6.1% | St. Landry Parish School District / 83,518 |
| 65. | 5.9% | St. Charles Parish School District / 52,616 |
| 66. | 5.4% | Jefferson Parish School District / 434,528 |
| 67. | 4.9% | St. John the Baptist Parish School District / 44,570 |
| 68. | 4.9% | St. Bernard Parish School District / 41,114 |
| 69. | 3.5% | Orleans Parish School District / 368,471 |
Please note that we only rank locations with 'United States American as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'United States American as First Ancestry Population Percentage' data are not listed.
