| Rank | Irish as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 27.1% | Piedmont City School District / 6,553 |
| 2. | 25.4% | Winfield City School District / 6,500 |
| 3. | 24.9% | Hartselle City School District / 13,219 |
| 4. | 24.3% | Haleyville City School District / 8,713 |
| 5. | 24.0% | Jasper City School District / 13,960 |
| 6. | 22.7% | Geneva City School District / 6,553 |
| 6. | 22.7% | Muscle Shoals City School District / 12,803 |
| 8. | 22.6% | Cullman City School District / 14,868 |
| 9. | 22.4% | Cullman County School District / 65,742 |
| 10. | 22.4% | Walker County School District / 54,920 |
| 11. | 22.0% | Morgan County School District / 46,710 |
| 12. | 21.9% | Leeds City School District / 10,795 |
| 13. | 21.7% | Winston County School District / 15,727 |
| 14. | 21.2% | Geneva County School District / 19,247 |
| 15. | 21.0% | Arab City School District / 7,942 |
| 16. | 20.9% | Clay County School District / 13,769 |
| 17. | 20.8% | Colbert County School District / 24,413 |
| 18. | 20.1% | Blount County School District / 50,019 |
| 19. | 20.0% | Oxford City School District / 20,176 |
| 20. | 19.8% | Lauderdale County School District / 51,180 |
| 21. | 19.4% | Dale County School District / 15,106 |
| 22. | 19.3% | Etowah County School District / 58,902 |
| 23. | 19.3% | Cherokee County School District / 24,427 |
| 24. | 19.1% | Limestone County School District / 49,474 |
| 25. | 19.0% | Cleburne County School District / 14,454 |
| 26. | 18.4% | Calhoun County School District / 55,795 |
| 27. | 18.4% | Fayette County School District / 15,919 |
| 28. | 18.3% | Marion County School District / 24,397 |
| 29. | 18.1% | Attalla City School District / 6,584 |
| 30. | 18.1% | DeKalb County School District / 54,334 |
| 31. | 18.0% | Opp City School District / 6,573 |
| 32. | 17.9% | Guntersville City School District / 8,288 |
| 33. | 17.7% | Florence City School District / 37,370 |
| 34. | 17.7% | St. Clair County School District / 50,185 |
| 35. | 17.0% | Tuscumbia City School District / 8,220 |
| 36. | 17.0% | Trussville City School District / 18,280 |
| 37. | 16.9% | Lamar County School District / 14,438 |
| 38. | 16.6% | Shelby County School District / 162,179 |
| 39. | 16.5% | Elba City School District / 5,468 |
| 40. | 16.4% | Washington County School District / 17,212 |
| 41. | 16.3% | Lee County School District / 46,386 |
| 42. | 16.0% | Baldwin County School District / 171,997 |
| 43. | 15.6% | Tuscaloosa County School District / 90,500 |
| 44. | 15.6% | Russellville City School District / 8,861 |
| 45. | 15.3% | Marshall County School District / 44,834 |
| 46. | 15.1% | Lawrence County School District / 34,094 |
| 47. | 15.1% | Boaz City School District / 8,247 |
| 48. | 15.0% | Coffee County School District / 17,272 |
| 49. | 14.8% | Fort Payne City School District / 13,849 |
| 50. | 14.7% | Autauga County School District / 49,584 |
| 50. | 14.7% | Tallassee City School District / 8,165 |
| 52. | 14.7% | Scottsboro City School District / 14,731 |
| 53. | 14.6% | Vestavia Hills City School District / 31,191 |
| 54. | 14.6% | Elmore County School District / 70,273 |
| 55. | 14.5% | Franklin County School District / 21,986 |
| 56. | 14.5% | Madison City School District / 39,652 |
| 57. | 14.4% | Decatur City School District / 55,387 |
| 58. | 14.3% | Daleville City School District / 9,549 |
| 59. | 14.1% | Tallapoosa County School District / 21,309 |
| 60. | 14.1% | Sheffield City School District / 9,110 |
| 61. | 13.9% | Houston County School District / 32,965 |
| 62. | 13.9% | Athens City School District / 22,589 |
| 63. | 13.8% | Auburn City School District / 55,439 |
| 64. | 13.7% | Roanoke City School District / 6,614 |
| 64. | 13.7% | Hoover City School District / 69,879 |
| 66. | 13.7% | Madison County School District / 106,841 |
| 67. | 13.6% | Bibb County School District / 21,464 |
| 68. | 13.4% | Russell County School District / 22,218 |
| 68. | 13.4% | Jefferson County School District / 225,213 |
| 70. | 13.4% | Jackson County School District / 38,167 |
| 71. | 13.3% | Oneonta City School District / 6,785 |
| 72. | 12.6% | Thomasville City School District / 6,936 |
| 73. | 12.6% | Ozark City School District / 16,502 |
| 74. | 12.4% | Crenshaw County School District / 13,687 |
| 75. | 12.2% | Randolph County School District / 15,890 |
| 76. | 12.2% | Henry County School District / 16,580 |
| 77. | 12.2% | Homewood City School District / 24,019 |
| 78. | 12.0% | Chilton County School District / 42,272 |
| 79. | 12.0% | Gadsden City School District / 36,893 |
| 80. | 11.9% | Huntsville City School District / 169,448 |
| 81. | 11.8% | Pell City City School District / 26,230 |
| 82. | 11.8% | Mobile County School District / 405,331 |
| 83. | 11.7% | Jacksonville City School District / 9,707 |
| 84. | 11.6% | Chambers County School District / 27,416 |
| 85. | 11.4% | Dothan City School District / 64,734 |
| 86. | 11.4% | Albertville City School District / 19,405 |
| 87. | 11.3% | Talladega County School District / 47,659 |
| 88. | 10.8% | Enterprise City School District / 24,326 |
| 89. | 10.8% | Monroe County School District / 22,790 |
| 90. | 10.7% | Clarke County School District / 19,502 |
| 91. | 10.6% | Covington County School District / 21,417 |
| 92. | 10.4% | Troy City School District / 14,631 |
| 93. | 10.4% | Mountain Brook City School District / 20,989 |
| 94. | 10.2% | Opelika City School District / 26,395 |
| 95. | 10.1% | Fort Rucker School District / 6,204 |
| 96. | 10.0% | Escambia County School District / 32,314 |
| 97. | 10.0% | Andalusia City School District / 8,698 |
| 98. | 10.0% | Phenix City City School District / 30,260 |
| 99. | 9.9% | Alexander City City School District / 17,745 |
| 100. | 9.8% | Tarrant City School District / 6,601 |
| 101. | 9.6% | Lanett City School District / 7,288 |
| 102. | 9.5% | Butler County School District / 20,189 |
| 103. | 9.2% | Choctaw County School District / 14,229 |
| 104. | 9.1% | Pickens County School District / 19,528 |
| 105. | 9.1% | Midfield City School District / 5,250 |
| 106. | 9.0% | Tuscaloosa City School District / 88,254 |
| 107. | 9.0% | Brewton City School District / 5,247 |
| 108. | 8.8% | Demopolis City School District / 7,325 |
| 109. | 8.5% | Talladega City School District / 16,882 |
| 110. | 8.2% | Dallas County School District / 24,097 |
| 111. | 8.1% | Coosa County School District / 10,777 |
| 112. | 7.6% | Anniston City School District / 23,550 |
| 113. | 7.5% | Sylacauga City School District / 12,962 |
| 114. | 7.5% | Marengo County School District / 9,038 |
| 115. | 7.4% | Maxwell AFB School District / 2,388 |
| 116. | 7.2% | Eufaula City School District / 14,457 |
| 117. | 7.2% | Barbour County School District / 15,206 |
| 118. | 6.3% | Linden City School District / 4,847 |
| 119. | 6.2% | Hale County School District / 17,994 |
| 120. | 6.2% | Conecuh County School District / 13,114 |
| 121. | 5.9% | Montgomery County School District / 221,981 |
| 122. | 5.3% | Pike County School District / 15,505 |
| 123. | 4.6% | Wilcox County School District / 12,552 |
| 124. | 4.5% | Birmingham City School District / 231,486 |
| 125. | 4.2% | Perry County School District / 10,689 |
| 126. | 3.8% | Bessemer City School District / 28,993 |
| 127. | 3.8% | Selma City School District / 18,651 |
| 128. | 3.7% | Greene County School District / 9,112 |
| 129. | 3.7% | Sumter County School District / 13,267 |
| 130. | 3.0% | Lowndes County School District / 12,632 |
| 131. | 2.3% | Macon County School District / 22,304 |
| 132. | 1.7% | Bullock County School District / 10,917 |
| 133. | 0.5% | Fairfield City School District / 11,503 |
Please note that we only rank locations with 'Irish as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Irish as First Ancestry Population 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.
