| Rank | Irish as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 26.5% | Geneva City School District / 6,577 |
| 2. | 25.4% | Cullman City School District / 14,363 |
| 3. | 24.1% | Hartselle City School District / 13,187 |
| 4. | 23.2% | Cullman County School District / 65,553 |
| 5. | 22.8% | Winfield City School District / 6,658 |
| 6. | 22.5% | Winston County School District / 16,854 |
| 7. | 22.4% | Morgan County School District / 49,292 |
| 8. | 22.4% | Jasper City School District / 14,307 |
| 9. | 22.2% | Cleburne County School District / 14,680 |
| 10. | 22.1% | Haleyville City School District / 8,318 |
| 11. | 21.4% | Dale County School District / 15,912 |
| 12. | 21.4% | Walker County School District / 53,305 |
| 13. | 20.6% | Saraland City School District / 13,172 |
| 14. | 20.5% | Arab City School District / 7,928 |
| 15. | 20.3% | Cherokee County School District / 25,700 |
| 16. | 20.1% | Piedmont City School District / 6,468 |
| 17. | 19.8% | Etowah County School District / 59,770 |
| 18. | 19.6% | Marion County School District / 25,471 |
| 19. | 19.6% | Muscle Shoals City School District / 12,910 |
| 20. | 19.3% | Clay County School District / 14,040 |
| 21. | 19.0% | Geneva County School District / 19,964 |
| 22. | 19.0% | Colbert County School District / 24,080 |
| 23. | 19.0% | Blount County School District / 50,239 |
| 24. | 18.8% | DeKalb County School District / 56,176 |
| 25. | 18.8% | Trussville City School District / 18,349 |
| 26. | 18.4% | Leeds City School District / 11,314 |
| 27. | 18.2% | Oxford City School District / 22,522 |
| 28. | 18.0% | Guntersville City School District / 8,077 |
| 29. | 17.9% | Limestone County School District / 54,626 |
| 30. | 17.6% | Lauderdale County School District / 52,941 |
| 31. | 17.6% | Fayette County School District / 15,650 |
| 32. | 17.5% | Fort Payne City School District / 13,862 |
| 33. | 17.4% | Marshall County School District / 46,285 |
| 34. | 17.2% | Calhoun County School District / 57,191 |
| 35. | 17.0% | Lamar County School District / 14,743 |
| 36. | 16.7% | Washington County School District / 17,556 |
| 37. | 16.7% | Lee County School District / 54,279 |
| 38. | 16.4% | Florence City School District / 38,821 |
| 39. | 16.1% | Shelby County School District / 164,982 |
| 40. | 16.0% | Tuscaloosa County School District / 100,960 |
| 41. | 15.7% | Scottsboro City School District / 14,795 |
| 42. | 15.6% | Elmore County School District / 70,812 |
| 43. | 15.5% | Tuscumbia City School District / 8,315 |
| 44. | 15.5% | Sheffield City School District / 9,141 |
| 45. | 15.4% | Vestavia Hills City School District / 33,305 |
| 46. | 15.3% | Baldwin County School District / 175,791 |
| 47. | 15.3% | St. Clair County School District / 52,722 |
| 48. | 15.1% | Boaz City School District / 9,148 |
| 49. | 14.8% | Autauga County School District / 53,155 |
| 49. | 14.8% | Lawrence County School District / 34,235 |
| 51. | 14.5% | Madison City School District / 40,293 |
| 52. | 14.4% | Franklin County School District / 21,785 |
| 52. | 14.4% | Tallapoosa County School District / 22,018 |
| 54. | 14.3% | Decatur City School District / 55,253 |
| 55. | 14.3% | Bibb County School District / 22,610 |
| 56. | 14.3% | Ozark City School District / 16,705 |
| 57. | 14.2% | Houston County School District / 35,860 |
| 58. | 14.1% | Coffee County School District / 18,199 |
| 59. | 14.0% | Auburn City School District / 51,057 |
| 60. | 14.0% | Hoover City School District / 77,503 |
| 61. | 13.9% | Jackson County School District / 38,591 |
| 62. | 13.8% | Russellville City School District / 9,598 |
| 63. | 13.7% | Athens City School District / 21,059 |
| 64. | 13.5% | Madison County School District / 115,001 |
| 65. | 13.3% | Randolph County School District / 16,663 |
| 66. | 13.3% | Crenshaw County School District / 13,928 |
| 67. | 12.9% | Russell County School District / 23,766 |
| 68. | 12.8% | Chilton County School District / 43,121 |
| 69. | 12.8% | Jefferson County School District / 228,073 |
| 70. | 12.7% | Daleville City School District / 10,325 |
| 71. | 12.6% | Homewood City School District / 25,078 |
| 72. | 12.5% | Roanoke City School District / 6,154 |
| 73. | 12.4% | Attalla City School District / 6,143 |
| 74. | 12.0% | Gadsden City School District / 37,162 |
| 75. | 12.0% | Pickens County School District / 19,917 |
| 76. | 11.8% | Chambers County School District / 27,857 |
| 77. | 11.7% | Mountain Brook City School District / 20,381 |
| 78. | 11.6% | Dothan City School District / 64,299 |
| 78. | 11.6% | Midfield City School District / 5,384 |
| 80. | 11.6% | Mobile County School District / 395,448 |
| 81. | 11.5% | Thomasville City School District / 6,482 |
| 82. | 11.5% | Talladega County School District / 49,588 |
| 83. | 11.4% | Albertville City School District / 20,445 |
| 84. | 11.4% | Huntsville City School District / 170,615 |
| 85. | 11.2% | Henry County School District / 17,148 |
| 86. | 11.1% | Jacksonville City School District / 11,791 |
| 87. | 11.0% | Tallassee City School District / 8,359 |
| 88. | 10.8% | Escambia County School District / 32,605 |
| 89. | 10.5% | Pell City City School District / 26,136 |
| 90. | 10.5% | Opp City School District / 6,701 |
| 91. | 10.2% | Elba City School District / 5,150 |
| 92. | 10.0% | Oneonta City School District / 6,453 |
| 93. | 9.9% | Monroe County School District / 23,329 |
| 94. | 9.7% | Dallas County School District / 23,475 |
| 95. | 9.6% | Phenix City City School District / 31,704 |
| 96. | 9.5% | Opelika City School District / 25,867 |
| 97. | 9.3% | Enterprise City School District / 25,285 |
| 98. | 9.3% | Brewton City School District / 5,391 |
| 99. | 9.3% | Demopolis City School District / 7,570 |
| 100. | 9.2% | Alexander City City School District / 17,995 |
| 101. | 9.2% | Tarrant City School District / 6,723 |
| 102. | 8.8% | Marengo County School District / 8,742 |
| 103. | 8.7% | Tuscaloosa City School District / 87,371 |
| 104. | 8.7% | Butler County School District / 20,895 |
| 105. | 8.5% | Troy City School District / 17,207 |
| 106. | 8.4% | Andalusia City School District / 8,998 |
| 107. | 8.1% | Covington County School District / 21,909 |
| 108. | 8.1% | Choctaw County School District / 14,111 |
| 109. | 7.9% | Clarke County School District / 19,773 |
| 110. | 7.7% | Anniston City School District / 23,297 |
| 111. | 7.7% | Pike County School District / 14,940 |
| 112. | 7.7% | Fort Rucker School District / 5,373 |
| 113. | 7.4% | Coosa County School District / 11,470 |
| 114. | 7.4% | Conecuh County School District / 13,382 |
| 115. | 7.3% | Eufaula City School District / 13,228 |
| 116. | 7.2% | Sylacauga City School District / 12,789 |
| 117. | 7.1% | Lanett City School District / 6,722 |
| 118. | 7.0% | Talladega City School District / 15,993 |
| 119. | 6.5% | Barbour County School District / 14,471 |
| 120. | 5.4% | Hale County School District / 16,168 |
| 121. | 5.2% | Linden City School District / 4,984 |
| 122. | 5.0% | Montgomery County School District / 225,980 |
| 123. | 4.8% | Greene County School District / 9,255 |
| 124. | 4.4% | Maxwell AFB School District / 2,038 |
| 125. | 4.1% | Sumter County School District / 13,871 |
| 126. | 4.0% | Birmingham City School District / 216,392 |
| 127. | 3.7% | Perry County School District / 10,684 |
| 128. | 3.7% | Wilcox County School District / 12,012 |
| 129. | 3.6% | Selma City School District / 20,591 |
| 130. | 2.9% | Lowndes County School District / 11,731 |
| 131. | 2.8% | Bullock County School District / 10,923 |
| 131. | 2.8% | Bessemer City School District / 27,824 |
| 133. | 2.5% | Macon County School District / 21,699 |
| 134. | 0.2% | Fairfield City School District / 11,284 |
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.
