| Rank | Welsh as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 5.1% | Maine Consolidated School District / 1,003 |
| 2. | 4.7% | Joseph City Unified District / 1,576 |
| 3. | 4.4% | Concho Elementary District / 2,538 |
| 4. | 3.4% | Yarnell Elementary District / 1,231 |
| 5. | 3.3% | Littlefield Unified District / 2,540 |
| 6. | 3.2% | Quartzsite Elementary District / 5,387 |
| 7. | 3.1% | Pine Strawberry Elementary District / 2,208 |
| 8. | 2.8% | Tonto Basin Elementary District / 1,221 |
| 9. | 2.7% | Beaver Creek Elementary District / 5,105 |
| 10. | 2.6% | Fredonia-Moccasin Unified District / 2,517 |
| 11. | 2.6% | Round Valley Unified District / 8,582 |
| 12. | 2.6% | Clarkdale-Jerome Elementary District / 3,772 |
| 13. | 2.4% | Owens-Whitney Elementary District / 570 |
| 14. | 2.3% | Hackberry School District / 1,184 |
| 15. | 2.3% | Congress Elementary District / 1,828 |
| 16. | 1.9% | Bicentennial Union High School District / 9,528 |
| 17. | 1.9% | San Simon Unified District / 804 |
| 18. | 1.9% | Mohave Valley Elementary District / 22,177 |
| 18. | 1.9% | Alpine Elementary District / 401 |
| 20. | 1.8% | Kirkland Elementary District / 1,023 |
| 21. | 1.8% | Coolidge Unified District / 35,807 |
| 22. | 1.7% | Skull Valley Elementary District / 449 |
| 23. | 1.7% | Snowflake Unified District / 12,172 |
| 24. | 1.5% | Tombstone Unified District / 7,463 |
| 25. | 1.5% | Mingus Union High School District / 34,266 |
| 26. | 1.4% | Prescott Unified District / 56,880 |
| 26. | 1.4% | Pima Unified District / 4,373 |
| 26. | 1.4% | Catalina Foothills Unified District / 31,525 |
| 29. | 1.4% | Oracle Elementary District / 13,523 |
| 30. | 1.4% | Marana Unified District / 86,240 |
| 31. | 1.4% | Cottonwood-Oak Creek Elementary District / 30,494 |
| 31. | 1.4% | Seligman Unified District / 837 |
| 33. | 1.3% | Young Elementary School District / 407 |
| 34. | 1.3% | Flagstaff Unified District / 93,101 |
| 35. | 1.3% | Name N/A / 66,046 |
| 36. | 1.3% | Vernon Elementary District / 1,641 |
| 37. | 1.3% | Show Low Unified District / 15,373 |
| 38. | 1.3% | Cave Creek Unified District / 53,421 |
| 39. | 1.2% | Osborn Elementary District / 38,490 |
| 40. | 1.2% | Clifton Unified District / 2,903 |
| 40. | 1.2% | Holbrook Unified District / 10,176 |
| 42. | 1.2% | Valentine Elementary District / 186 |
| 43. | 1.1% | Heber-Overgaard Unified District / 4,055 |
| 44. | 1.1% | Payson Unified District / 21,631 |
| 44. | 1.1% | Vail Unified District / 50,994 |
| 46. | 1.1% | Continental Elementary District / 26,101 |
| 46. | 1.1% | Amphitheater Unified District / 134,440 |
| 46. | 1.1% | Chino Valley Unified District / 21,826 |
| 49. | 1.1% | Gilbert Unified District / 189,467 |
| 50. | 1.1% | Higley Unified District / 62,748 |
| 51. | 1.1% | Kyrene Elementary District / 155,302 |
| 52. | 1.0% | Miami Unified District / 8,975 |
| 52. | 1.0% | Liberty Elementary District / 23,470 |
| 54. | 1.0% | Scottsdale Unified District / 224,266 |
| 55. | 1.0% | Colorado River Union High School District / 64,652 |
| 55. | 1.0% | Sonoita Elementary District / 1,681 |
| 57. | 1.0% | Humboldt Unified District / 50,272 |
| 58. | 1.0% | Sedona-Oak Creek Joint Unified District / 14,374 |
| 58. | 1.0% | Lake Havasu Unified District / 55,708 |
| 60. | 0.9% | Flowing Wells Unified District / 28,987 |
| 61. | 0.9% | Benson Unified School District / 7,780 |
| 61. | 0.9% | Deer Valley Unified District / 239,388 |
| 63. | 0.9% | Madison Elementary District / 54,192 |
| 64. | 0.9% | Douglas Unified District / 21,545 |
| 64. | 0.9% | Morenci Unified District / 3,396 |
| 64. | 0.9% | Litchfield Elementary District / 73,909 |
| 64. | 0.9% | Tempe Union High School District / 300,672 |
| 64. | 0.9% | Apache Junction Unified District / 56,883 |
| 69. | 0.9% | Duncan Unified District / 2,223 |
| 70. | 0.9% | Palominas Elementary District / 9,836 |
| 70. | 0.9% | Bonita Elementary District / 1,518 |
| 72. | 0.9% | Bisbee Unified District / 7,130 |
| 73. | 0.8% | Paradise Valley Unified District / 246,814 |
| 74. | 0.8% | Queen Creek Unified District / 25,762 |
| 74. | 0.8% | Mesa Unified District / 458,673 |
| 74. | 0.8% | Tanque Verde Unified District / 11,898 |
| 77. | 0.8% | Wickenburg Unified District / 10,671 |
| 78. | 0.8% | Morristown Elementary District / 1,665 |
| 78. | 0.8% | Sahuarita Unified District / 26,552 |
| 80. | 0.8% | Tucson Unified District / 479,107 |
| 80. | 0.8% | Tempe School District / 145,370 |
| 82. | 0.7% | Sierra Vista Unified District / 49,053 |
| 82. | 0.7% | Ajo Unified District / 3,416 |
| 84. | 0.7% | Patagonia Union High School District / 2,905 |
| 85. | 0.7% | Chandler Unified District / 222,174 |
| 85. | 0.7% | Fountain Hills Unified District / 23,030 |
| 87. | 0.7% | Winslow Unified District / 11,729 |
| 88. | 0.7% | Washington Elementary District / 232,995 |
| 89. | 0.7% | Naco Elementary District / 1,681 |
| 90. | 0.6% | Peoria Unified School District / 211,900 |
| 90. | 0.6% | Palo Verde Elementary District / 2,075 |
| 92. | 0.6% | Nadaburg Unified School District / 7,828 |
| 93. | 0.6% | Mayer Unified District / 5,015 |
| 94. | 0.6% | Maricopa Unified School District / 45,298 |
| 94. | 0.6% | Yuma Elementary District / 101,752 |
| 94. | 0.6% | Casa Grande Elementary District / 61,105 |
| 97. | 0.6% | Agua Fria Union High School District / 120,394 |
| 98. | 0.6% | Florence Unified School District / 71,916 |
| 99. | 0.6% | Willcox Unified District / 7,809 |
| 100. | 0.6% | Pearce Elementary District / 1,977 |
| 101. | 0.6% | Tolleson Elementary District / 15,597 |
| 101. | 0.6% | Buckeye Union High School District / 64,134 |
| 101. | 0.6% | Toltec Elementary District / 11,665 |
| 101. | 0.6% | Williams Unified District / 5,615 |
| 105. | 0.5% | Name N/A / 2,139,438 |
| 106. | 0.5% | Dysart Unified District / 160,545 |
| 106. | 0.5% | Kingman Unified School District / 68,630 |
| 106. | 0.5% | Glendale Union High School District / 329,556 |
| 106. | 0.5% | Thatcher Unified District / 6,955 |
| 110. | 0.5% | Bullhead City School District / 39,991 |
| 111. | 0.5% | Casa Grande Union High School District / 84,541 |
| 112. | 0.5% | J. O. Combs Unified School District / 31,162 |
| 113. | 0.5% | Fort Huachuca Accommodation District / 5,428 |
| 113. | 0.5% | Red Rock Elementary District / 2,296 |
| 113. | 0.5% | Laveen Elementary District / 42,133 |
| 116. | 0.5% | St. David Unified District / 4,020 |
| 117. | 0.4% | Bouse Elementary District / 950 |
| 117. | 0.4% | Littleton Elementary District / 38,438 |
| 117. | 0.4% | Colorado City Unified District / 5,804 |
| 120. | 0.4% | Yuma Union High School District / 190,582 |
| 121. | 0.4% | Crane Elementary District / 43,272 |
| 121. | 0.4% | Salome Consolidated Elementary District / 2,424 |
| 123. | 0.4% | Altar Valley Elementary District / 6,420 |
| 124. | 0.4% | Mammoth-San Manuel Unified District / 5,401 |
| 124. | 0.4% | Blue Ridge Unified District / 15,727 |
| 124. | 0.4% | Patagonia Elementary District / 1,224 |
| 127. | 0.3% | Solomon Elementary District / 3,329 |
| 128. | 0.3% | Globe Unified District / 10,351 |
| 128. | 0.3% | Double Adobe Elementary District / 692 |
| 128. | 0.3% | Alhambra Elementary District / 89,328 |
| 131. | 0.3% | Phoenix Union High School District / 648,748 |
| 131. | 0.3% | Parker Unified School District / 10,932 |
| 131. | 0.3% | Safford Unified District / 15,946 |
| 134. | 0.3% | Saddle Mountain Unified School District / 7,573 |
| 135. | 0.3% | Valley Union High School District / 4,187 |
| 135. | 0.3% | Buckeye Elementary District / 37,342 |
| 137. | 0.3% | Arlington Elementary District / 1,247 |
| 138. | 0.3% | Chinle Unified District / 19,670 |
| 139. | 0.2% | Phoenix Elementary District / 54,589 |
| 140. | 0.2% | Santa Cruz Valley Unified District / 20,454 |
| 140. | 0.2% | Tolleson Union High School District / 166,262 |
| 140. | 0.2% | Somerton Elementary District / 21,781 |
| 140. | 0.2% | Glendale Elementary District / 96,561 |
| 144. | 0.2% | Ray Unified District / 3,669 |
| 145. | 0.2% | Page Unified District / 13,475 |
| 145. | 0.2% | Santa Cruz Valley Union High School District / 17,096 |
| 147. | 0.2% | Wellton Elementary District / 4,024 |
| 148. | 0.2% | Balsz Elementary District / 26,679 |
| 148. | 0.2% | Picacho Elementary District / 7,246 |
| 150. | 0.2% | Pendergast Elementary District / 69,209 |
| 151. | 0.1% | Roosevelt Elementary District / 97,634 |
| 151. | 0.1% | Creighton Elementary District / 62,583 |
| 153. | 0.1% | Eloy Elementary District / 7,554 |
| 153. | 0.1% | Antelope Union High School District / 5,838 |
| 153. | 0.1% | Indian Oasis-Baboquivari Unified District / 6,427 |
| 156. | 0.1% | Avondale Elementary District / 46,485 |
| 157. | 0.1% | Red Mesa Unified District / 8,184 |
| 157. | 0.1% | Sanders Unified District / 6,707 |
| 159. | 0.1% | Sunnyside Unified District / 88,148 |
| 160. | 0.1% | Camp Verde Unified District / 11,307 |
| 161. | 0.1% | St. Johns Unified District / 3,947 |
| 162. | 0.1% | Cartwright Elementary District / 115,064 |
| 162. | 0.1% | Nogales Unified District / 22,248 |
| 164. | 0.0% | Isaac Elementary District / 44,051 |
| 165. | 0.0% | Murphy Elementary District / 14,300 |
| 166. | 0.0% | Fowler Elementary District / 28,655 |
Please note that we only rank locations with 'Welsh as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Welsh 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.
