| Rank | Welsh as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 4.3% | Chesterfield School District / 3,617 |
| 2. | 3.3% | Harrisville School District / 923 |
| 3. | 3.1% | Columbia School District / 694 |
| 4. | 3.0% | Warren School District / 769 |
| 4. | 3.0% | Cornish School District / 1,665 |
| 6. | 2.9% | Franklin School District / 8,499 |
| 7. | 2.5% | Jackson School District / 990 |
| 8. | 2.4% | Eaton School District / 393 |
| 9. | 2.2% | Lafayette Regional School District / 2,099 |
| 10. | 2.1% | Moultonborough School District / 4,078 |
| 11. | 2.1% | Unity School District / 1,590 |
| 12. | 2.0% | Lyme School District / 1,857 |
| 13. | 2.0% | Gilmanton School District / 3,761 |
| 14. | 1.9% | Landaff School District / 475 |
| 15. | 1.9% | Croydon School District / 615 |
| 16. | 1.9% | Hampton School District / 15,189 |
| 17. | 1.8% | Albany School District / 875 |
| 18. | 1.7% | Grantham School District / 2,936 |
| 19. | 1.7% | Hooksett School District / 13,469 |
| 20. | 1.7% | Rivendell Interstate School District / 1,451 |
| 21. | 1.7% | Stoddard School District / 1,045 |
| 22. | 1.6% | North Hampton School District / 4,323 |
| 23. | 1.6% | Newington School District / 659 |
| 23. | 1.6% | Portsmouth School District / 21,140 |
| 25. | 1.6% | Hinsdale School District / 4,046 |
| 26. | 1.6% | Mont Vernon School District / 2,401 |
| 26. | 1.6% | Errol School District / 296 |
| 28. | 1.6% | Profile School District / 4,614 |
| 29. | 1.5% | Marlborough School District / 1,977 |
| 30. | 1.5% | Dover School District / 30,021 |
| 31. | 1.5% | Mascoma Valley Regional School District / 10,524 |
| 32. | 1.5% | White Mountain Regional School District / 8,169 |
| 33. | 1.4% | Washington School District / 1,071 |
| 34. | 1.4% | Chichester School District / 2,532 |
| 34. | 1.4% | Hillsboro-Deering Cooperative School District / 7,845 |
| 36. | 1.4% | Concord School District / 37,533 |
| 37. | 1.4% | Benton School District / 442 |
| 37. | 1.4% | Andover School District / 2,503 |
| 39. | 1.4% | Conway School District / 10,063 |
| 40. | 1.3% | Milford School District / 15,079 |
| 40. | 1.3% | Mason School District / 1,377 |
| 40. | 1.3% | Auburn School District / 4,993 |
| 43. | 1.3% | Hanover School District / 11,260 |
| 43. | 1.3% | Dresden School District / 11,260 |
| 45. | 1.3% | Clarksville School District / 336 |
| 45. | 1.3% | Winnacunnet Cooperative School District / 30,502 |
| 47. | 1.3% | Barnstead School District / 4,586 |
| 47. | 1.3% | Kearsarge Regional School District / 15,363 |
| 49. | 1.1% | Stratham School District / 7,238 |
| 50. | 1.1% | Candia School District / 3,921 |
| 51. | 1.1% | Fall Mountain Regional School District / 12,217 |
| 52. | 1.1% | Rollinsford School District / 2,540 |
| 52. | 1.1% | Bartlett School District / 2,793 |
| 52. | 1.1% | Coos County School District / 237 |
| 55. | 1.1% | Rye School District / 5,310 |
| 56. | 1.1% | Prospect Mountain High School Joint Maintenance Agreement District / 9,826 |
| 56. | 1.1% | Ashland School District / 1,653 |
| 58. | 1.1% | Holderness School District / 1,802 |
| 58. | 1.1% | Epsom School District / 4,572 |
| 58. | 1.1% | Oyster River Cooperative School District / 21,046 |
| 61. | 1.1% | East Kingston School District / 2,429 |
| 61. | 1.1% | Contoocook Valley School District / 18,682 |
| 63. | 1.0% | Hampton Falls School District / 2,287 |
| 64. | 1.0% | Tamworth School District / 2,854 |
| 64. | 1.0% | Rumney School District / 1,757 |
| 66. | 1.0% | Inter-Lakes School District / 8,518 |
| 66. | 1.0% | Newfound Area School District / 10,682 |
| 68. | 1.0% | Bethlehem School District / 2,515 |
| 69. | 0.9% | Thornton School District / 2,303 |
| 70. | 0.9% | Alton School District / 5,240 |
| 71. | 0.9% | Jaffrey-Rindge Cooperative School District / 11,463 |
| 71. | 0.9% | Name N/A / 363,140 |
| 73. | 0.9% | Lebanon School District / 13,275 |
| 73. | 0.9% | Lincoln-Woodstock School District / 2,535 |
| 73. | 0.9% | Bedford School District / 21,180 |
| 76. | 0.9% | Freedom School District / 1,197 |
| 76. | 0.9% | Souhegan Cooperative School District / 13,602 |
| 78. | 0.9% | Campton School District / 3,302 |
| 79. | 0.9% | Milan School District / 1,323 |
| 80. | 0.8% | Raymond School District / 10,165 |
| 80. | 0.8% | Barrington School District / 8,591 |
| 82. | 0.8% | Weare School District / 8,779 |
| 83. | 0.8% | Colebrook School District / 2,173 |
| 84. | 0.8% | Wakefield School District / 5,044 |
| 85. | 0.8% | Derry School District / 33,273 |
| 85. | 0.8% | Amherst School District / 11,201 |
| 85. | 0.8% | Merrimack School District / 25,540 |
| 85. | 0.8% | Newport School District / 6,498 |
| 89. | 0.7% | Chester School District / 4,759 |
| 89. | 0.7% | Madison School District / 2,496 |
| 91. | 0.7% | Monadnock Regional School District / 14,368 |
| 92. | 0.7% | Fremont School District / 4,268 |
| 92. | 0.7% | Goshen-Lempster Cooperative School District / 1,979 |
| 94. | 0.7% | Exeter Regional Cooperative School District / 32,302 |
| 94. | 0.7% | Keene School District / 23,389 |
| 96. | 0.7% | Pemi-Baker Regional School District / 18,692 |
| 96. | 0.7% | Piermont School District / 827 |
| 98. | 0.7% | John Stark Regional School District / 13,618 |
| 99. | 0.6% | Newmarket School District / 8,920 |
| 99. | 0.6% | Hollis School District / 7,679 |
| 101. | 0.6% | Pittsfield School District / 4,104 |
| 102. | 0.6% | Somersworth School District / 11,782 |
| 102. | 0.6% | Londonderry School District / 24,189 |
| 102. | 0.6% | Bow School District / 7,571 |
| 102. | 0.6% | Marlow School District / 890 |
| 106. | 0.6% | Rochester School District / 29,830 |
| 107. | 0.6% | Stewartstown School District / 1,014 |
| 107. | 0.6% | Hill School District / 1,210 |
| 109. | 0.6% | Farmington School District / 6,768 |
| 109. | 0.6% | Hopkinton School District / 5,608 |
| 111. | 0.6% | Surry School District / 821 |
| 112. | 0.5% | Wilton-Lyndeboro School District / 5,169 |
| 113. | 0.5% | Exeter School District / 14,371 |
| 113. | 0.5% | Shaker Regional School District / 9,764 |
| 115. | 0.5% | Hollis-Brookline Cooperative School District / 12,658 |
| 116. | 0.5% | Goffstown School District / 17,668 |
| 117. | 0.5% | Brentwood School District / 4,455 |
| 117. | 0.5% | Nashua School District / 86,823 |
| 119. | 0.5% | Mascenic Regional School District / 7,525 |
| 120. | 0.5% | Laconia School District / 16,062 |
| 121. | 0.4% | Merrimack Valley School District / 17,548 |
| 122. | 0.4% | Henniker School District / 4,839 |
| 123. | 0.4% | Bath School District / 871 |
| 123. | 0.4% | Plainfield School District / 2,570 |
| 123. | 0.4% | Newfields School District / 1,671 |
| 123. | 0.4% | Windham School District / 13,603 |
| 127. | 0.4% | Milton School District / 4,566 |
| 128. | 0.4% | Deerfield School District / 4,278 |
| 129. | 0.4% | Manchester School District / 109,786 |
| 129. | 0.4% | Winchester School District / 4,332 |
| 131. | 0.3% | Governor Wentworth Regional School District / 17,792 |
| 131. | 0.3% | Brookline School District / 4,979 |
| 133. | 0.3% | New Castle School District / 990 |
| 133. | 0.3% | Epping School District / 6,434 |
| 135. | 0.3% | Dunbarton School District / 2,756 |
| 135. | 0.3% | Winnisquam Regional School District / 11,392 |
| 135. | 0.3% | Gilford School District / 7,140 |
| 135. | 0.3% | Lisbon Regional School District / 2,218 |
| 139. | 0.3% | Greenland School District / 3,571 |
| 140. | 0.3% | Allenstown School District / 4,364 |
| 140. | 0.3% | South Hampton School District / 747 |
| 142. | 0.3% | Litchfield School District / 8,263 |
| 143. | 0.3% | Sanborn Regional School District / 10,689 |
| 144. | 0.3% | Wentworth School District / 916 |
| 144. | 0.3% | Plymouth School District / 6,959 |
| 146. | 0.2% | Berlin School District / 10,009 |
| 146. | 0.2% | Monroe School District / 948 |
| 146. | 0.2% | Northwood School District / 4,244 |
| 146. | 0.2% | Salem School District / 28,824 |
| 150. | 0.2% | Pelham School District / 12,850 |
| 150. | 0.2% | Sunapee School District / 3,349 |
| 152. | 0.2% | Nottingham School District / 4,760 |
| 153. | 0.2% | Kensington School District / 2,138 |
| 154. | 0.2% | Claremont School District / 13,304 |
| 155. | 0.2% | Hudson School District / 24,484 |
| 156. | 0.2% | Northumberland School District / 2,247 |
| 156. | 0.2% | New Boston School District / 5,293 |
| 158. | 0.2% | Pembroke School District / 7,140 |
| 159. | 0.1% | Timberlane Regional School District / 24,793 |
| 160. | 0.1% | Gorham Randolph Shelburne Cooperative School District / 3,622 |
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.
