| Rank | Welsh as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 4.2% | Newington School District / 691 |
| 2. | 4.1% | Harrisville School District / 1,166 |
| 3. | 3.6% | Coos County School District / 301 |
| 4. | 3.2% | Warren School District / 687 |
| 5. | 3.0% | Landaff School District / 491 |
| 6. | 2.8% | Cornish School District / 1,750 |
| 7. | 2.7% | Chesterfield School District / 3,878 |
| 8. | 2.6% | North Hampton School District / 4,542 |
| 9. | 2.4% | Waterville Valley School District / 329 |
| 10. | 2.2% | Hampton School District / 15,399 |
| 11. | 2.1% | Albany School District / 966 |
| 12. | 2.0% | Freedom School District / 1,178 |
| 13. | 1.9% | Bartlett School District / 2,936 |
| 14. | 1.8% | Concord School District / 37,109 |
| 15. | 1.8% | Rye School District / 5,177 |
| 15. | 1.8% | Deerfield School District / 4,171 |
| 15. | 1.8% | Chester School District / 4,693 |
| 18. | 1.8% | Oyster River Cooperative School District / 20,294 |
| 19. | 1.7% | Lafayette Regional School District / 2,065 |
| 20. | 1.7% | Winnacunnet Cooperative School District / 30,777 |
| 21. | 1.7% | Errol School District / 253 |
| 22. | 1.7% | Wilton School District / 3,932 |
| 22. | 1.7% | Piermont School District / 931 |
| 24. | 1.6% | Eaton School District / 381 |
| 24. | 1.6% | Kearsarge Regional School District / 14,740 |
| 26. | 1.5% | Wakefield School District / 4,746 |
| 27. | 1.5% | Columbia School District / 841 |
| 28. | 1.5% | Moultonborough School District / 4,983 |
| 28. | 1.5% | Alton School District / 5,065 |
| 30. | 1.4% | Grantham School District / 2,516 |
| 30. | 1.4% | Jaffrey-Rindge Cooperative School District / 12,096 |
| 30. | 1.4% | Hill School District / 1,174 |
| 33. | 1.4% | Lincoln-Woodstock School District / 2,705 |
| 34. | 1.4% | East Kingston School District / 2,318 |
| 35. | 1.3% | Lyme School District / 1,908 |
| 35. | 1.3% | Unity School District / 1,703 |
| 37. | 1.3% | Clarksville School District / 330 |
| 37. | 1.3% | Rumney School District / 1,668 |
| 39. | 1.3% | Holderness School District / 1,880 |
| 40. | 1.3% | Chichester School District / 2,533 |
| 40. | 1.3% | Profile School District / 4,509 |
| 42. | 1.2% | Brentwood School District / 3,852 |
| 43. | 1.2% | Wilton-Lyndeboro School District / 5,336 |
| 44. | 1.2% | Milford School District / 15,006 |
| 45. | 1.2% | Inter-Lakes School District / 8,875 |
| 46. | 1.1% | Prospect Mountain High School Joint Maintenance Agreement District / 9,621 |
| 47. | 1.1% | Conway School District / 9,209 |
| 48. | 1.1% | Portsmouth School District / 20,557 |
| 48. | 1.1% | Haverhill Cooperative School District / 4,619 |
| 48. | 1.1% | Hooksett School District / 13,724 |
| 51. | 1.1% | Jackson School District / 926 |
| 52. | 1.0% | Stark School District / 540 |
| 53. | 1.0% | Mont Vernon School District / 2,728 |
| 54. | 1.0% | Fall Mountain Regional School District / 12,000 |
| 55. | 0.9% | Campton School District / 2,976 |
| 55. | 0.9% | Raymond School District / 10,181 |
| 55. | 0.9% | Newfound Area School District / 10,673 |
| 58. | 0.9% | Hampstead School District / 8,879 |
| 58. | 0.9% | Ashland School District / 1,437 |
| 60. | 0.9% | Keene School District / 22,539 |
| 60. | 0.9% | Candia School District / 4,170 |
| 60. | 0.9% | Barrington School District / 8,389 |
| 60. | 0.9% | Mascoma Valley Regional School District / 10,078 |
| 60. | 0.9% | Londonderry School District / 24,954 |
| 65. | 0.9% | Somersworth School District / 11,876 |
| 66. | 0.9% | Newport School District / 6,500 |
| 66. | 0.9% | Newmarket School District / 9,401 |
| 68. | 0.8% | Dover School District / 28,595 |
| 68. | 0.8% | Name N/A / 365,127 |
| 68. | 0.8% | Exeter Regional Cooperative School District / 32,122 |
| 68. | 0.8% | Pittsfield School District / 4,367 |
| 72. | 0.8% | Stratham School District / 7,214 |
| 72. | 0.8% | Littleton School District / 6,164 |
| 72. | 0.8% | Rivendell Interstate School District / 873 |
| 75. | 0.8% | Bethlehem School District / 2,444 |
| 76. | 0.8% | Thornton School District / 1,993 |
| 76. | 0.8% | Barnstead School District / 4,556 |
| 76. | 0.8% | Berlin School District / 9,673 |
| 79. | 0.8% | Laconia School District / 17,080 |
| 80. | 0.7% | Dresden School District / 11,098 |
| 80. | 0.7% | Merrimack School District / 26,579 |
| 80. | 0.7% | Exeter School District / 14,783 |
| 80. | 0.7% | Hanover School District / 11,098 |
| 80. | 0.7% | Stoddard School District / 1,015 |
| 85. | 0.7% | Nashua School District / 87,032 |
| 85. | 0.7% | Pembroke School District / 7,335 |
| 87. | 0.7% | Goshen-Lempster Cooperative School District / 2,061 |
| 87. | 0.7% | Pemi-Baker Regional School District / 17,294 |
| 89. | 0.7% | Marlow School District / 872 |
| 89. | 0.7% | Andover School District / 2,279 |
| 89. | 0.7% | Contoocook Valley School District / 18,350 |
| 89. | 0.7% | Epsom School District / 4,563 |
| 93. | 0.7% | Nottingham School District / 4,471 |
| 94. | 0.7% | White Mountain Regional School District / 8,052 |
| 95. | 0.7% | Hinsdale School District / 4,185 |
| 95. | 0.7% | Shaker Regional School District / 9,488 |
| 97. | 0.7% | Rollinsford School District / 2,629 |
| 98. | 0.6% | Seabrook School District / 8,494 |
| 98. | 0.6% | Hopkinton School District / 5,603 |
| 100. | 0.6% | Kensington School District / 2,119 |
| 101. | 0.6% | Governor Wentworth Regional School District / 17,932 |
| 102. | 0.6% | Croydon School District / 759 |
| 102. | 0.6% | Epping School District / 6,228 |
| 104. | 0.6% | New Boston School District / 5,023 |
| 105. | 0.6% | Newfields School District / 1,836 |
| 106. | 0.5% | Derry School District / 34,194 |
| 106. | 0.5% | Hillsboro-Deering Cooperative School District / 7,743 |
| 106. | 0.5% | Farmington School District / 6,621 |
| 109. | 0.5% | Westmoreland School District / 1,885 |
| 109. | 0.5% | Wentworth School District / 870 |
| 111. | 0.5% | Monadnock Regional School District / 15,555 |
| 111. | 0.5% | Milan School District / 1,271 |
| 113. | 0.5% | Benton School District / 227 |
| 114. | 0.5% | Bath School District / 718 |
| 115. | 0.5% | Fremont School District / 4,083 |
| 115. | 0.5% | Windham School District / 13,097 |
| 115. | 0.5% | Bedford School District / 21,044 |
| 118. | 0.5% | Winnisquam Regional School District / 11,540 |
| 119. | 0.5% | Stewartstown School District / 969 |
| 120. | 0.4% | Tamworth School District / 2,526 |
| 120. | 0.4% | Henniker School District / 5,015 |
| 120. | 0.4% | Mascenic Regional School District / 9,058 |
| 120. | 0.4% | New Castle School District / 727 |
| 120. | 0.4% | Merrimack Valley School District / 17,370 |
| 120. | 0.4% | Goffstown School District / 17,694 |
| 126. | 0.4% | Allenstown School District / 4,956 |
| 126. | 0.4% | Souhegan Cooperative School District / 14,455 |
| 126. | 0.4% | Franklin School District / 8,748 |
| 129. | 0.4% | Gorham Randolph Shelburne Cooperative School District / 3,589 |
| 129. | 0.4% | Hampton Falls School District / 2,342 |
| 131. | 0.4% | Sunapee School District / 3,352 |
| 132. | 0.4% | Monroe School District / 985 |
| 133. | 0.4% | Rochester School District / 30,568 |
| 133. | 0.4% | Winchester School District / 4,283 |
| 135. | 0.3% | Litchfield School District / 8,593 |
| 136. | 0.3% | Manchester School District / 109,061 |
| 137. | 0.3% | Milton School District / 4,509 |
| 138. | 0.3% | Amherst School District / 11,727 |
| 138. | 0.3% | Hudson School District / 24,755 |
| 140. | 0.3% | Lebanon School District / 12,762 |
| 140. | 0.3% | Timberlane Regional School District / 24,490 |
| 142. | 0.3% | Dunbarton School District / 2,624 |
| 142. | 0.3% | Plainfield School District / 2,535 |
| 144. | 0.3% | John Stark Regional School District / 14,052 |
| 144. | 0.3% | Auburn School District / 5,157 |
| 144. | 0.3% | Northwood School District / 4,077 |
| 147. | 0.3% | South Hampton School District / 798 |
| 148. | 0.3% | Plymouth School District / 6,470 |
| 149. | 0.2% | Gilmanton School District / 3,503 |
| 150. | 0.2% | Gilford School District / 7,402 |
| 151. | 0.2% | Weare School District / 9,037 |
| 152. | 0.2% | Bow School District / 8,053 |
| 152. | 0.2% | Marlborough School District / 1,935 |
| 154. | 0.2% | Lisbon Regional School District / 2,295 |
| 155. | 0.1% | Middleton School District / 1,630 |
| 155. | 0.1% | Claremont School District / 13,086 |
| 157. | 0.1% | Salem School District / 29,423 |
| 158. | 0.1% | Hollis School District / 7,739 |
| 159. | 0.1% | Hollis-Brookline Cooperative School District / 12,561 |
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.
