| Rank | Welsh as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 3.1% | Edgartown School District / 4,086 |
| 2. | 2.7% | Mattapoisett School District / 6,070 |
| 3. | 2.6% | New Salem-Wendell School District / 2,046 |
| 4. | 2.4% | Shutesbury School District / 1,755 |
| 5. | 2.3% | Mohawk Trail School District / 8,365 |
| 6. | 2.3% | Tisbury School District / 3,967 |
| 7. | 2.3% | Mohawk Trail Regional School District in Hawley and Charlemont towns / 1,677 |
| 7. | 2.3% | Hawlemont School District / 1,677 |
| 9. | 2.2% | Williamsburg School District / 2,631 |
| 10. | 2.2% | Deerfield School District / 5,107 |
| 11. | 2.2% | Clarksburg School District / 1,805 |
| 11. | 2.2% | North Adams School District in Clarksburg (9-12) / 1,805 |
| 13. | 2.2% | Brimfield School District / 3,610 |
| 14. | 2.2% | Mohawk Trail School District in Rowe (7-12) / 452 |
| 14. | 2.2% | Rowe School District / 452 |
| 16. | 2.1% | Eastham School District / 4,983 |
| 17. | 2.0% | Manchester Essex Regional School District / 8,678 |
| 18. | 1.9% | Hancock School District / 718 |
| 18. | 1.9% | Adams-Cheshire School District in Savoy (7-12) / 663 |
| 18. | 1.9% | Mount Greylock/New Lebanon (NY) School Districts in Hancock (7-12) / 718 |
| 18. | 1.9% | Savoy School District / 663 |
| 22. | 1.9% | Leverett School District / 1,812 |
| 22. | 1.9% | Williamstown School District / 7,757 |
| 24. | 1.8% | Martha's Vineyard School District / 16,412 |
| 25. | 1.7% | Boxford School District / 7,990 |
| 26. | 1.6% | Lenox School District / 5,011 |
| 27. | 1.5% | Gosnold School District / 169 |
| 28. | 1.5% | Amherst-Pelham School District / 43,287 |
| 29. | 1.5% | Holliston School District / 13,668 |
| 30. | 1.4% | Amherst School District / 38,399 |
| 31. | 1.4% | Berkshire Hills School District / 10,566 |
| 32. | 1.4% | Southern Berkshire School District / 7,202 |
| 33. | 1.3% | Mount Greylock School District / 11,045 |
| 33. | 1.3% | Concord School District / 18,081 |
| 35. | 1.3% | Concord-Carlisle School District / 22,951 |
| 36. | 1.3% | Frontier School District / 12,187 |
| 37. | 1.3% | Chesterfield-Goshen School District / 2,233 |
| 38. | 1.2% | Carlisle School District / 4,870 |
| 38. | 1.2% | Harvard School District / 6,505 |
| 40. | 1.2% | Dighton-Rehoboth School District / 18,625 |
| 41. | 1.2% | Oak Bluffs School District / 4,513 |
| 42. | 1.2% | Hingham School District / 22,136 |
| 43. | 1.1% | Pembroke School District / 17,831 |
| 44. | 1.1% | Pioneer Valley School District / 6,504 |
| 44. | 1.1% | Orleans School District / 5,905 |
| 44. | 1.1% | Hamilton-Wenham School District / 12,834 |
| 44. | 1.1% | Old Rochester School District / 16,212 |
| 48. | 1.1% | Rockport School District / 7,018 |
| 49. | 1.0% | Topsfield School District / 6,127 |
| 50. | 1.0% | Duxbury School District / 15,040 |
| 51. | 1.0% | Masconomet School District / 23,109 |
| 52. | 1.0% | Quaboag Regional School District / 8,834 |
| 53. | 1.0% | Swampscott School District / 13,823 |
| 54. | 1.0% | North Middlesex School District / 23,584 |
| 54. | 1.0% | Wayland School District / 13,041 |
| 56. | 1.0% | Erving School District / 1,737 |
| 56. | 1.0% | Wellesley School District / 28,188 |
| 56. | 1.0% | Gill-Montague School District in Erving (7-12) / 1,737 |
| 59. | 1.0% | Lincoln School District / 6,442 |
| 60. | 0.9% | Provincetown School District / 2,974 |
| 61. | 0.9% | Millis School District / 7,905 |
| 62. | 0.9% | Marblehead School District / 19,879 |
| 62. | 0.9% | South Hadley School District / 17,657 |
| 62. | 0.9% | Chatham School District / 6,164 |
| 65. | 0.9% | Belmont School District / 24,759 |
| 66. | 0.9% | North Brookfield School District / 4,681 |
| 67. | 0.9% | Lincoln-Sudbury School District / 24,154 |
| 67. | 0.9% | Ipswich School District / 13,271 |
| 69. | 0.9% | Maynard School District / 10,151 |
| 69. | 0.9% | North Adams School District in Florida (9-12) / 715 |
| 69. | 0.9% | Georgetown School District / 8,203 |
| 72. | 0.9% | Sudbury School District / 17,712 |
| 73. | 0.8% | Pentucket School District / 17,161 |
| 73. | 0.8% | Chelmsford School District / 33,931 |
| 75. | 0.8% | Nauset School District / 23,822 |
| 75. | 0.8% | Greenfield School District / 17,543 |
| 75. | 0.8% | Quabbin School District / 15,608 |
| 75. | 0.8% | Harwich School District / 12,253 |
| 79. | 0.8% | Gateway School District / 8,886 |
| 80. | 0.8% | Littleton School District / 8,934 |
| 81. | 0.8% | Needham School District / 29,005 |
| 81. | 0.8% | Franklin School District / 31,760 |
| 83. | 0.8% | Name N/A / 412,003 |
| 83. | 0.8% | Barnstable School District / 45,170 |
| 85. | 0.8% | Conway School District / 1,828 |
| 85. | 0.8% | Hampshire School District / 12,284 |
| 87. | 0.8% | Southwick-Tolland School District / 9,998 |
| 87. | 0.8% | Florida School District / 820 |
| 89. | 0.8% | Lexington School District / 31,527 |
| 89. | 0.8% | Holland School District / 2,477 |
| 91. | 0.7% | Tantasqua School District / 20,685 |
| 92. | 0.7% | Groton-Dunstable School District / 13,877 |
| 93. | 0.7% | Reading School District / 24,753 |
| 94. | 0.7% | Webster School District / 16,760 |
| 95. | 0.7% | Nashoba School District / 19,458 |
| 96. | 0.7% | Westwood School District / 14,616 |
| 97. | 0.7% | Bridgewater-Raynham School District / 40,023 |
| 97. | 0.7% | Clinton School District / 13,618 |
| 97. | 0.7% | Nauset/Provincetown School Districts in Turo (7-12) / 1,653 |
| 97. | 0.7% | Dennis-Yarmouth School District / 38,091 |
| 97. | 0.7% | Truro School District / 1,653 |
| 102. | 0.7% | Attleboro School District / 43,603 |
| 102. | 0.7% | Abington School District / 15,930 |
| 102. | 0.7% | West Boylston School District / 7,697 |
| 102. | 0.7% | Falmouth School District / 31,589 |
| 106. | 0.7% | Gardner School District / 20,250 |
| 106. | 0.7% | Sunderland School District / 3,690 |
| 106. | 0.7% | Nantucket School District / 10,194 |
| 109. | 0.7% | Cambridge School District / 105,026 |
| 109. | 0.7% | Fairhaven School District / 15,893 |
| 111. | 0.6% | Wareham School District / 21,928 |
| 111. | 0.6% | Scituate School District / 18,128 |
| 113. | 0.6% | Cohasset School District / 7,756 |
| 113. | 0.6% | Northampton School District / 28,642 |
| 113. | 0.6% | Douglas School District / 8,432 |
| 113. | 0.6% | Lee School District / 6,290 |
| 117. | 0.6% | Whitman-Hanson School District / 24,702 |
| 117. | 0.6% | Melrose School District / 27,043 |
| 117. | 0.6% | Acton School District / 21,977 |
| 120. | 0.6% | Nahant School District / 3,438 |
| 120. | 0.6% | Swampscott School District in Nahant (7-12) / 3,438 |
| 120. | 0.6% | Easthampton School District / 16,030 |
| 120. | 0.6% | Winchendon School District / 10,333 |
| 120. | 0.6% | Walpole School District / 24,118 |
| 125. | 0.6% | Ashland School District / 16,587 |
| 125. | 0.6% | Pelham School District / 1,321 |
| 127. | 0.6% | Sturbridge School District / 9,230 |
| 127. | 0.6% | Wachusett School District / 41,371 |
| 129. | 0.5% | Bedford School District / 13,407 |
| 129. | 0.5% | Hadley School District / 5,239 |
| 129. | 0.5% | Westford School District / 22,107 |
| 132. | 0.5% | Gloucester School District / 28,937 |
| 132. | 0.5% | Longmeadow School District / 15,803 |
| 134. | 0.5% | Mendon-Upton School District / 13,312 |
| 134. | 0.5% | Watertown School District / 32,073 |
| 136. | 0.5% | Halifax School District / 7,524 |
| 136. | 0.5% | North Andover School District / 28,114 |
| 136. | 0.5% | Acton-Boxborough School District / 26,994 |
| 139. | 0.5% | Grafton School District / 17,692 |
| 139. | 0.5% | Richmond School District / 1,600 |
| 139. | 0.5% | Winchester School District / 21,437 |
| 139. | 0.5% | Natick School District / 33,071 |
| 139. | 0.5% | Winthrop School District / 17,584 |
| 139. | 0.5% | Ralph C. Mahar School District / 11,109 |
| 139. | 0.5% | Pittsfield School District in Richmond (9-12) / 1,600 |
| 146. | 0.5% | Athol-Royalston School District / 12,642 |
| 146. | 0.5% | Beverly School District / 39,748 |
| 148. | 0.5% | Arlington School District / 42,952 |
| 148. | 0.5% | Foxborough School District / 16,864 |
| 148. | 0.5% | Blackstone-Millville School District / 12,198 |
| 148. | 0.5% | Newton School District / 85,177 |
| 152. | 0.4% | Sharon School District / 17,619 |
| 152. | 0.4% | Brookline School District / 58,634 |
| 154. | 0.4% | Lunenburg School District / 10,356 |
| 154. | 0.4% | Belchertown School District / 14,593 |
| 154. | 0.4% | Middleton School District / 8,992 |
| 154. | 0.4% | North Adams School District / 13,725 |
| 154. | 0.4% | Westhampton School District / 1,592 |
| 159. | 0.4% | Ashburnham-Westminster School District / 13,359 |
| 159. | 0.4% | Salem School District / 41,641 |
| 161. | 0.4% | Westfield School District / 41,162 |
| 161. | 0.4% | North Attleborough School District / 28,673 |
| 161. | 0.4% | Pittsfield School District / 44,542 |
| 164. | 0.4% | Tyngsborough School District / 11,484 |
| 164. | 0.4% | Rockland School District / 17,518 |
| 164. | 0.4% | Bourne School District / 19,710 |
| 167. | 0.4% | Holbrook School District / 10,789 |
| 167. | 0.4% | Triton School District / 20,832 |
| 167. | 0.4% | West Bridgewater School District / 6,907 |
| 167. | 0.4% | Newburyport School District / 17,460 |
| 167. | 0.4% | Norfolk School District / 11,296 |
| 172. | 0.4% | Waltham School District / 60,836 |
| 172. | 0.4% | Oxford School District / 13,713 |
| 172. | 0.4% | Easton School District / 23,220 |
| 172. | 0.4% | Hampden-Wilbraham School District / 19,353 |
| 176. | 0.4% | Plainville School District / 8,278 |
| 176. | 0.4% | Hanover School District / 13,902 |
| 176. | 0.4% | Somerville School District / 75,974 |
| 176. | 0.4% | Westport School District / 15,499 |
| 180. | 0.4% | Up-Island Regional School District / 3,846 |
| 180. | 0.4% | Gill-Montague School District / 10,011 |
| 182. | 0.4% | Somerset School District / 18,231 |
| 182. | 0.4% | King Philip School District / 30,534 |
| 182. | 0.4% | Name N/A / 24,642 |
| 185. | 0.3% | Boston School District / 619,662 |
| 185. | 0.3% | Milford School District / 28,002 |
| 185. | 0.3% | Amesbury School District / 16,344 |
| 185. | 0.3% | Andover School District / 33,385 |
| 185. | 0.3% | Berkley School District / 6,411 |
| 190. | 0.3% | Quincy School District / 92,078 |
| 190. | 0.3% | Lanesborough School District / 3,288 |
| 192. | 0.3% | Hopkinton School District / 14,982 |
| 192. | 0.3% | Billerica School District / 40,479 |
| 192. | 0.3% | Haverhill School District / 60,953 |
| 192. | 0.3% | Peabody School District / 51,215 |
| 196. | 0.3% | Norton School District / 19,123 |
| 196. | 0.3% | Carver School District / 11,497 |
| 198. | 0.3% | Spencer-East Brookfield School District / 13,865 |
| 198. | 0.3% | Hopedale School District / 5,911 |
| 198. | 0.3% | Chelsea School District / 35,527 |
| 198. | 0.3% | Wilmington School District / 22,392 |
| 198. | 0.3% | Hatfield School District / 3,271 |
| 203. | 0.3% | Medford School District / 56,255 |
| 203. | 0.3% | Wrentham School District / 10,960 |
| 203. | 0.3% | Stoneham School District / 21,414 |
| 203. | 0.3% | Medfield School District / 12,067 |
| 203. | 0.3% | Brewster School District / 9,836 |
| 203. | 0.3% | Weston School District / 11,430 |
| 203. | 0.3% | Bellingham School District / 16,304 |
| 210. | 0.3% | Canton School District / 21,596 |
| 210. | 0.3% | Northbridge School District / 15,661 |
| 210. | 0.3% | Dover School District / 5,608 |
| 213. | 0.3% | Marion School District / 4,913 |
| 214. | 0.3% | Auburn School District / 16,221 |
| 214. | 0.3% | Lynn School District / 90,392 |
| 214. | 0.3% | Danvers School District / 26,568 |
| 214. | 0.3% | Everett School District / 41,621 |
| 214. | 0.3% | Hudson School District / 19,077 |
| 219. | 0.3% | Marlborough School District / 38,491 |
| 219. | 0.3% | Taunton School District / 55,951 |
| 219. | 0.3% | Northborough School District / 14,407 |
| 222. | 0.2% | Fitchburg School District / 40,314 |
| 222. | 0.2% | Dracut School District / 29,573 |
| 222. | 0.2% | Middleborough School District / 23,037 |
| 222. | 0.2% | Milton School District / 26,954 |
| 222. | 0.2% | Westborough School District / 18,345 |
| 227. | 0.2% | Burlington School District / 24,575 |
| 227. | 0.2% | Plymouth School District / 56,574 |
| 227. | 0.2% | Dedham School District / 24,716 |
| 227. | 0.2% | Brookfield School District / 3,378 |
| 227. | 0.2% | Chicopee School District / 55,326 |
| 232. | 0.2% | Holyoke School District / 39,996 |
| 232. | 0.2% | Sandwich School District / 20,645 |
| 232. | 0.2% | Marshfield School District / 25,201 |
| 232. | 0.2% | Weymouth School District / 53,933 |
| 232. | 0.2% | Leominster School District / 40,879 |
| 232. | 0.2% | Silver Lake School District / 22,950 |
| 238. | 0.2% | Seekonk School District / 13,785 |
| 238. | 0.2% | Granville School District / 1,481 |
| 238. | 0.2% | Uxbridge School District / 13,382 |
| 238. | 0.2% | Whately School District / 1,562 |
| 238. | 0.2% | Northborough-Southborough School District / 24,152 |
| 238. | 0.2% | Southwick-Tolland School District in Granville (9-12) / 1,481 |
| 238. | 0.2% | Dudley-Charlton Regional School District / 24,348 |
| 238. | 0.2% | Lowell School District / 106,739 |
| 246. | 0.2% | Central Berkshire School District / 14,093 |
| 246. | 0.2% | Lee/Berkshire Hills in Farmington River Regional (7-12) / 2,195 |
| 246. | 0.2% | West Springfield School District / 28,411 |
| 246. | 0.2% | Farmington River Regional School District / 2,195 |
| 246. | 0.2% | Shrewsbury School District / 35,583 |
| 251. | 0.2% | Ware School District / 9,866 |
| 251. | 0.2% | Agawam School District / 28,476 |
| 251. | 0.2% | Framingham School District / 68,689 |
| 254. | 0.2% | Worcester School District / 181,473 |
| 254. | 0.2% | Tewksbury School District / 29,109 |
| 254. | 0.2% | Stoughton School District / 27,249 |
| 254. | 0.2% | Springfield School District / 153,278 |
| 258. | 0.2% | Medway School District / 12,742 |
| 258. | 0.2% | Malden School District / 59,388 |
| 260. | 0.2% | Dover-Sherborn School District / 9,736 |
| 260. | 0.2% | Norwell School District / 10,501 |
| 262. | 0.2% | Leicester School District / 10,988 |
| 262. | 0.2% | Southborough School District / 9,745 |
| 262. | 0.2% | New Bedford School District / 94,952 |
| 262. | 0.2% | Mansfield School District / 23,191 |
| 262. | 0.2% | East Longmeadow School District / 15,710 |
| 267. | 0.1% | Wakefield School District / 25,118 |
| 268. | 0.1% | Saugus School District / 26,761 |
| 268. | 0.1% | Dartmouth School District / 34,117 |
| 270. | 0.1% | Braintree School District / 35,731 |
| 270. | 0.1% | Methuen School District / 47,238 |
| 270. | 0.1% | Mashpee School District / 13,950 |
| 273. | 0.1% | Southbridge School District / 16,775 |
| 273. | 0.1% | Adams-Cheshire School District / 11,693 |
| 273. | 0.1% | Freetown-Lakeville School District / 19,541 |
| 273. | 0.1% | Norwood School District / 28,580 |
| 277. | 0.1% | Randolph School District / 32,383 |
| 277. | 0.1% | Acushnet School District / 10,302 |
| 277. | 0.1% | Fall River School District / 89,049 |
| 277. | 0.1% | Kingston School District / 12,609 |
| 277. | 0.1% | Fairhaven/New Bedford School Districts in Acushnet (9-12) / 10,302 |
| 282. | 0.1% | Brockton School District / 93,916 |
| 282. | 0.1% | Ludlow School District / 21,146 |
| 282. | 0.1% | Woburn School District / 38,231 |
| 285. | 0.1% | Revere School District / 51,729 |
| 286. | 0.1% | East Bridgewater School District / 13,794 |
| 287. | 0.1% | Narragansett School District / 9,906 |
| 288. | 0.0% | Lawrence School District / 76,331 |
| 289. | 0.0% | Rochester School District / 5,229 |
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.
