| Rank | Portuguese as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 6.4% | Adel School District 21 / 90 |
| 2. | 3.5% | Coquille School District 8 / 7,196 |
| 3. | 3.2% | Long Creek School District 17 / 417 |
| 4. | 3.0% | Enterprise School District 21 / 2,891 |
| 5. | 2.8% | Port Orford-Langlois School District 2J / 3,485 |
| 6. | 2.7% | Mitchell School District 55 / 389 |
| 7. | 2.6% | North Powder School District 8J / 903 |
| 8. | 2.3% | Riddle School District 70 / 2,567 |
| 9. | 2.1% | Elkton School District 34 / 1,424 |
| 10. | 2.1% | Vale School District 84 / 4,903 |
| 11. | 2.0% | Prospect School District 59 / 1,044 |
| 12. | 2.0% | Sutherlin School District 130 / 9,695 |
| 12. | 2.0% | Glendale School District 77 / 2,665 |
| 14. | 2.0% | Glide School District 12 / 5,810 |
| 15. | 1.8% | Central Point School District 6 / 30,647 |
| 16. | 1.8% | Eagle Point School District 9 / 27,558 |
| 17. | 1.7% | North Douglas School District 22 / 2,600 |
| 18. | 1.6% | Crow-Applegate-Lorane Sd 66 / 2,137 |
| 18. | 1.6% | Pine-Eagle School District 61 / 1,473 |
| 20. | 1.6% | Camas Valley School District 21J / 802 |
| 21. | 1.6% | Arlington School District 3 / 798 |
| 21. | 1.6% | Klamath County School District / 42,864 |
| 23. | 1.5% | Knappa School District 4 / 3,322 |
| 24. | 1.5% | Echo School District 5 / 918 |
| 25. | 1.5% | Dayton School District 8 / 6,121 |
| 26. | 1.5% | Three Rivers School District / 47,349 |
| 27. | 1.4% | Roseburg School District 4 / 47,611 |
| 28. | 1.4% | Philomath School District 17J / 8,464 |
| 29. | 1.4% | Santiam Canyon School District 129J / 4,043 |
| 30. | 1.4% | Grants Pass School District 7 / 36,597 |
| 31. | 1.3% | Gaston School District 511J / 2,995 |
| 32. | 1.3% | Medford School District 549 / 86,642 |
| 33. | 1.3% | Phoenix-Talent School District 4 / 24,791 |
| 33. | 1.3% | St. Paul School District 45 / 1,404 |
| 35. | 1.3% | Crook County School District / 20,856 |
| 36. | 1.2% | Rogue River School District 35 / 9,105 |
| 37. | 1.1% | South Lane School District 45J / 18,618 |
| 38. | 1.1% | Baker School District 5J / 13,694 |
| 39. | 1.1% | Pendleton School District 16 / 22,224 |
| 40. | 1.1% | Klamath Falls City Schools / 23,121 |
| 41. | 1.1% | Lakeview School District 7 / 5,511 |
| 42. | 1.1% | Days Creek School District 15 / 1,232 |
| 43. | 1.0% | Redmond School District 2J / 46,775 |
| 44. | 1.0% | Wallowa School District 12 / 1,879 |
| 44. | 1.0% | Sheridan School District 48J / 7,055 |
| 46. | 1.0% | Canby School District 86 / 30,466 |
| 47. | 1.0% | Joseph School District 6 / 2,072 |
| 48. | 1.0% | McMinnville School District 40 / 40,061 |
| 49. | 1.0% | Banks School District 13 / 6,489 |
| 50. | 0.9% | Falls City School District 57 / 1,216 |
| 51. | 0.9% | Reedsport School District 105 / 5,507 |
| 52. | 0.9% | Bend-La Pine Administrative School District 1 / 110,491 |
| 53. | 0.8% | Oakland School District 1 / 2,675 |
| 53. | 0.8% | Yoncalla School District 32 / 2,656 |
| 53. | 0.8% | Seaside School District 10 / 12,214 |
| 56. | 0.8% | Amity School District 4J / 4,551 |
| 57. | 0.8% | Eugene School District 4J / 152,154 |
| 58. | 0.8% | Burnt River School District 30J / 395 |
| 59. | 0.8% | Tigard-Tualatin School District 23J / 79,788 |
| 59. | 0.8% | Oregon Trail School District 46 / 28,409 |
| 61. | 0.8% | Colton School District 53 / 4,403 |
| 61. | 0.8% | Corvallis School District 509J / 65,503 |
| 63. | 0.8% | Gervais School District 1 / 7,697 |
| 64. | 0.8% | Culver School District 4 / 3,852 |
| 65. | 0.7% | Pleasant Hill School District 1 / 6,554 |
| 66. | 0.7% | Lincoln County School District / 46,338 |
| 66. | 0.7% | Springfield School District 19 / 74,794 |
| 66. | 0.7% | Nestucca Valley School District 101J / 4,307 |
| 69. | 0.7% | Harper School District 66 / 324 |
| 69. | 0.7% | Oakridge School District 76 / 4,396 |
| 71. | 0.7% | Jefferson School District 14J / 6,782 |
| 72. | 0.7% | Cascade School District 5 / 13,792 |
| 73. | 0.7% | Ashland School District 5 / 24,494 |
| 74. | 0.7% | Gladstone School District 115 / 11,556 |
| 75. | 0.7% | Salem-Keizer School District 24J / 245,673 |
| 76. | 0.6% | Adrian School District 61 / 1,195 |
| 76. | 0.6% | Tillamook School District 9 / 13,584 |
| 78. | 0.6% | Harney County School District 4 / 908 |
| 79. | 0.6% | Fern Ridge School District 28J / 11,448 |
| 80. | 0.6% | Brookings-Harbor School District 17 / 13,720 |
| 80. | 0.6% | Huntington School District 16J / 435 |
| 82. | 0.6% | Riverdale School District 51J / 2,683 |
| 83. | 0.6% | Perrydale School District 21 / 895 |
| 83. | 0.6% | North Clackamas School District 12 / 116,845 |
| 85. | 0.5% | Monument School District 8 / 436 |
| 85. | 0.5% | Imbler School District 11 / 1,364 |
| 87. | 0.5% | Beaverton School District 48J / 264,366 |
| 88. | 0.5% | Sweet Home School District 55 / 14,797 |
| 88. | 0.5% | Monroe School District 1J / 3,460 |
| 90. | 0.5% | Portland School District 1J / 475,838 |
| 91. | 0.5% | North Bend School District 13 / 16,122 |
| 92. | 0.5% | Lebanon Community School District 9 / 28,241 |
| 93. | 0.5% | Paisley School District 11 / 531 |
| 93. | 0.5% | Junction City School District 69 / 12,857 |
| 95. | 0.5% | Sherman School District 1 / 1,790 |
| 95. | 0.5% | Sherwood School District 88J / 30,038 |
| 97. | 0.5% | Stanfield School District 61 / 2,700 |
| 98. | 0.4% | Milton-Freewater School District 7 / 11,973 |
| 98. | 0.4% | South Umpqua School District 19 / 12,196 |
| 98. | 0.4% | Lake Oswego School District 7J / 40,866 |
| 98. | 0.4% | West Linn School District 3J / 47,012 |
| 102. | 0.4% | Dallas School District 2 / 20,422 |
| 102. | 0.4% | Greater Albany School District 8J / 62,421 |
| 104. | 0.4% | Siuslaw School District 97J / 14,479 |
| 104. | 0.4% | Jefferson County School District 509J / 16,035 |
| 106. | 0.4% | Oregon City School District 62 / 54,859 |
| 106. | 0.4% | Forest Grove School District 15 / 34,942 |
| 106. | 0.4% | Central Curry School District 1 / 5,405 |
| 106. | 0.4% | Bethel School District 52 / 38,809 |
| 110. | 0.4% | Newberg School District 29J / 34,787 |
| 111. | 0.4% | Mapleton School District 32 / 1,456 |
| 111. | 0.4% | Butte Falls School District 91 / 1,150 |
| 111. | 0.4% | Neah-Kah-Nie School District 56 / 7,443 |
| 114. | 0.4% | North Santiam School District 29J / 15,435 |
| 115. | 0.4% | Hillsboro School District 1J / 129,769 |
| 115. | 0.4% | Willamina School District 30J / 5,540 |
| 115. | 0.4% | Central School District 13J / 21,786 |
| 118. | 0.4% | North Lake School District 14 / 1,654 |
| 118. | 0.4% | Harney County Union High School District 1J / 1,664 |
| 120. | 0.3% | Gresham-Barlow School District 1J / 76,766 |
| 120. | 0.3% | Name N/A / 1,772 |
| 122. | 0.3% | Creswell School District 40 / 8,962 |
| 122. | 0.3% | John Day School District 3 / 4,803 |
| 122. | 0.3% | La Grande School District 1 / 16,920 |
| 125. | 0.3% | Reynolds School District 7 / 75,406 |
| 126. | 0.3% | Condon School District 25J / 1,120 |
| 126. | 0.3% | Parkrose School District 3 / 26,781 |
| 126. | 0.3% | Ontario School District 8 / 17,865 |
| 129. | 0.3% | Union School District 5 / 2,266 |
| 130. | 0.3% | South Wasco County School District 1 / 2,142 |
| 130. | 0.3% | Coos Bay School District 9 / 26,254 |
| 132. | 0.3% | Astoria School District 1 / 13,820 |
| 133. | 0.3% | St. Helens School District 502 / 20,169 |
| 134. | 0.3% | McKenzie School District 68 / 2,410 |
| 134. | 0.3% | North Marion School District 15 / 10,076 |
| 136. | 0.2% | Winston-Dillard School District 116 / 9,676 |
| 136. | 0.2% | Marcola School District 79J / 2,029 |
| 138. | 0.2% | Clatskanie School District 6J / 5,410 |
| 138. | 0.2% | Athena-Weston School District 29J / 2,799 |
| 140. | 0.2% | Hood River County School District 1 / 22,620 |
| 141. | 0.2% | Cove School District 15 / 1,838 |
| 141. | 0.2% | Bandon School District 54 / 7,227 |
| 143. | 0.2% | Warrenton-Hammond School District 30 / 6,193 |
| 144. | 0.2% | Prairie City School District 4 / 1,259 |
| 144. | 0.2% | Elgin School District 23 / 2,558 |
| 146. | 0.2% | Centennial School District 28J / 41,180 |
| 147. | 0.2% | David Douglas School District 40 / 66,173 |
| 148. | 0.2% | Harney County School District 3 / 5,589 |
| 148. | 0.2% | Hermiston School District 8 / 27,183 |
| 150. | 0.2% | Umatilla School District 6 / 5,975 |
| 150. | 0.2% | Molalla River School District 35 / 20,532 |
| 152. | 0.1% | Morrow School District 1 / 10,586 |
| 152. | 0.1% | Scappoose School District 1J / 14,580 |
| 154. | 0.1% | Mount Angel School District 91 / 3,894 |
| 155. | 0.1% | Woodburn School District 103 / 27,277 |
| 156. | 0.1% | Silver Falls School District 4J / 19,876 |
| 156. | 0.1% | North Wasco School District 21 / 20,723 |
| 158. | 0.1% | Sisters School District 6 / 8,149 |
| 159. | 0.1% | Yamhill-Carlton School District 1 / 6,678 |
| 160. | 0.1% | Estacada School District 108 / 13,620 |
Please note that we only rank locations with 'Portuguese as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Portuguese as First Ancestry Population Percentage' data are not listed.
