| Rank | Portuguese as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 16.7% | Adel School District 21 / 55 |
| 2. | 4.7% | Drewsey School District 13 / 110 |
| 3. | 3.5% | Echo School District 5 / 975 |
| 4. | 3.3% | Coquille School District 8 / 7,231 |
| 5. | 2.9% | North Powder School District 8J / 902 |
| 6. | 2.8% | Port Orford-Langlois School District 2J / 3,620 |
| 7. | 2.7% | Enterprise School District 21 / 2,846 |
| 8. | 2.4% | Glendale School District 77 / 2,844 |
| 9. | 2.3% | Monument School District 8 / 491 |
| 10. | 2.2% | Union School District 5 / 2,440 |
| 11. | 2.0% | Jordan Valley School District 3 / 510 |
| 12. | 2.0% | Rogue River School District 35 / 10,290 |
| 13. | 1.9% | Siuslaw School District 97J / 15,133 |
| 13. | 1.9% | Three Rivers School District / 47,321 |
| 13. | 1.9% | Prospect School District 59 / 1,021 |
| 16. | 1.8% | North Douglas School District 22 / 2,582 |
| 17. | 1.7% | Medford School District 549 / 86,284 |
| 18. | 1.7% | Scio School District 95 / 3,913 |
| 19. | 1.6% | Phoenix-Talent School District 4 / 25,037 |
| 20. | 1.6% | Reedsport School District 105 / 5,586 |
| 20. | 1.6% | Riddle School District 70 / 2,321 |
| 22. | 1.6% | Sutherlin School District 130 / 9,483 |
| 23. | 1.6% | Dayton School District 8 / 5,627 |
| 24. | 1.5% | Oakland School District 1 / 3,027 |
| 25. | 1.5% | Brookings-Harbor School District 17 / 13,530 |
| 26. | 1.5% | Tillamook School District 9 / 13,690 |
| 27. | 1.4% | Central Curry School District 1 / 5,440 |
| 28. | 1.4% | Seaside School District 10 / 12,001 |
| 29. | 1.4% | Pine-Eagle School District 61 / 1,497 |
| 30. | 1.3% | Winston-Dillard School District 116 / 10,006 |
| 31. | 1.3% | Central Point School District 6 / 29,102 |
| 32. | 1.3% | Eagle Point School District 9 / 25,304 |
| 33. | 1.3% | Gaston School District 511J / 3,241 |
| 34. | 1.3% | Santiam Canyon School District 129J / 4,157 |
| 35. | 1.2% | Klamath County School District / 43,016 |
| 36. | 1.2% | St. Paul School District 45 / 1,376 |
| 37. | 1.2% | Culver School District 4 / 3,815 |
| 37. | 1.2% | Glide School District 12 / 5,399 |
| 39. | 1.1% | Ashland School District 5 / 24,278 |
| 40. | 1.1% | Springfield School District 19 / 74,450 |
| 41. | 1.0% | Crow-Applegate-Lorane Sd 66 / 2,301 |
| 42. | 1.0% | South Lane School District 45J / 17,989 |
| 42. | 1.0% | Arlington School District 3 / 835 |
| 44. | 1.0% | Falls City School District 57 / 1,411 |
| 44. | 1.0% | Grants Pass School District 7 / 36,196 |
| 44. | 1.0% | Lakeview School District 7 / 5,397 |
| 47. | 1.0% | Roseburg School District 4 / 47,705 |
| 48. | 1.0% | Klamath Falls City Schools / 23,334 |
| 48. | 1.0% | Redmond School District 2J / 44,979 |
| 50. | 1.0% | Warrenton-Hammond School District 30 / 6,163 |
| 51. | 0.9% | Monroe School District 1J / 3,290 |
| 52. | 0.9% | Pendleton School District 16 / 21,909 |
| 52. | 0.9% | Baker School District 5J / 13,641 |
| 52. | 0.9% | Clatskanie School District 6J / 5,230 |
| 55. | 0.9% | Rainier School District 13 / 7,741 |
| 56. | 0.9% | Bend-La Pine Administrative School District 1 / 107,982 |
| 56. | 0.9% | Amity School District 4J / 4,481 |
| 56. | 0.9% | Huntington School District 16J / 532 |
| 59. | 0.9% | Cascade School District 5 / 13,965 |
| 59. | 0.9% | South Umpqua School District 19 / 12,283 |
| 59. | 0.9% | Elkton School District 34 / 1,427 |
| 62. | 0.8% | Jefferson County School District 509J / 15,943 |
| 63. | 0.8% | Days Creek School District 15 / 1,162 |
| 64. | 0.8% | Sherwood School District 88J / 28,626 |
| 65. | 0.7% | Burnt River School District 30J / 315 |
| 66. | 0.7% | Philomath School District 17J / 8,613 |
| 67. | 0.7% | Crook County School District / 21,189 |
| 68. | 0.7% | Scappoose School District 1J / 14,423 |
| 69. | 0.7% | Corvallis School District 509J / 65,211 |
| 69. | 0.7% | Prairie City School District 4 / 1,288 |
| 71. | 0.7% | Newberg School District 29J / 34,527 |
| 72. | 0.6% | Eugene School District 4J / 150,282 |
| 72. | 0.6% | Bethel School District 52 / 38,284 |
| 74. | 0.6% | Perrydale School District 21 / 1,043 |
| 74. | 0.6% | Riverdale School District 51J / 2,348 |
| 76. | 0.6% | Sherman School District 1 / 1,865 |
| 76. | 0.6% | Creswell School District 40 / 8,813 |
| 76. | 0.6% | Salem-Keizer School District 24J / 242,005 |
| 76. | 0.6% | St. Helens School District 502 / 20,262 |
| 76. | 0.6% | Sisters School District 6 / 8,134 |
| 81. | 0.6% | North Bend School District 13 / 15,938 |
| 82. | 0.6% | Sheridan School District 48J / 7,263 |
| 82. | 0.6% | Lincoln County School District / 46,231 |
| 84. | 0.6% | Joseph School District 6 / 2,022 |
| 84. | 0.6% | Paisley School District 11 / 618 |
| 86. | 0.6% | Fern Ridge School District 28J / 11,283 |
| 87. | 0.6% | Myrtle Point School District 41 / 4,609 |
| 88. | 0.6% | Oregon Trail School District 46 / 26,509 |
| 88. | 0.6% | North Santiam School District 29J / 15,710 |
| 90. | 0.6% | Junction City School District 69 / 12,652 |
| 90. | 0.6% | Dallas School District 2 / 20,220 |
| 90. | 0.6% | Nestucca Valley School District 101J / 4,380 |
| 93. | 0.5% | Oregon City School District 62 / 54,284 |
| 93. | 0.5% | Adrian School District 61 / 1,151 |
| 95. | 0.5% | Vale School District 84 / 4,599 |
| 95. | 0.5% | Yoncalla School District 32 / 2,705 |
| 97. | 0.5% | Stanfield School District 61 / 2,575 |
| 97. | 0.5% | Tigard-Tualatin School District 23J / 77,482 |
| 99. | 0.5% | Beaverton School District 48J / 256,471 |
| 99. | 0.5% | Hillsboro School District 1J / 127,567 |
| 101. | 0.5% | Imbler School District 11 / 1,544 |
| 102. | 0.5% | Lake Oswego School District 7J / 40,644 |
| 102. | 0.5% | Butte Falls School District 91 / 1,138 |
| 104. | 0.4% | Willamina School District 30J / 5,407 |
| 104. | 0.4% | Portland School District 1J / 462,367 |
| 104. | 0.4% | Sweet Home School District 55 / 14,475 |
| 107. | 0.4% | Forest Grove School District 15 / 33,076 |
| 107. | 0.4% | Condon School District 25J / 1,059 |
| 109. | 0.4% | Gladstone School District 115 / 11,168 |
| 110. | 0.4% | McMinnville School District 40 / 39,642 |
| 110. | 0.4% | Lowell School District 71 / 2,483 |
| 110. | 0.4% | North Lake School District 14 / 1,703 |
| 113. | 0.4% | Parkrose School District 3 / 27,076 |
| 114. | 0.4% | Gervais School District 1 / 7,116 |
| 115. | 0.4% | McKenzie School District 68 / 2,213 |
| 116. | 0.3% | West Linn School District 3J / 46,142 |
| 116. | 0.3% | Mitchell School District 55 / 375 |
| 118. | 0.3% | Greater Albany School District 8J / 60,806 |
| 119. | 0.3% | Canby School District 86 / 30,231 |
| 119. | 0.3% | North Clackamas School District 12 / 114,754 |
| 121. | 0.3% | David Douglas School District 40 / 62,538 |
| 121. | 0.3% | Lebanon Community School District 9 / 28,712 |
| 121. | 0.3% | Central School District 13J / 21,376 |
| 124. | 0.3% | Harney County Union High School District 1J / 1,795 |
| 125. | 0.3% | Long Creek School District 17 / 446 |
| 125. | 0.3% | North Marion School District 15 / 9,651 |
| 127. | 0.3% | Mapleton School District 32 / 1,318 |
| 127. | 0.3% | Ontario School District 8 / 18,665 |
| 127. | 0.3% | Name N/A / 1,879 |
| 130. | 0.2% | Umatilla School District 6 / 6,397 |
| 130. | 0.2% | Centennial School District 28J / 41,767 |
| 130. | 0.2% | Hood River County School District 1 / 22,207 |
| 130. | 0.2% | Neah-Kah-Nie School District 56 / 7,184 |
| 134. | 0.2% | Astoria School District 1 / 14,011 |
| 134. | 0.2% | Jefferson School District 14J / 6,654 |
| 134. | 0.2% | Gresham-Barlow School District 1J / 74,621 |
| 134. | 0.2% | Hermiston School District 8 / 26,777 |
| 138. | 0.2% | Mount Angel School District 91 / 3,964 |
| 139. | 0.2% | La Grande School District 1 / 16,764 |
| 140. | 0.2% | Bandon School District 54 / 6,198 |
| 141. | 0.2% | North Wasco School District 21 / 21,139 |
| 141. | 0.2% | Harrisburg School District 7J / 5,634 |
| 141. | 0.2% | Marcola School District 79J / 1,966 |
| 144. | 0.2% | Reynolds School District 7 / 73,329 |
| 145. | 0.2% | Elgin School District 23 / 2,306 |
| 146. | 0.1% | Pleasant Hill School District 1 / 6,628 |
| 147. | 0.1% | South Wasco County School District 1 / 1,836 |
| 147. | 0.1% | John Day School District 3 / 4,760 |
| 149. | 0.1% | Cove School District 15 / 1,893 |
| 149. | 0.1% | Coos Bay School District 9 / 27,600 |
| 149. | 0.1% | Milton-Freewater School District 7 / 11,850 |
| 152. | 0.1% | Silver Falls School District 4J / 19,318 |
| 152. | 0.1% | Estacada School District 108 / 13,364 |
| 154. | 0.1% | Banks School District 13 / 6,144 |
| 155. | 0.1% | Yamhill-Carlton School District 1 / 6,478 |
| 156. | 0.0% | Oakridge School District 76 / 4,503 |
| 157. | 0.0% | Woodburn School District 103 / 26,972 |
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.
*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.
