| Rank | Private Graduate School Enrollment Percentage ▼ | School District / Population |
| 1. | 100.0% | Airline Community School District / 464 |
| 1. | 100.0% | Oxford Unorganized Territory / 544 |
| 1. | 100.0% | School Administrative District 07 / 410 |
| 1. | 100.0% | Sedgwick / 1,137 |
| 1. | 100.0% | East Machias / 1,381 |
| 1. | 100.0% | Easton / 1,198 |
| 1. | 100.0% | Washington Unorganized Territory / 1,495 |
| 1. | 100.0% | Vassalboro / 4,337 |
| 1. | 100.0% | Woodville / 212 |
| 1. | 100.0% | Georgetown / 1,050 |
| 1. | 100.0% | Name N/A / 4,615 |
| 1. | 100.0% | Islesboro / 643 |
| 1. | 100.0% | Damariscotta / 2,001 |
| 1. | 100.0% | Edgecomb / 1,154 |
| 1. | 100.0% | Jonesboro / 495 |
| 1. | 100.0% | Regional School Unit 25 / 8,333 |
| 1. | 100.0% | Lisbon / 8,936 |
| 1. | 100.0% | School Administrative District 20 / 3,447 |
| 19. | 86.7% | School Administrative District 13 / 1,570 |
| 20. | 85.7% | Long Island / 239 |
| 21. | 77.4% | Biddeford / 21,303 |
| 22. | 76.0% | York / 12,661 |
| 23. | 74.3% | Great Salt Bay Community School District / 4,670 |
| 24. | 74.1% | Bar Harbor / 5,269 |
| 25. | 72.7% | Bremen / 894 |
| 26. | 71.8% | School Administrative District 29 / 7,911 |
| 27. | 71.4% | Whiting / 467 |
| 28. | 70.0% | South Bristol / 952 |
| 29. | 66.7% | Roque Bluffs / 262 |
| 29. | 66.7% | Dennysville / 324 |
| 29. | 66.7% | Castine / 1,425 |
| 29. | 66.7% | School Administrative District 45 / 2,323 |
| 33. | 61.7% | School Administrative District 11 / 13,654 |
| 34. | 59.9% | Brunswick / 20,329 |
| 35. | 59.7% | School Administrative District 27 / 6,478 |
| 36. | 59.6% | Yarmouth / 8,433 |
| 37. | 59.5% | Waterville / 15,886 |
| 38. | 59.3% | Regional School Unit 02 / 14,616 |
| 39. | 58.6% | Sanford / 20,853 |
| 40. | 58.1% | Mount Desert Community School District / 11,183 |
| 41. | 57.3% | Regional School Unit 14 / 21,760 |
| 42. | 57.1% | Newcastle / 1,775 |
| 43. | 55.7% | School Administrative District 52 / 12,096 |
| 44. | 54.6% | Regional School Unit 05 / 13,441 |
| 45. | 54.1% | Name N/A / 31,148 |
| 46. | 52.7% | Wells-Ogunquit Community School District / 10,924 |
| 47. | 51.0% | School Administrative District 35 / 13,510 |
| 48. | 50.5% | School Administrative District 57 / 22,234 |
| 49. | 50.0% | School Administrative District 70 / 3,752 |
| 49. | 50.0% | New Sweden / 611 |
| 49. | 50.0% | School Administrative District 59 / 5,326 |
| 49. | 50.0% | Winthrop / 6,046 |
| 49. | 50.0% | School Administrative District 42 / 2,252 |
| 49. | 50.0% | Lake View Plantation / 66 |
| 49. | 50.0% | Boothbay-Boothbay Harbor Community School District / 5,113 |
| 49. | 50.0% | Medford / 204 |
| 57. | 48.9% | Regional School Unit 16 / 11,045 |
| 58. | 48.4% | Scarborough / 19,209 |
| 59. | 47.1% | Trenton / 1,555 |
| 60. | 46.2% | Hope / 1,651 |
| 60. | 46.2% | School Administrative District 44 / 5,676 |
| 62. | 46.1% | Winslow / 7,709 |
| 63. | 45.5% | Mount Desert / 2,174 |
| 64. | 45.4% | Portland / 66,317 |
| 65. | 44.9% | School Administrative District 15 / 13,450 |
| 66. | 43.7% | Regional School Unit 19 / 14,878 |
| 67. | 43.2% | Regional School Unit 23 / 29,425 |
| 68. | 43.1% | School Administrative District 55 / 8,125 |
| 69. | 42.9% | South Portland / 25,154 |
| 70. | 42.9% | Fayette / 1,143 |
| 70. | 42.9% | Carrabassett Valley / 561 |
| 72. | 42.4% | School Administrative District 51 / 10,963 |
| 73. | 41.4% | Regional School Unit 10 / 18,853 |
| 74. | 41.1% | School Administrative District 61 / 14,598 |
| 75. | 40.6% | School Administrative District 60 / 18,087 |
| 76. | 40.5% | School Administrative District 23 / 5,696 |
| 77. | 40.0% | Dedham / 1,584 |
| 77. | 40.0% | Medway / 1,157 |
| 79. | 39.0% | Falmouth / 11,424 |
| 80. | 38.7% | Name N/A / 10,044 |
| 81. | 38.1% | Brooksville / 885 |
| 82. | 37.9% | Lewiston / 36,410 |
| 83. | 37.5% | Eastport / 1,414 |
| 84. | 37.1% | Regional School Unit 01 / 15,974 |
| 85. | 36.8% | School Administrative District 28 / 8,177 |
| 86. | 36.7% | School Administrative District 68 / 6,681 |
| 87. | 36.2% | School Administrative District 09 / 17,770 |
| 88. | 35.3% | Bangor / 32,800 |
| 89. | 33.3% | Southwest Harbor / 1,976 |
| 89. | 33.3% | School Administrative District 58 / 3,974 |
| 89. | 33.3% | School Administrative District 30 / 2,269 |
| 89. | 33.3% | School Administrative District 03 / 10,597 |
| 89. | 33.3% | Caratunk / 107 |
| 89. | 33.3% | School Administrative District 41 / 4,323 |
| 95. | 33.0% | School Administrative District 06 / 26,158 |
| 96. | 32.4% | School Administrative District 33 / 1,608 |
| 97. | 32.1% | Name N/A / 1,959 |
| 98. | 31.7% | Name N/A / 13,571 |
| 99. | 30.3% | Regional School Unit 12 / 14,756 |
| 100. | 29.4% | School Administrative District 75 / 19,467 |
| 101. | 28.6% | School Administrative District 72 / 8,110 |
| 102. | 28.1% | Regional School Unit 24 / 18,942 |
| 103. | 27.9% | Brewer / 9,391 |
| 104. | 27.3% | Perry / 825 |
| 105. | 26.7% | Madawaska / 3,965 |
| 106. | 26.3% | Regional School Unit 39 / 10,339 |
| 107. | 26.0% | Auburn / 22,960 |
| 108. | 25.3% | Regional School Unit 38 / 7,860 |
| 109. | 25.0% | School Administrative District 67 / 6,389 |
| 109. | 25.0% | School Administrative District 49 / 14,602 |
| 109. | 25.0% | Marshfield / 462 |
| 112. | 24.5% | Westbrook / 17,662 |
| 113. | 24.1% | Milford / 3,054 |
| 114. | 23.7% | School Administrative District 32 / 2,185 |
| 115. | 23.5% | Baring Plantation / 265 |
| 116. | 23.0% | Cape Elizabeth / 9,093 |
| 117. | 22.9% | Regional School Unit 20 / 17,022 |
| 118. | 22.2% | Name N/A / 1,072 |
| 119. | 22.1% | School Administrative District 54 / 17,008 |
| 120. | 21.4% | School Administrative District 31 / 4,042 |
| 120. | 21.4% | Penobscot / 1,153 |
| 122. | 20.3% | School Administrative District 22 / 13,773 |
| 123. | 20.0% | School Administrative District 04 / 5,106 |
| 124. | 18.8% | Machias / 2,209 |
| 125. | 18.7% | Augusta / 18,898 |
| 126. | 18.2% | Gorham / 16,677 |
| 127. | 16.7% | Brooklin / 858 |
| 128. | 15.1% | School Administrative District 63 / 6,385 |
| 129. | 14.6% | Regional School Unit 21 / 18,582 |
| 130. | 14.1% | School Administrative District 40 / 14,356 |
| 131. | 12.8% | School Administrative District 01 / 12,992 |
| 132. | 12.7% | Kittery / 9,573 |
| 133. | 12.5% | Hermon / 5,598 |
| 134. | 10.9% | Regional School Unit 34 / 10,069 |
| 135. | 10.3% | Name N/A / 5,321 |
| 136. | 10.3% | School Administrative District 74 / 5,395 |
| 137. | 6.8% | School Administrative District 64 / 7,974 |
| 138. | 6.7% | School Administrative District 17 / 24,133 |
| 139. | 5.2% | Regional School Unit 13 / 17,174 |
| 140. | 3.9% | Regional School Unit 26 / 10,515 |
Please note that we only rank locations with 'Private Graduate School Enrollment Percentage' data. The rank above might not be a complete list. Locations without 'Private Graduate School Enrollment Percentage' data are not listed.
