

A focus on "some college, no degree" can improve state college attainment rates. More: Maine PDF
| County | Percent w/college degree | Number w/college degree | Total population (ages 25-34) | < 9th grade | 9th-12th grade, no diploma | High school grad/GED | Some college, no degree | Associate's degree | Bachelor's degree | Graduate degree |
| TOTAL | 32.5% | 50,912 | 156,615 | 1,996 | 11,399 | 57,197 | 35,111 | 15,086 | 28,581 | 7,245 |
| Cumberland | 46.0% | 16,816 | 36,528 | 483 | 1,751 | 9,449 | 8,029 | 3,622 | 10,318 | 2,876 |
| Penobscot | 33.4% | 6,002 | 17,955 | 232 | 1,168 | 6,330 | 4,223 | 2,086 | 3,092 | 824 |
| York | 33.4% | 7,666 | 22,984 | 217 | 1,585 | 8,354 | 5,162 | 2,447 | 4,181 | 1,038 |
| Hancock | 32.1% | 1,851 | 5,774 | 53 | 371 | 2,023 | 1,476 | 433 | 1,107 | 311 |
| Sagadahoc | 29.2% | 1,303 | 4,463 | 84 | 351 | 1,709 | 1,016 | 363 | 735 | 205 |
| Franklin | 28.9% | 902 | 3,124 | 30 | 212 | 1,310 | 670 | 269 | 541 | 92 |
| Waldo | 28.3% | 1,219 | 4,304 | 26 | 360 | 1,876 | 823 | 377 | 710 | 132 |
| Kennebec | 27.9% | 3,899 | 13,956 | 153 | 1,104 | 5,505 | 3,295 | 1,410 | 1,922 | 567 |
| Aroostook | 26.8% | 2,170 | 8,098 | 69 | 663 | 3,293 | 1,903 | 894 | 1,062 | 214 |
| Lincoln | 25.9% | 856 | 3,309 | 25 | 326 | 1,375 | 727 | 232 | 515 | 109 |
| Androscoggin | 24.7% | 3,385 | 13,708 | 306 | 1,117 | 5,638 | 3,262 | 1,256 | 1,812 | 317 |
| Knox | 24.7% | 1,156 | 4,684 | 53 | 390 | 2,117 | 968 | 246 | 738 | 172 |
| Piscataquis | 23.9% | 432 | 1,808 | 38 | 189 | 801 | 348 | 144 | 236 | 52 |
| Oxford | 23.2% | 1,364 | 5,882 | 79 | 582 | 2,723 | 1,134 | 476 | 721 | 167 |
| Washington | 20.4% | 786 | 3,850 | 69 | 450 | 1,661 | 884 | 297 | 395 | 94 |
| Somerset | 17.9% | 1,105 | 6,188 | 79 | 780 | 3,033 | 1,191 | 534 | 496 | 75 |