

A focus on "some college, no degree" can improve state college attainment rates. More: Ohio 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 | 33.5% | 506,904 | 1,513,761 | 25,359 | 141,793 | 488,018 | 351,687 | 114,231 | 298,455 | 94,218 |
| Delaware | 56.9% | 8,551 | 15,041 | 60 | 436 | 2,790 | 3,204 | 1,075 | 6,018 | 1,458 |
| Franklin | 45.0% | 82,429 | 183,213 | 3,145 | 15,215 | 40,958 | 41,466 | 11,446 | 53,379 | 17,604 |
| Warren | 43.6% | 10,270 | 23,532 | 375 | 1,764 | 6,275 | 4,848 | 1,969 | 6,309 | 1,992 |
| Hamilton | 42.9% | 49,794 | 116,050 | 1,350 | 11,745 | 28,606 | 24,555 | 8,219 | 30,469 | 11,106 |
| Wood | 40.6% | 5,866 | 14,438 | 87 | 821 | 3,850 | 3,814 | 1,353 | 3,216 | 1,297 |
| Greene | 40.1% | 6,939 | 17,316 | 121 | 1,072 | 4,492 | 4,692 | 1,267 | 4,070 | 1,602 |
| Athens | 39.5% | 2,885 | 7,313 | 68 | 552 | 1,982 | 1,826 | 534 | 1,530 | 821 |
| Medina | 39.4% | 7,537 | 19,124 | 167 | 1,038 | 5,962 | 4,420 | 1,525 | 4,994 | 1,018 |
| Cuyahoga | 39.3% | 74,137 | 188,833 | 2,672 | 19,950 | 47,616 | 44,458 | 11,828 | 44,443 | 17,866 |
| Geauga | 38.9% | 3,385 | 8,694 | 882 | 370 | 2,101 | 1,956 | 672 | 1,992 | 721 |
| Putnam | 37.0% | 1,527 | 4,125 | 37 | 205 | 1,513 | 843 | 750 | 641 | 136 |
| Summit | 37.0% | 26,835 | 72,580 | 508 | 5,434 | 21,025 | 18,778 | 4,677 | 16,875 | 5,283 |
| Lake | 36.3% | 10,661 | 29,384 | 398 | 2,061 | 8,396 | 7,868 | 2,294 | 6,513 | 1,854 |
| Butler | 35.1% | 15,741 | 44,886 | 704 | 4,545 | 13,903 | 9,993 | 3,449 | 9,567 | 2,725 |
| Hancock | 34.9% | 3,237 | 9,266 | 34 | 495 | 3,308 | 2,192 | 973 | 1,647 | 617 |
| Montgomery | 34.2% | 25,796 | 75,383 | 837 | 7,535 | 20,644 | 20,571 | 6,423 | 14,506 | 4,867 |
| Lucas | 33.7% | 20,948 | 62,233 | 697 | 6,559 | 17,681 | 16,348 | 5,510 | 12,204 | 3,234 |
| Clermont | 33.2% | 8,326 | 25,043 | 294 | 2,594 | 8,254 | 5,575 | 1,960 | 5,186 | 1,180 |
| Fairfield | 32.6% | 5,242 | 16,080 | 124 | 1,072 | 5,768 | 3,874 | 1,442 | 3,071 | 729 |
| Ottawa | 32.4% | 1,440 | 4,442 | 46 | 356 | 1,457 | 1,143 | 526 | 717 | 197 |
| Portage | 31.9% | 6,140 | 19,255 | 172 | 1,194 | 7,115 | 4,634 | 1,153 | 3,886 | 1,101 |
| Licking | 30.0% | 5,539 | 18,480 | 141 | 1,371 | 7,180 | 4,249 | 1,589 | 3,211 | 739 |
| Mercer | 29.2% | 1,387 | 4,750 | 69 | 351 | 2,049 | 894 | 593 | 635 | 159 |
| Stark | 29.2% | 13,358 | 45,808 | 445 | 3,955 | 17,081 | 10,969 | 3,496 | 7,747 | 2,115 |
| Erie | 29.0% | 2,599 | 8,973 | 59 | 648 | 3,284 | 2,383 | 822 | 1,430 | 347 |
| Van Wert | 28.7% | 1,021 | 3,561 | 20 | 229 | 1,495 | 796 | 499 | 455 | 67 |
| Mahoning | 28.6% | 8,281 | 28,925 | 264 | 2,767 | 10,296 | 7,317 | 1,800 | 5,106 | 1,375 |
| Auglaize | 28.6% | 1,628 | 5,692 | 37 | 363 | 2,539 | 1,125 | 727 | 659 | 242 |
| Washington | 27.7% | 2,028 | 7,333 | 57 | 631 | 3,145 | 1,472 | 847 | 910 | 271 |
| Fulton | 27.3% | 1,384 | 5,075 | 37 | 347 | 1,907 | 1,400 | 479 | 774 | 131 |
| Lorain | 27.0% | 9,831 | 36,383 | 471 | 3,956 | 12,440 | 9,685 | 2,916 | 5,301 | 1,614 |
| Miami | 26.7% | 3,290 | 12,312 | 102 | 1,297 | 4,668 | 2,955 | 1,020 | 1,844 | 426 |
| Defiance | 26.5% | 1,264 | 4,777 | 21 | 221 | 2,214 | 1,057 | 483 | 646 | 135 |
| Union | 26.4% | 1,679 | 6,364 | 109 | 541 | 2,576 | 1,459 | 542 | 1,009 | 128 |
| Wayne | 25.9% | 3,463 | 13,382 | 1,166 | 874 | 5,338 | 2,541 | 852 | 2,025 | 586 |
| Shelby | 25.5% | 1,633 | 6,404 | 74 | 721 | 2,839 | 1,137 | 650 | 783 | 200 |
| Trumbull | 25.4% | 6,988 | 27,542 | 711 | 2,309 | 11,054 | 6,480 | 2,153 | 3,952 | 883 |
| Jefferson | 25.1% | 2,030 | 8,090 | 109 | 671 | 3,329 | 1,951 | 829 | 963 | 238 |
| Monroe | 25.0% | 434 | 1,738 | 31 | 86 | 823 | 364 | 198 | 202 | 34 |
| Allen | 24.8% | 3,329 | 13,450 | 205 | 1,320 | 5,506 | 3,090 | 1,553 | 1,417 | 359 |
| Seneca | 24.3% | 1,654 | 6,807 | 67 | 596 | 3,035 | 1,455 | 625 | 797 | 232 |
| Belmont | 23.7% | 1,979 | 8,362 | 68 | 864 | 3,437 | 2,014 | 934 | 882 | 163 |
| Ashland | 23.6% | 1,441 | 6,118 | 176 | 505 | 2,885 | 1,111 | 435 | 810 | 196 |
| Knox | 23.3% | 1,423 | 6,111 | 173 | 612 | 2,501 | 1,402 | 458 | 831 | 134 |
| Muskingum | 23.3% | 2,429 | 10,435 | 58 | 1,141 | 4,555 | 2,252 | 1,051 | 1,090 | 288 |
| Henry | 23.1% | 834 | 3,612 | 123 | 322 | 1,657 | 676 | 334 | 445 | 55 |
| Madison | 23.1% | 1,369 | 5,930 | 88 | 796 | 2,310 | 1,367 | 502 | 702 | 165 |
| Wyandot | 22.8% | 652 | 2,859 | 41 | 212 | 1,344 | 610 | 322 | 274 | 56 |
| Clark | 21.9% | 3,884 | 17,703 | 219 | 2,325 | 6,852 | 4,423 | 1,334 | 2,064 | 486 |
| Paulding | 21.7% | 543 | 2,500 | 27 | 185 | 1,198 | 547 | 275 | 213 | 55 |
| Clinton | 21.6% | 1,141 | 5,274 | 59 | 493 | 2,240 | 1,341 | 379 | 643 | 119 |
| Sandusky | 21.6% | 1,592 | 7,376 | 91 | 681 | 3,130 | 1,882 | 701 | 660 | 231 |
| Gallia | 21.5% | 770 | 3,588 | 76 | 531 | 1,399 | 812 | 295 | 370 | 105 |
| Darke | 21.2% | 1,399 | 6,588 | 74 | 441 | 3,251 | 1,423 | 564 | 693 | 142 |
| Harrison | 20.9% | 360 | 1,724 | 10 | 151 | 879 | 324 | 217 | 113 | 30 |
| Hardin | 20.8% | 826 | 3,970 | 103 | 455 | 1,914 | 672 | 295 | 431 | 100 |
| Richland | 20.7% | 3,415 | 16,530 | 348 | 1,920 | 7,008 | 3,839 | 1,489 | 1,579 | 347 |
| Lawrence | 20.2% | 1,632 | 8,084 | 148 | 1,043 | 3,520 | 1,741 | 580 | 823 | 229 |
| Tuscarawas | 19.9% | 2,261 | 11,342 | 441 | 912 | 5,467 | 2,261 | 774 | 1,184 | 303 |
| Scioto | 19.8% | 2,099 | 10,620 | 226 | 1,640 | 4,419 | 2,236 | 859 | 869 | 371 |
| Meigs | 19.7% | 563 | 2,854 | 66 | 495 | 1,155 | 575 | 256 | 235 | 72 |
| Hocking | 19.7% | 678 | 3,442 | 10 | 344 | 1,683 | 727 | 287 | 331 | 60 |
| Logan | 19.5% | 1,097 | 5,629 | 157 | 456 | 2,865 | 1,054 | 459 | 471 | 167 |
| Columbiana | 19.5% | 2,754 | 14,151 | 401 | 1,569 | 6,504 | 2,923 | 989 | 1,505 | 260 |
| Champaign | 19.4% | 980 | 5,041 | 78 | 406 | 2,333 | 1,244 | 334 | 529 | 117 |
| Preble | 19.4% | 1,017 | 5,243 | 50 | 520 | 2,566 | 1,090 | 372 | 508 | 137 |
| Williams | 19.0% | 940 | 4,939 | 97 | 392 | 2,462 | 1,048 | 439 | 400 | 101 |
| Huron | 18.9% | 1,490 | 7,869 | 153 | 742 | 3,743 | 1,741 | 508 | 811 | 171 |
| Ashtabula | 18.3% | 2,313 | 12,651 | 423 | 1,288 | 5,934 | 2,693 | 914 | 1,102 | 297 |
| Ross | 18.2% | 1,916 | 10,515 | 169 | 1,376 | 4,789 | 2,265 | 699 | 966 | 251 |
| Crawford | 18.2% | 1,052 | 5,780 | 62 | 700 | 2,798 | 1,168 | 445 | 504 | 103 |
| Fayette | 17.8% | 666 | 3,746 | 58 | 406 | 2,010 | 606 | 270 | 359 | 37 |
| Noble | 17.4% | 360 | 2,069 | 75 | 290 | 820 | 524 | 179 | 149 | 32 |
| Brown | 16.9% | 977 | 5,769 | 75 | 868 | 2,819 | 1,030 | 462 | 370 | 145 |
| Adams | 16.9% | 599 | 3,538 | 111 | 603 | 1,742 | 483 | 267 | 290 | 42 |
| Marion | 16.8% | 1,503 | 8,966 | 228 | 1,406 | 3,836 | 1,993 | 694 | 688 | 121 |
| Pickaway | 16.1% | 1,266 | 7,855 | 203 | 1,284 | 3,399 | 1,703 | 484 | 650 | 132 |
| Coshocton | 16.0% | 692 | 4,336 | 306 | 446 | 2,260 | 632 | 273 | 343 | 76 |
| Guernsey | 15.7% | 775 | 4,933 | 205 | 642 | 2,224 | 1,087 | 366 | 318 | 91 |
| Morgan | 15.6% | 263 | 1,682 | 34 | 151 | 858 | 376 | 140 | 81 | 42 |
| Carroll | 15.6% | 511 | 3,271 | 49 | 305 | 1,833 | 573 | 193 | 229 | 89 |
| Morrow | 15.6% | 627 | 4,029 | 133 | 549 | 1,796 | 924 | 245 | 301 | 81 |
| Jackson | 15.3% | 677 | 4,416 | 69 | 627 | 2,093 | 950 | 297 | 320 | 60 |
| Highland | 15.0% | 792 | 5,282 | 118 | 765 | 2,459 | 1,148 | 358 | 356 | 78 |
| Pike | 14.6% | 546 | 3,728 | 132 | 673 | 1,751 | 626 | 198 | 278 | 70 |
| Vinton | 13.8% | 236 | 1,711 | 28 | 253 | 873 | 321 | 149 | 74 | 13 |
| Perry | 13.1% | 600 | 4,587 | 61 | 478 | 2,542 | 906 | 335 | 213 | 52 |
| Holmes | 9.3% | 459 | 4,926 | 2,286 | 263 | 1,411 | 507 | 103 | 299 | 57 |