| 100% | JUNETEENTH | 10 | Posthumously published novel by 45-Across |
| 61% | OMERTA | 6 | Novel by Mario Puzo published posthumously in 2000 |
| 61% | THEPROFESSOR | 12 | Novel by Charlotte Bronte published posthumously in 1857 |
| 60% | THEMARTIAN | 10 | Novel by George du Maurier published posthumously in 1897 |
| 58% | MARTIAN | 7 | The —, novel by George du Maurier published posthumously in 1897 |
| 57% | YEARONE | 7 | 2017 bestselling fantasy novel by 45-Across (2 wds.) |
| 57% | COMESUNDOWN | 11 | 2017 bestselling romance novel by 45-Across (2 wds.) |
| 55% | VALERIE | 7 | Unfinished novel by Captain Frederick Marryat subtitled An Autobiography published posthumously in 1848 |
| 55% | INVISIBLEMAN | 12 | 1953 National Book Award-winning novel by 45-Across (2 wds.) |
| 55% | AMERIKA | 7 | Incomplete novel by Franz Kafka also known as Der Verschollene published posthumously in 1927 |
| 54% | ONEBYONE | 8 | Mystery novel by 45-Across set in the French Alps (3 wds.) |
| 53% | BYANYOTHERNAME | 14 | 2024 novel by 45-Across about two playwrights living centuries apart (4 wds.) |
| 53% | DEATH | 5 | "A Happy ___," novel by Albert Camus published posthumously in 1971 which recounts his travels in Europe |
| 53% | THELYINGGAME | 12 | Mystery novel by 45-Across set at an all-girls' boarding school (3 wds.) |
| 52% | LEAVINGTIME | 11 | 2014 novel by 45-Across about a daughter investigating her mother's disappearance (2 wds.) |
| 51% | THEWATERDANCER | 14 | 2019 bestselling fantasy novel by 45-Across set in the pre-Civil War South (3 wds.) |
| 50% | OMERTA | 6 | Posthumously published Puzo novel |
| 50% | SLEEPINGMURDER | 14 | Posthumously released novel by 44-Across subtitled "Miss Marple's Last Case" (2 wds.) |
| 50% | SILASMARNER | 11 | Novel by 33 Across |
| 50% | MIDDLEMARCH | 11 | Novel by 33 Across |
| 50% | THEPARTNER | 10 | Novel by 62 Across |
| 50% | KIDNAPPED | 9 | Adventure novel by 27-Across/46-Across published in 1886 |
| 50% | NORTHANGE | 9 | Posthumously published novel that features a trip to Bath |
| 47% | ULYSSES | 7 | Novel by James Joyce published in 1922 |
| 46% | DEMONS | 6 | Novel by Fyodor Dostoevsky first published between 1871-72 |
| 45% | BLUBBER | 7 | 1974 young adult novel by 45-Across that is #43 on the ALA's Top 100 Banned/Challenged Books (2000-2009) (2 wds.) |
| 45% | FOREVER | 7 | 1975 young adult novel by 45-Across that is #16 on the ALA's Top 100 Banned/Challenged Books (2000-2009) (2 wds.) |
| 45% | TIGEREYES | 9 | 1981 young adult novel by 45-Across that is #87 on the ALA's Top 100 Banned/Challenged Books (2000-2009) (2 wds.) |
| 45% | SQUAREEGG | 9 | The —, posthumously published 1924 story collection by Saki |