| 2025 | Death at Morning House | Edgar Allan Poe Awards source ↗ (opens in a new tab) | Nominee · Best Young Adult | |
| 2024 | Death at Morning House | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2024 | Death at Morning House | Chicago Public Library Best of the Best source ↗ (opens in a new tab) | Selection · Best Teen Fiction | |
| 2024 | Death at Morning House | Horn Book Fanfare source ↗ (opens in a new tab) | Selection · Fiction | |
| 2023 | Nine Liars | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2023 | Nine Liars | BookPage Best Books of the Year source ↗ (opens in a new tab) | Selection · Young Adult | |
| 2022 | The Box in the Woods | Thriller Awards source ↗ (opens in a new tab) | Nominee · Best Young Adult Novel | |
| 2021 | The Box in the Woods | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2021 | The Box in the Woods | Kirkus Best Books of the Year source ↗ (opens in a new tab) | Selection · Teen | |
| 2020 | The Hand on the Wall | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2020 | The Hand on the Wall | Kirkus Best Books of the Year source ↗ (opens in a new tab) | Selection · Teen | |
| 2019 | The Vanishing Stair | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2019 | The Vanishing Stair | Chicago Public Library Best of the Best source ↗ (opens in a new tab) | Selection · Best Teen Fiction | |
| 2018 | Truly, Devious | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2018 | Truly Devious | Chicago Public Library Best of the Best source ↗ (opens in a new tab) | Selection · Best Teen Fiction | |
| 2018 | Truly Devious | Publishers Weekly Best Books source ↗ (opens in a new tab) | Selection · Young Adult | |
| 2015 | The Shadow Cabinet | Bram Stoker Awards source ↗ (opens in a new tab) | Nominee · Young Adult Novel | |
| 2013 | The Madness Underneath | NPR Books We Love source ↗ (opens in a new tab) | Selection · Books We Love | |
| 2012 | The Name of the Star | Edgar Allan Poe Awards source ↗ (opens in a new tab) | Nominee · Best Young Adult | |
| 2011 | The Name of the Star | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fantasy | |
| 2011 | The Last Little Blue Envelope | Goodreads Choice Awards source ↗ (opens in a new tab) | Nominee · Young Adult Fiction | |
| 2008 | Girl at Sea | RITA Awards source ↗ (opens in a new tab) | Finalist · Young Adult Romance | |
| 2007 | Devilish | Nebula Award (Novel, Novella and Andre Norton) source ↗ (opens in a new tab) | Nominee · Andre Norton | |