| Schechter, Elizabeth | The Sea Prince by Schechter, Elizabeth | Novel (40,000 words and up) | Romantasy |
| Severin, Todd | Deadly Vision | Novel (40,000 words and up) | Science Fiction, Speculative |
| Shipton, Liz | Dot Slash Magic | Novel (40,000 words and up) | Fantasy, Romantasy |
| Shteyngart, Gary | VERA, OR FAITH | Novel (40,000 words and up) | Fantasy, Humorous, Speculative |
| Silver, C.P. | Whispers of the Elixir by Silver, C.P. | Novel (40,000 words and up) | Fantasy, Second-world Fantasy |
| Simon, Michael | First Command by Simon, Michael | Novel (40,000 words and up) | Military SFF, Science Fiction, Space Opera |
| Simon, Michael | Extinction by Simon, Michael | Novel (40,000 words and up) | Military SFF, Science Fiction, Space Opera |
| Singer, D.B. | Singularity and Loneliness | Novel (40,000 words and up) | Science Fiction, Speculative |
| Singerling, Sheri | Nytho | Indie, Novel (40,000 words and up) | Cyberpunk, Science Fiction |
| Singerling, Sheri | Neuen | Indie, Novel (40,000 words and up) | Science Fiction |
| Singerling, Sheri | Blessed is the Rot | Indie, Novel (40,000 words and up) | Fantasy, Horror, Science Fiction |
| Sisco, Cody | Altered Bodies | Indie, Novel (40,000 words and up) | Alt History, Cozy, Cyberpunk, Science Fiction |
| Steele, Gabrielle | Reborn in Ash by Steele, Gabrielle | Indie, Novel (40,000 words and up) | Fantasy |
| Strong, Lynn | Haroun and the Study of Mischief | Novel (40,000 words and up) | Fantasy, Humorous, Speculative |
| Sullivan, Molly Dowd | A Light From the Nether by Sullivan, Molly Dowd | Novel (40,000 words and up) | Fantasy, Horror, Paranormal, Romantasy, Science Fiction, Urban Fantasy |
