Best Science Fiction Writing Contests in 2025

Genres: Fiction, Memoir, Non-fiction, Poetry, Children's, Fantasy, Mystery, Romance, Science Fiction, Thriller, and Young Adult

The North Street Book Prize focuses on self-published or hybrid-published books, offering significant cash prizes and marketing services to enhance visibility. The contest has been running for 11 years and encourages entries across various genres.

Genres: Fantasy, Fiction, Mystery, Non-fiction, Science Fiction, and Young Adult

The 2025 Book Pipeline Unpublished Contest aims to discover unpublished manuscripts across ten categories. Winners receive $25,000, industry circulation, and executive development opportunities. It is open to writers aged 18 and older, with specific submission guidelines based on categories.

Genres: Fiction, Flash Fiction, Short Story, Crime, Essay, Fantasy, Horror, Humor, Memoir, Mystery, Non-fiction, Novella, Poetry, Romance, Science Fiction, Thriller, and Young Adult

The competition is open for submissions themed 'The Evolution of Love'. Each entry will be edited, judged based on various writing criteria, and selected works will be published in an anthology.

Genres: Crime, Fantasy, Fiction, Horror, Memoir, Mystery, Non-fiction, Romance, Science Fiction, Short Story, Suspense, and Thriller

The Story Unlikely Short Story Contest encourages submissions of all genres, with a focus on quality storytelling. The contest aims to revive the art of storytelling and embraces a variety of narratives without restrictions on age or location.

Genres: Mystery, Non-fiction, Science Fiction, Short Story, Suspense, and Thriller

The Claymore Award assists new and rebranding English-language fiction authors with potential publishing opportunities, including agent representation, book deals, and media adaptations. The contest emphasizes the importance of getting the first 50 pages of an unpublished work noticed by industry professionals.

Genres: Children's, Crime, Fantasy, Romance, Science Fiction, Suspense, Thriller, and Young Adult

The I Am Writing Competition offers multiple categories for writers to showcase their talent, with prizes for various genres including crime, historical, and romance. Each category allows entrants to submit the first 3,500 words of their work along with a synopsis where required.

Genres: Crime, Fantasy, Fiction, Flash Fiction, Horror, Humor, Mystery, Romance, Science Fiction, Science Writing, Short Story, Thriller, and Young Adult

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Genres: Crime, Fantasy, Fiction, Horror, Humor, Mystery, Novel, Novella, Poetry, Romance, Science Fiction, Short Story, Thriller, and Young Adult

The Best Indie Book Award (BIBA) is an international literary contest that recognizes outstanding achievements by independently published authors. Entries are limited to indie published books, including those from small presses and self-published authors, judged on various writing skills.

Genres: Fiction, Short Story, Horror, Mystery, and Science Fiction

The Fabula Press Short Story Contest encourages exceptional storytelling across genres, with no specific theme. Participants can submit entries for both free and paid categories. Winning stories may be published in an anthology.

Genres: Fantasy, Fiction, Horror, Science Fiction, and Suspense

An annual fiction competition recognizing the finest speculative fiction. All forms of previously unpublished fiction are accepted, including fairy tales, magical realism, and science fiction. Winners may be published in the North American Review's summer issue.

Genres: Crime, Fantasy, Fiction, Flash Fiction, Horror, Humor, Mystery, Romance, Science Fiction, Short Story, Thriller, and Young Adult

The Spring Microfiction Battle is part of the Writing Battle series, where participants write stories based on prompts. Participants receive feedback from peers and industry judges.

Genres: Fiction, Short Story, and Science Fiction

Fiction Potluck is a quarterly writing competition open to fiction writers globally, featuring a guest judge who sets a unique challenge each period. The current challenge theme is 'Sci-Fi Western', with submissions of up to 6,000 words due by August 20. The competition is free to enter, and winners receive prizes including a two-year Duotrope service subscription (valued at $100).