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19 Free Short Mystery Stories [PDF]

by InfoBooks

Looking for short mystery stories you can finish in one sitting? This collection gathers free PDFs of the genre's foundational works, ready to read or print at home.

Mystery isn't one thing. Detective puzzles, locked-room whodunits, psychological suspense, and gothic crime all sit under the same umbrella, with anchors like Conan Doyle, Christie, Chesterton, and Sayers.

Pick the format that fits your reading time. A quick mystery short story works for a coffee break; a short mystery novel stretches into a weekend afternoon.

Download every short mystery book on this page

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Short Detective Stories

Detective fiction begins with a question and ends with proof. The titles below put Sherlock Holmes, Hercule Poirot, and lesser-known sleuths to work on cases that resolve in fewer pages than a modern novel.

  • The Boscombe Valley Mystery

    Sherlock Holmes investigates a riverside murder where the only witness is the victim's son. A single Holmes case that walks through deduction step by step, ideal as a short introduction to the detective.

    Arthur Conan Doyle

    Format: PDF 18 pages 0.21 MB
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  • The Sign of the Four

    Holmes and Watson untangle a stolen treasure, a one-legged fugitive, and a poisoned dart in this short Holmes novel. The case that introduces Mary Morstan and sets up Watson's marriage.

    Arthur Conan Doyle

    Format: PDF 112 pages 0.46 MB
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  • A Study in Scarlet

    The first Sherlock Holmes novel, opening with Watson meeting Holmes and following a revenge murder back to its roots in the American West. Short enough to read in a sitting and essential for any Holmes reader.

    Arthur Conan Doyle

    Format: PDF 62 pages 0.34 MB
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  • The Adventures of Sherlock Holmes

    The twelve canonical short stories that established Holmes as a global icon. Includes A Scandal in Bohemia, The Red-Headed League, The Speckled Band, and other puzzles solvable in a coffee break.

    Arthur Conan Doyle

    Format: PDF 163 pages 0.75 MB
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  • The Mystery of 31 New Inn

    Dr. Thorndyke is summoned to a blindfolded house call and uses forensic science to reconstruct what really happened to the patient. A short procedural that pioneered scientific detection.

    R. Austin Freeman

    Format: PDF 233 pages 0.83 MB
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  • The Canary Murder Case

    Philo Vance investigates the strangling of a Broadway showgirl in her own apartment, with every plausible suspect alibied. A long-form puzzle that established the gentleman-detective formula of the 1920s.

    S. S. Van Dine

    Format: PDF 239 pages 1.08 MB
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  • Clouds of Witness

    Lord Peter Wimsey works to clear his own brother of a murder charge after the body of his sister's fiance is found at the family estate. A classic country-house whodunit with a peerage in the dock.

    Dorothy L. Sayers

    Format: PDF 259 pages 0.82 MB
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  • The Innocence of Father Brown

    Twelve cases solved by a quiet Catholic priest who reads suspects like a confessor reads souls. Chesterton's first Father Brown collection turns moral psychology into a detective method.

    G. K. Chesterton

    Format: PDF 245 pages 1.27 MB
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  • Poirot Investigates

    Eleven short cases featuring Hercule Poirot and Captain Hastings, including stolen jewels, kidnappings, and seemingly impossible thefts. The collection that made Poirot a household name after his novel debut.

    Agatha Christie

    Format: PDF 157 pages 0.63 MB
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Classic Short Mystery Stories

Some mystery stories shaped the entire genre in twenty pages or less. These are the canonical short tales that later writers spent decades imitating.

  • The Black Cat

    Poe's chilling first-person confession of guilt, alcoholism, and supernatural revenge. A short tale that fuses gothic horror with a hidden crime brought to light by the cat itself.

    Edgar Allan Poe

    Format: PDF 19 pages 0.11 MB
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  • The Mysterious Affair at Styles

    Hercule Poirot's first case, set in a country house where the wealthy mistress is poisoned. The novel that launched the golden age of the detective genre, told as a structured whodunit with every clue available to the reader.

    Agatha Christie

    Format: PDF 180 pages 0.61 MB
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  • The Murders in the Rue Morgue

    The first true detective story ever written. Poe's amateur sleuth Dupin solves a locked-room double murder in Paris and invents every convention later used by Holmes and Poirot.

    Edgar Allan Poe

    Format: PDF 36 pages 0.17 MB
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  • The Fall of the House of Usher

    A guest watches an isolated family fall apart in a crumbling mansion that mirrors their decay. Less a mystery than a slow-burning psychological puzzle from one of the genre's founders.

    Edgar Allan Poe

    Format: PDF 25 pages 0.15 MB
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  • Library of the World's Best Mystery and Detective Stories

    A curated anthology of early mystery and detective stories from authors across many traditions, edited by Julian Hawthorne. Includes work by Maupassant, Voltaire, Balzac, Apuleius, and other founders of the genre.

    Julian Hawthorne

    Format: PDF 313 pages 22.08 MB
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Short Mystery Novels and Suspense

When a single story isn't enough, a short mystery novel scratches the same itch in two or three sittings. The picks below blend mystery with suspense, spy thrillers, and psychological tension.

  • The Thirty-Nine Steps

    Richard Hannay flees across the Scottish moors after a stranger is murdered in his flat. A foundational spy thriller built on pursuit, disguise, and a coded mystery only Hannay can solve in time.

    John Buchan

    Format: PDF 31 pages 0.27 MB
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  • The Red House Mystery

    A weekend houseguest turns amateur sleuth after a man is found dead behind a locked door. Milne's only mystery novel is a clean, witty locked-room puzzle from the author of Winnie-the-Pooh.

    A.A. Milne

    Format: PDF 185 pages 0.63 MB
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  • In the Fog

    Four strangers swap suspect murder stories in a London club during a thick fog, each tale tighter than the last. A short suspense novella that turns into its own twist.

    Richard Harding Davis

    Format: PDF 59 pages 0.29 MB
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  • The Lodger

    A landlady starts to suspect that her quiet new tenant is the Jack the Ripper-inspired killer terrorizing the city. The novel that defined modern psychological suspense and inspired Hitchcock's first thriller.

    Marie Belloc Lowndes

    Format: PDF 225 pages 0.9 MB
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  • The Strange Case of Dr. Jekyll and Mr. Hyde

    Lawyer Utterson investigates the strange will of his friend Dr. Jekyll and the violent stranger who keeps appearing in his place. A mystery that hides its revelation until the last chapter, told entirely through documents and witness accounts.

    Robert Louis Stevenson

    Format: PDF 107 pages 0.32 MB
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  • The Man Who Was Thursday: A Nightmare

    A poet infiltrates an anarchist council called by days of the week and discovers each member hides another mystery. A philosophical thriller that turns the spy genre inside out.

    G. K. Chesterton

    Format: PDF 158 pages 0.68 MB
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Every PDF on this page is in the public domain in the United States and free to read or share. Save the ones you want and skip the rest, no signup required.

Want more brief reads beyond mystery? Browse our full collection of Short Stories for thrillers, romance, sci-fi, and more in short form.

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