16 Best New June 2025 Mystery Book Releases

What’s dropping in June 2025 for mystery readers? A little murder, a lot of mess, and something for every mood. From train-bound revenge plots to cozy bookstore crimes to castle heists gone wrong, these June 2025 mystery book releases are sorted by subgenre so you can find exactly what you’re in the mood for without wading through every new release list on the internet.

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June 2025 Horror Books

With a Vengeance by Riley Sager

One train. No stops. Just a deadly game of revenge. In 1954, a woman with a vendetta traps six enemies on an overnight train ride—but when one of them turns up dead, she’s forced to play detective before the killer strikes again. Think Agatha Christie on adrenaline.

Key themes: revenge, closed-circle mystery, 1950s historical setting, train travel, survival

Grab With a Vengeance on Amazon

Where Daisies Breathe by Jessica Sorensen

Teen sleuths dig deeper into a town plagued by secrets, twisted murders, and a forest filled with clues no one wants to find. A slow-burn suspense set in the haunted edges of a small town mystery.

Key themes: small-town secrets, teenage detectives, forest setting, corruption, murder mystery

Grab Where Daisies Breathe on Amazon

June 2025 Cozy Mystery Books

An Heiress’s Guide to Death and Diamonds by Kristen Bird

A reunion, a reality TV star corpse, and a missing diamond. This small-town cozy mystery mixes old flames and fresh crimes with plenty of sass and Southern charm.

Key themes: small-town mystery, family secrets, inheritance drama, second chance romance, high school reunion

Grab An Heiress’s Guide to Death and Diamonds on Amazon

A Body at the Book Fair by Ellie Alexander

A cozy Agatha Christie-themed bookstore, a cold case haunting the heroine, and a murder at the Santa Clara Book Fair. A clean, charming mystery with literary twists and bookstore vibes.

Key themes: bookish setting, amateur sleuth, cold case, publishing industry, bookstore life

Grab A Body at the Book Fair on Amazon

Check out even more cozy mysteries set at libraries and bookstores.

The Ex-Girlfriend Murder Club by Gloria Chao

Three women. One dead cheating ex. Now they have to solve the murder or take the fall. This laugh-out-loud whodunit is a perfect mix of Finlay Donovan chaos and John Tucker Must Die energy.

Key themes: revenge, found family, dating drama, murder investigation, laugh-out-loud chaos

Grab The Ex-Girlfriend Murder Club on Amazon

June 2025 Young Adult Thriller Books

Heiress Among Thieves by Emily Wibberley and Austin Siegemund-Broka

A teen mastermind plans the ultimate heist during her grandmother’s birthday in a Swiss castle—until a rival, a murder, and messy emotions complicate her gold-digging getaway.

Key themes: heist, rich family secrets, love triangle, castle setting, betrayal

Grab Heiress Among Thieves on Amazon

June 2025 Thriller Books

Her First Mistake by Kendra Elliott

A cold case reopens and a detective’s traumatic past resurfaces. This twisty small-town suspense probes memory, murder, and the secrets that survive even the dead.

Key themes: cold case, domestic abuse, trauma recovery, law enforcement, small-town secrets

Grab Her First Mistake on Amazon

Someone Knows by Vi Keeland

An anonymous student submits a story that’s too close to the truth, and a college professor’s dark past threatens to destroy her present. Sexy and sinister with a literary edge.

Key themes: buried secrets, professor-student tension, murder confession, hometown return, guilt

Grab Someone Knows on Amazon

A Happy Marriage by A.R. Torre

A detective and a psychiatrist, married with secrets. When a missing woman ties their lives together, their perfect facade cracks in this psychological thriller about lies that bind.

Key themes: dual POV marriage, hidden pasts, murder investigation, therapist and detective couple, trust issues

Grab A Happy Marriage on Amazon

What’s my fave? Tier-Ranking A.R. Torre’s thrillers.

Don’t Let Him In by Lisa Jewell

Three women. One dangerously charming man. As their stories converge, the truth gets darker and deadlier in this multi-POV psychological thriller from a master of suspense.

Key themes: charismatic villain, multi-POV, domestic tension, mother-daughter dynamic, hidden identity

Grab Don’t Let Him In on Amazon

Whispers of the Lake by Shanora Williams

A reporter returns to a lake town with a vanishing friend, marriage problems, and a mountain of lies. Atmospheric and suspenseful, perfect for fans of twisty domestic thrillers.

Key themes: friendship betrayal, missing person, toxic marriage, small town with secrets, reporter sleuth

Grab Whispers of the Lake on Amazon

June 2025 Historical Mystery Books

The Rushworth Family Plot by Claudia Gray

Jane Austen meets murder mystery when Darcy and Tilney’s descendants get tangled in scandal, inheritance battles, and a suspicious death during London’s Season.

Key themes: Jane Austen, inheritance scandal, London Season, family reputations, murder mystery

Grab The Rushworth Family Plot on Amazon

A Deceptive Game Ensues by Sophie Barnes

Set in Victorian London, this husband-wife sleuthing duo must navigate political danger and secret societies to stop a killer stalking hospital corridors.

Key themes: husband-wife sleuths, Victorian medicine, political conspiracy, hospital setting, underground network

Grab A Deceptive Game Ensues on Amazon

And we’ve got even more Victorian historical mysteries here.

Thus with a Kiss I Die by Christina Dodd

Rosie Montague, the daughter of Romeo and Juliet (yes, really), is back in fair Verona with another murder to solve. Ghosts, politics, and poetic sass abound.

Key themes: Shakespeare retelling, amateur sleuth, ghost mystery, political unrest, romantic comedy vibes

Grab Thus with a Kiss I Die on Amazon

June 2025 Mystery Books

Welcome to Murder Week by Karen Dukess

A fake murder mystery in a British village turns into a real journey of self-discovery for a grieving daughter. Perfect for fans of character-driven whodunits with charm.

Key themes: murder mystery retreat, grief journey, friendship, British village, fake murder becomes real healing

Grab Welcome to Murder Week on Amazon

My Wife, the Serial Killer by H.J. Garbett

A detective’s worst nightmare? His wife might be the killer. A darkly funny thriller with a jaw-drop ending. Think Killing Eve meets domestic suspense.

Key themes: marriage suspense, dark humor, unreliable narrator, domestic noir, vigilante justice

Grab My Wife, the Serial Killer on Amazon

How to Choose Your Perfect June 2025 Mystery Books

Not sure which book to pick up first? Here’s a quick breakdown:

• Love a locked-room vibe? Try With a Vengeance for train-bound suspense.
• Want laughs with your murder? Go for The Ex-Girlfriend Murder Club or My Wife, the Serial Killer.
• Feel like sleuthing in a corset? Historical picks like The Rushworth Family Plot deliver drama and elegance.
• Craving emotional stakes? Check out thrillers like Whispers of the Lake or A Happy Marriage.
• Need a teen twist? Heiress Among Thieves gives you castle heists and cold-blooded ambition.

No matter your mystery mood, June 2025 has a read ready to ruin your sleep schedule. Which one’s going on your TBR?

You may also like:

• More 2025 mystery book releases
• And even more new release recaps
• For a switch of genre, check out these romance and fantasy June 2025 book releases

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