Most Popular Mystery Books of 2026

Discover popular Mystery books published in 2026, with reader ratings and new favorites to explore.

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Books in this list

Grant Valor #9

Maximum Chaos

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

February 26, 2026

Grant Valor #8

Maximum Carnage

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

February 14, 2026

The Spy Game #24

Target Twenty-Four

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

August 13, 2026

The Spy Game #23

Target Twenty-Three

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

July 16, 2026

The Spy Game #22

Target Twenty-Two

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

June 18, 2026

The Spy Game #21

Target Twenty-One

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

May 19, 2026

Troy Stark #11

Rogue Enemy

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

February 1, 2026

Agent Zero #24

Justice Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

August 6, 2026

Agent Zero #23

Judgment Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

July 6, 2026

Agent Zero #22

Trigger Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

June 8, 2026

Agent Zero #21

Redemption Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

May 6, 2026

Agent Zero #20

Mission Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

April 2, 2026

Agent Zero #19

Phantom Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

February 28, 2026

Agent Zero #18

Countdown Zero

Jack Mars

Spy Thriller · Suspense Thriller · Mystery · Thriller

January 24, 2026

Box 88 #4

Icarus 17

Charles Cumming

Spy Thriller · Suspense Thriller · Mystery · Thriller

July 7, 2026

Nikki Hunt #12

Where She Rests

Stacy Green

Crime Fiction · Mystery · Thriller

July 13, 2026

The Chaperones

Amy Meyerson

Mystery · Thriller

December 1, 2026

Anatomy of an Alibi

Ashley Elston

Mystery · Thriller

January 13, 2026

The Trials of Irody Hasp #1

Mortedant's Peril

RJ Barker

Fantasy · Mystery

May 19, 2026

Raquel Laing #2

Those Who Are Gone

Laurie R. King

Mystery

September 8, 2026

Avenging Angel #5

A Lick and a Promise

Kristen Ashley

Mystery · Romance

June 19, 2026

Detective Thingy Majiggy #1

Detective Thingy Majiggy

Ahern Cecelia

Fantasy · Childrens · Middle Grade · Mystery

July 16, 2026

The Lamb and the Lion: Wolves Among Us #1

The Same Bones

Gregory Ashe

Mystery

February 16, 2026

Bloodlines #1

The Ferryman's Daughter

Yasmin Angoe

Mystery · Thriller

October 1, 2026

Olive Hunt #1

Clean Slate

Brianna Labuskes

Crime Fiction · Suspense Thriller · Mystery · Thriller

August 4, 2026

Patty Byrne Cozy Mysteries #1

Dearly Departed

Carly Winter

Cozy Mystery · Historical Fiction · Mystery

January 8, 2026

The Magician's Wife #2

Second Sight

Lora Jones

Mystery

April 16, 2026

Lyssa Moore Mysteries #1

The Oxford Detective Society

Faith Martin

Mystery

August 1, 2026

A Crochet and Crumpets mystery #2

Sconed to Death

Betty Hechtman

Cozy Mystery · Mystery

June 2, 2026

Marigold Cottages Murders #2

Murder on Charity Lane

Jo Nichols

Cozy Mystery · Mystery

August 18, 2026

Immortal Boss #2

Ms. Renfield and the Deadly Puzzle

Annika Martin

Fantasy · Slow Burn Romance · Vampires · Mystery · Romance

April 16, 2026

Harker & Moriarty #2

Wayward Souls

Susan J. Morris

Fantasy · Horror · Mystery

March 17, 2026

Cinnamon Falls #3

The Berry Bakery Murder

R. L. Killmore

Cozy Mystery · Mystery · Romance

August 27, 2026

The Protectors #2

Once Upon a Lie

Max Monroe

Slow Burn Romance · Mystery · Romance

October 20, 2026

A Bitterfrost Thriller #2

River Deep

Bryan Gruley

Mystery · Thriller

July 7, 2026

DCI Evan Warlow Crime Thriller #20

Wilful Cruelty

Rhys Dylan

Crime Fiction · Mystery · Thriller

June 2, 2026