17 Christmas Cozy Mystery Books & Thrillers

While many of us adore sweet Christmas rom-coms and wait all year for Hallmark Christmas movie season, we know just as many readers prefer mystery novels year round. From humorous cozy mysteries to more intense thrillers, this list has something for anyone looking for a Christmas mystery book!

Hercule Poirot's Christmas book cover in a black and gold christmas scene

Christmas Cozy Mysteries

St. Nick book cover

Book Summary

San Diego cop Nick Pappas has been suspended from his job, alienated from his family, and persecuted by the press. He has zero holiday spirit this year, but things start to change when he agrees to work at the local mall as an undercover officer posing as Santa to help catch muggers who have been preying on holiday shoppers.

Nick deals with crying kids, pushy parents, and a chronically cheerful “elf” sidekick to catch the criminals, but that’s not the most challenging part of the job. How can he fulfill the next-to-impossible Christmas wishes of two children in need?

The Book Girls Say…

Readers enjoy that this 281-page read feels like a classic Christmas story.

NOTE: Nick expresses thoughts of suicide at the beginning of this novel.

Kindle Unlimited as of: 10/20/2024
Most Wonderful Crime of the Year book cover

Book Summary

Maggie, a cozy mystery author, and Ethan, who writes thrillers, have both been sent cryptic invitations to attend a Christmas house party at the English estate of a reclusive fan. When they arrive, they discover that their host is the most famous mystery writer in the world, Eleanor Ashley.

But overnight, Eleanor disappears from a locked room. While Maggie and Ethan are NOT fans of each other, they will have to get along to solve the mystery of Eleanor’s disappearance.

The Book Girls Say…

This rivals-to-lovers locked room mystery has something for everyone to enjoy!

The Twelve Books of Christmas book cover

Book Summary

Brooklyn, a book restoration specialist, and her husband Derek, a security expert, are having a Christmas abroad when they get a frantic call from a friend. Claire is in Scotland and has gotten engaged. She wants Brooklyn & Derek to fly in for a quick wedding AND to investigate the mysterious disappearance of twelve rare books from the castle library.

When they arrive at the castle, the case of the missing books is just the beginning. Another guest is poisoned, and then another is killed with an arrow. They must now race to find the missing books AND the killer.

The Book Girls Say…

For another winter cozy mystery set in Scotland, try Murder at the Highland Castle, which is set in 1935.

Everyone This Christmas Has a Secret book cover

Book Summary

Ernest Cunningham was a big fan of golden age mysteries, but now he gets suck solving them in his real-life. He thought he’d have a break from unraveling mysteries over the holidays, but he was wrong.

Erin, his ex-wife, has become a suspect in the murder of her new boyfriend, a wealthy philanthropist, and it’s up to Ernest to clear her name. But the crime seems impossible and all the other suspects are skilled in the art of illusion. Luckily, Ernest has an advent calendar of 24 clues to help him find the real killer.

The Book Girls Say…

Reviews say this 192-novella is works as a stand-alone, but is even better when you’ve read the first two Ernest Cunningham mysteries -Everyone in My Family Has Killed Someone and Everyone on This Train Is a Suspect.

The Inn at Holiday Bay book cover

Book Summary

A personal tragedy has Abby looking for a fresh start, so she packs up her home in San Francisco and moves across the country to Holiday Bay, Maine, where she’s purchased an old seaside mansion sight unseen. Abby just wants some time alone to heal, but the giant Maine coon cat that’s been living in the house has no intention of leaving. Abby is not a cat person… or at least she doesn’t think she is.

Around the time that Abby arrives in Holiday Bay, a local girl is murdered. When Abby finds boxes in the basement of her new home that she thinks might provide clues about the killer, she finds herself caught in the middle of a complicated case. But Abby is up for the challenge – after all, she’s a NY Times bestselling mystery writer and the widow of a homicide detective, so she knows a thing or two about investigating.

The Book Girls Say…

This short mystery (146 pages) is the first book in a 32-book cozy mystery series, and all the books are included with Kindle Unlimited.

Kindle Unlimited as of: 10/22/2024
The Worst Noel book cover

Book Summary

Lilly is a single mom to two teenagers, the owner of a jewelry shop, and the president of the local Chamber of Commerce. She is as busy as ever this Christmas and definitely didn’t have time to find a dead body on the floor of her store.

On top of that, she has to deal with her deadbeat ex-husband and the declining mental health of her mother. When a second dead body appears, Lilly is now the prime suspect and hopes the local police can figure out what is really happening ASAP for any hope of a merry Christmas.

The Book Girls Say…

This Christmas cozy kicks off a series of seven books featuring different holidays. All seven are available with KU. The Worse Noel also includes three recipes!

Kindle Unlimited as of: 10/22/2024
Murder on Mistletoe Lane book cover

Book Summary

Stella is about to spend her first Christmas season as the “Lady” of Morrington Hall. As an expat who married an aristocrat, she’s eager to embrace all the yuletide traditions in the English countryside. She’s thrown herself into starting a horse farm charity for the holidays. Initially, she doesn’t notice items disappearing from her bedroom. But then her housekeeper, Mrs. Nelson, is found dead in the cold on Mistletoe Lane.

Stella wonders if someone else on her staff knows the killer, but then another person dies at a Boxing Day race. Stella and her husband, Lyndy, must figure out what happens to save the estate’s reputation and keep themselves alive until the new year.

Also Featured on These Book Lists:

Christmas Historical Fiction Books

Blackmail & Bibingka book cover

Book Summary

If you enjoyed Arsenic and Adobo, we think you’ll love this follow-up set in the Christmas season. In this book, Lila is trying to make a profit at her new coffee shop, The Brew-ha Cafe. She’s also starting a romance with her friend, Jae, so things should be good.

But her cousin Ronnie, who left Shady Pines fifteen years ago, is back. While Tita Rosie is happy the prodigal son has returned to buy a local winery, Lila knows better. Before long, Ronnie is accused of murder, and Lila has to figure out how to prove the jerk’s innocence because surely he wouldn’t go that far.

Murder at an Irish Christmas book cover

Book Summary

The O’Sullivan brood has gone off to West Cork to spend the holidays with brother James’s fiancee Elise’s family, including her grandfather, the famous orchestral conductor Enda Elliot. Holiday spirits are crushed when the cantankerous conductor is discovered under a ninety-pound harp in a local concert hall.

As both families are snowed into a lavish cliffside farmhouse, Siobhan must figure out who is to blame for Enda’s death before there is another victim.

The Book Girls Say…

There are currently 11 books in the Irish Village Mystery series.

The Wootton Windmill Mysteries book cover

Book Summary

Ellie is trying to juggle jobs and a sick daughter, and her wish is to make it to New Year without any more problems. But then her mother-in-law moves in.

Things get even worse when her estranged friend, Andrea, collapses and it becomes clear she was murdered. Along with her daughter and mother-in-law, Ellie follows the clues to solve the mystery. This unlikely trio of Blix women must find the killer, even if that really annoys her detective inspector ex-husband.

The Book Girls Say…

There are currently 7 books in the Wooten Windmill series included with Kindle Unlimited! The 7th book is also Christmas-themed and has a publication date of 11/22/24. The publisher has stated that these are light, uplifting reads with no bad language, sex or violence on the page.

Kindle Unlimited as of: 10/22/2024
Christmas Tree Farm mystery series covers

Book Summary

This series is set on a Christmas Tree farm in Mistletoe, Maine. Cat lovers will enjoy the feline character, Cindy Lou Who. In the first book, Twelve Slays of Christmas, the local grinch and president of the Mistletoe Historical Society, Margaret Fenwick, is bludgeoned and left in the sleigh display at Reindeer Games, Holly’s family tree farm.

Holly’s father, Bud, is the main suspect, and it doesn’t help that he and the reindeer keeper were seen arguing with Margaret just before her death. But Holly knows her father and is determined to exonerate him.

The Book Girls Say…

Every title in this five-book cozy mystery series is set at Christmas. With publication years ranging from 2017-2024, we wanted to list the full series so you’d have several options to check availability at the library.

1. Twelve Slays of Christmas
2. Twas the Knife Before Christmas
3. Slashing Through the Snow
4. Stalking Around the Christmas Tree
5. I’ll Be Home for Mischief

Classic Christmas Mystery

Hercule Poirot's Christmas book cover

Book Summary

On Christmas Eve, four estranged brothers have been called home by their widowed father. But, the reunion goes awry when there is a crash and scream after dinner. The family rushes upstairs to find their father dead with a slash in his throat.

Everyone seems to have an alibi, along with their own reasons for disliking the man. Hercule Poirot arrives to investigate, but the family is resistant to his help.

The Book Girls Say…

This classic murder mystery is the 20th book in Agatha Christie’s beloved investigator series, but you can read it as a stand-alone holiday novel.

Also Featured on These Book Lists:

Puzzling Locked Room Mystery Books

Christmas Thrillers and Suspense Novels

Book Summary

When Rose cuts through Harbor Park after her midnight mass choir practice, she’s assaulted and left for dead. However, when the police find her several hours later, she’s alive. At the hospital, she learns she is pregnant, and nine months later, she names her daughter Mary.

She raises her daughter in a small Connecticut town and tries to get back to her old self. However, her attacker has never been caught. He only strikes twice a year, once on Christmas Eve and again on Christmas Day. But when he learns Rose now has a daughter, he changes his plan…

The Book Girls Say…

Reviewers say this book has some gruesome scenes but also helps readers understand the lasting effect a single crime can have on a victim.

Kindle Unlimited as of: 10/22/2024
The Invitation book cover with snowy cabin

Book Summary

FBI Agent Ava James thinks she’s getting a break from work when she agrees to attend the wedding of her college boyfriend’s little sister. However, her retreat to a fancy Chalet in the mountains of New Hampshire takes a turn when the groom’s sister is found frozen in the snow.

Ava reaches out to the local sheriff and begins her own investigation, which is full of dead ends…until another guest is murdered.

The Book Girls Say…

While this is book #10 in the Ava James FBI series, readers note that this book includes some insight into Ava’s past that helps them understand her as a character. It could work well to start with this holiday read and then circle back to book #1 if you enjoy this one. All the books in the series are available with Kindle Unlimited as of October 2024.

Kindle Unlimited as of: 10/22/2024
Family Game book cover

Book Summary

Looking for a very non-traditional Christmas read? Try this Christmas mystery thriller! Edward Holbeck was born into a highly eccentric, old-money family in the 1%. He left them behind to escape their control and forge his own path. His wife, Harry, is a novelist on the brink of stardom, and their life is good.

However, the family’s eyes and ears are everywhere. They’re not okay with Edward’s separation from the family because he’s still set to be the sole heir to the fortunes.

When the head of the family, Robert, slips a shocking taped confession to Harry, their world begins to spin. As she searches for the truth, she finds herself involved in the Holbeck’s savage Christmas tradition, even though she knows losing the game can be deadly.

The Book Girls Say…

This book begins on the Christmas-decorated streets of Manhattan, but also jumps back a month to the family’s elaborate Thanksgiving celebration, making it a great pick for a book club in November or December.

Also Featured on These Book Lists:

Book Club Books for Christmas

The Night Before Christmas book cover

Book Summary

On Christmas Eve in North West England, four men who had gone on a walk are missing. Finding them before nightfall is essential because they’re unlikely to survive the brutal cold after dark.

After several hours, the first man is found. But, it’s clear he’s been murdered. With a snowstorm approaching, DI Walker must catch the killer before the trail is buried forever.

The Book Girls Say…

Reviewers say you can easily pick up this suspenseful book without reading the others in the series, and you won’t be lost. If you already enjoyed this book, pick up book #5 in the series, The Killer in the Cold, released on 11/7/2024.

Homecoming cover

Book Girls’ Readers Rate This Book

90% Would Recommend to a Friend

Book Summary

On Christmas Eve sixty years ago, a delivery man made a gruesome discovery that forever changed the small town of Tambilla. In the present day, Jess is a journalist in London when she gets a call to return home to Australia to help with her grandmother, Nora. Nora was more like a mother to Jess, after Jess’s mother, Polly, left her with Nora and moved to Brisbane when Jess was only 10.

Nora fell in her attic while searching for something, and now she is mumbling about an event in her past in a way that is difficult to understand. As Jess tries to piece things together, she learns that Nora was agitated and restless even before the fall. She knows something is going on, and is determined to figure it out. She searches the house for clues and finds a true crime book about the Turner Family Tragedy of Christmas Eve.

But what does this cold case have to do with her family?

The Book Girls Say…

Homecoming is on the longer side at 547 pages. Some readers feel like the first 400 pages could have been shorter, but most agree that you won’t be able to put this book down in the last 100 pages.

Also Featured on These Book Lists:

Books Set in Australia and New Zealand

Join the 2024 Christmas Reading Mini Challenge

Can’t get enough seasonal reading? Neither can we! We have a brand new self-paced Christmas reading challenge just for you. To make it easy and fun, we include highly-rated book recommendations for each of the Christmas reading prompts.


Want to read even more holiday books? You can also download the printable for last year’s Christmas reading challenge with four more unique Christmas reading prompts. Combine the two challenges to keep your TBR filled all the way until New Year’s Eve!

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