There are 10 books in the Timber Creek K-9 Mysteries series. The newest book is Dying Cry .

An RT Book Review “Top Pick” and “Best First Mystery" nominee
A Library Journal “Debut of the Month”

Fans of K-9 mysteries and C.J. Box will love this debut police procedural that introduces Colorado’s best crime-fighting duo: Mattie Cobb and police dog, Robo.

While investigating the mysterious death of a…
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“A taut page-turner on multiple levels.” —Booklist
“Dog lovers will want to read this thriller.” —Library Journal

In this follow-up to Killing Trail, a murder investigation takes Mattie Cobb and her canine partner to the Colorado mountains—where the brutal winter landscape conceals an equally brutal killer.

When Deputy Ken Brody’s…

3
Hunting Hour

Book cover of Hunting Hour
Finalist for “Best Mystery,” RT Reviewer’s Choice Award
An RT Book Reviews “Top Pick”
Finalist for “Best Mystery,” Colorado Book Award

When the daughter of Mattie’s on-again, off-again love interest disappears, she and her K-9 partner race to find the missing girl—before it’s too late.

Deputy Mattie Cobb is in…

4
Burning Ridge

Book cover of Burning Ridge
Best Books of 2018, Kings River Life
Winner, Next Generation Indie Book Awards, action-adventure
Winner, Colorado Authors League Awards, Ebook Fiction
Silver Award, IBPA Benjamin Franklin Book Awards, mystery
Bronze Award, Foreword Indies Book of the Year Awards, mystery
Finalist, Colorado Book Awards, mystery

Featuring Mattie Cobb and her K-9…
November 2019 Top Pick, Library Reads

Two brutal murders, a menacing band of poachers, and a fearsome creature on the loose in the mountains plunge Mattie Cobb and her K-9 partner Robo into a sinister vortex.

An explosion outside a community dance sends Mattie Cobb and Cole Walker reeling into…

6
Hanging Falls

Book cover of Hanging Falls
Winner: WILLA Literary Award for Fiction, Contemporary Fiction
Silver Award: IBPA Benjamin Franklin Awards, Mystery
Finalist: Colorado Authors League, Mystery

Reunite with Officer Mattie Cobb and her canine companion, Robo, in the sixth gripping installment of the Timber Creek K-9 mysteries—“guaranteed to delight every dog lover” (Booklist)

Murder stalks the…
A deadly secret is buried in the Colorado high country--and murder is only the beginning in the seventh gripping installment of Margaret Mizushima's Timber Creek K-9 mysteries.

He was suspect number one--the man who tried to kill Deputy Mattie Cobb and may have killed her father thirty years earlier. But…
From critically acclaimed, master thriller author Margaret Mizushima, comes the eighth installment of the award-winning Timber Creek K-9 mysteries.

“Tense and satisfying,” (JA Jance) Standing Dead is the perfect read for fans of CJ Box and Longmire.

Deputy Mattie Cobb and her sister, Julia, travel to Mexico to visit their…
Secrets hide within the fog deep in the mossy forests of the Pacific Northwest in this ninth thrilling installment in award-winning author Margaret Mizushima’s Timber Creek K-9 mystery series.

Deputy Mattie Wray, formerly Mattie Cobb, is summoned to Washington’s Olympic peninsula for an urgent search and rescue mission to find…