Susan Sleeman

Susan Sleeman

Upcoming Susan Sleeman Books

May 14th, 2026: Lost Lake (Lost Lake Locators, #4)

October 14th, 2026: Lost Girls (Lost Lake Locators, #5)

Lost Cause (Lost Lake Locators, #3) was the most recently released book by Susan Sleeman, on November 3rd, 2025.

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Susan Sleeman Stats: The most read book by Susan Sleeman on Book Notification is Dead Wrong, the 2nd novel in The Justice Agency series. The second most read book is Night Fall (Nighthawk Security #1).

Below is a complete list of Susan Sleeman books in publication and chronological order, broken down by series. The most popular series by Susan Sleeman is The Justice Agency Series.

List of Agents Under Fire Books in Publication Order

ReadTitle Avg.YearBook Link
1
Web of Deceit
2015
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2
Web of Shadows
2016
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3
Web of Secrets
2016
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List of Cold Harbor Books in Publication Order

Cold Silence is a prequel.

ReadTitle Avg.YearBook Link
1
Cold Terror
2017
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2
Cold Truth
2017
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3
Cold Fury
2018
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4
Cold Case
2018
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5
Cold Fear
2018
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6
Cold Pursuit
2018
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7
Cold Dawn
2019
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8
Cold Silence
2024
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List of First Responders Books in Publication Order

ReadTitle Avg.YearBook Link
1
Silent Night Standoff
2014
Go
2
Explosive Alliance
2015
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3
High-Caliber Holiday
2015
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4
Emergency Response
2016
Go
5
Silent Sabotage
2016
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6
Christmas Conspiracy
2016
Go

List of Garden Gate Mystery Books in Publication Order

ReadTitle Avg.YearBook Link
1
Nipped in the Bud
2010
Go

List of Homeland Heroes Books in Publication Order

ReadTitle Avg.YearBook Link
1
Seconds to Live
2019
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2
Minutes to Die
2020
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3
Hours to Kill
2021
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List of The Justice Agency Books in Publication Order

ReadTitle Avg.YearBook Link
1
Double Exposure
2012
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2
10
Dead Wrong
2012
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3
No Way Out
2013
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4
Thread of Suspicion
2013
Go
5
Dark Tide
2014
Go

List of Lost Lake Locators Books in Publication Order

ReadTitle Avg.YearBook Link
1
Lost Hours
2025
Go
2
Lost Truth
2025
Go
3
Lost Cause
2025
Go
4
Lost Lake
2026
Go
5
Lost Girls
2026
Go

List of McKade Law Books in Publication Order

ReadTitle Avg.YearBook Link
1
Holiday Secrets
2017
Go
2
Rodeo Standoff
2018
Go
3
Christmas Hideout
2018
Go
4
Taken in Texas
2019
Go

List of The Morgan Brothers Books in Publication Order

ReadTitle Avg.YearBook Link
1
High-Stakes Inheritance
2010
Go
2
Behind the Badge
2011
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3
The Christmas Witness
2011
Go

List of Nighthawk Security Books in Publication Order

ReadTitle Avg.YearBook Link
1
10
Night Fall
2020
Go
2
Night Vision
2020
Go
3
Night Hawk
2021
Go
4
Night Moves
2021
Go
5
Night Watch
2021
Go
6
Night Prey
2021
Go

List of Shadow Lake Survival Books in Publication Order

ReadTitle Avg.YearBook Link
1
Shadow of Deceit:
2023
Go
2
Shadow of Night
2023
Go
3
Shadow of Truth
2023
Go
4
Shadow of Hope
2024
Go
5
Shadow of Doubt
2024
Go
6
Shadow of Fear
2024
Go

List of Steele Guardians Books in Publication Order

ReadTitle Avg.YearBook Link
1
Tough as Steele
2022
Go
2
Nerves of Steele
2022
Go
3
Forged in Steele
2022
Go
4
Made of Steele
2022
Go
5
Solid as Steele
2023
Go
6
Edge of Steele
2023
Go

List of Truth Seekers Books in Publication Order

ReadTitle Avg.YearBook Link
1
10
Dead Ringer
2019
Go
2
Dead Silence
2019
Go
3
Dead End
2019
Go
4
Dead Heat
2020
Go
5
Dead Center
2020
Go
6
Dead Even
2020
Go

List of White Knights Books in Publication Order

ReadTitle Avg.YearBook Link
1
Fatal Mistake
2017
Go
2
Kill Shot
2018
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List of Antique Shop Mysteries Books in Publication Order

ReadTitle Avg.YearBook Link
1
10
Loom and Doom
2016
Go

List of Creative Woman Mysteries Books in Publication Order (with Susan Page Davis, with Christy Barritt, with Linda P. Kozar, with Rachael O. Phillips, with Sharon Dunn, with Marlene Chase, with Pam De Voe, with Elizabeth Blair)

Shannon McClain and her knitting circle solve mysteries and unearth secrets in their Oregon town.

ReadTitle Avg.YearBook Link
1
8
A Deadly Stitch
2012
Go
2
10
Strands of Fate (By: Linda P. Kozar)
2012
Go
3
10
Dog Gone Shame
2013
Go
4
8
Patchwork of Lies (By: Sharon Dunn)
2013
Go
5
10
What a Picture's Worth (By: Susan Page Davis)
2013
Go
6
8
Recipe for Deception (By: Rachael O. Phillips)
2013
Go
7
Horseplay at White Meadows (By: Marlene Chase)
2013
Go
8
Deadliest in Show (By: Christy Barritt)
2013
Go
9
Guilty Treasures (By: Rachael O. Phillips)
2013
Go
10
10
A Tangled Yarn ( By: Pam De Voe)
2013
Go
11
A Matter of Wife or Death
2013
Go
12
Deadly Garland (By: Elizabeth Blair)
2013
Go
13
Murder in Two Acts ( By: Christy Barritt)
2014
Go
Show All Books in this Series

List of Standalone Novels in Publication Order

ReadTitle Avg.YearBook Link
1
Saved by the SEAL
2023
Go
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Susan Sleeman

Susan Sleeman is the author of the Cold Harbor series which currently consists of 8 novels. The Cold Harbor series started in 2017 with the novel Cold Terror. The most recently released novel in the Cold Harbor series was Cold Silence which was released in 2024. There are no upcoming novels for the Cold Harbor series.

Susan Sleeman has also written the First Responders series which has 6 books including Silent Night Standoff and Explosive Alliance.

Related Authors

Fans of Susan Sleeman also enjoy these authors:

  1. Lynette Eason, author of the Elite Guardians Series.
  2. Dani Pettrey, author of the Alaskan Courage Series.
  3. Laura Scott, author of the Sullivan K9 Search and Rescue Series.
  4. Terri Blackstock, author of the If I Run Series.
  5. Colleen Coble, author of the Pelican Harbor Series.

Susan Sleeman: F.A.Q

What was the first book Susan Sleeman wrote?

The first book written by Susan Sleeman was High-Stakes Inheritance, published in 2010.

What was the most recent book Susan Sleeman wrote?

Their most recently released work was Lost Cause on November 3rd, 2025.

What is the most popular book by Susan Sleeman?

Based on the number of readers on Book Notification, the most popular Susan Sleeman book is Dead Wrong. Here are their most popular books:
  1. Dead Wrong (10)
  2. Night Fall (10)
  3. Dead Ringer (10)
  4. A Deadly Stitch (8)
  5. Dog Gone Shame (10)

Are there upcoming new books by Susan Sleeman?

Susan Sleeman has two new books coming out: Lost Lake will be released on May 14th, 2026. Lost Girls will be released on October 14th, 2026

Click and we will keep you updated on these via e-mail, and about any new books Susan Sleeman announces in the future.

How many books has Susan Sleeman written?

Susan Sleeman has written 69 books across 17 series.
  • 3 books in the Agents Under Fire Series
  • 8 books in the Cold Harbor Series
  • 6 books in the First Responders Series
  • 1 book in the Garden Gate Mystery Series
  • 3 books in the Homeland Heroes Series
  • 5 books in The Justice Agency Series
  • 5 books in the Lost Lake Locators Series
  • 4 books in the McKade Law Series
  • 3 books in The Morgan Brothers Series
  • 6 books in the Nighthawk Security Series
  • 6 books in the Shadow Lake Survival Series
  • 6 books in the Steele Guardians Series
  • 6 books in the Truth Seekers Series
  • 2 books in the White Knights Series
  • 1 book in the Antique Shop Mysteries Series
  • 3 books in the Creative Woman Mysteries Series
  • 1 Standalone Novels

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