Capitol K-9 Unit Books in Order
Below you'll find the complete list of Capitol K-9 Unit books in publication order. This is generally the recommended reading order for the series.
Reading order verified: January 2026
Publication Order
Protection Detail (By: Shirlee McCoy)
Buy on Amazon2015
Dangerous Justice
Buy on Amazon2015
Duty Bound Guardian
Buy on Amazon2015
Trail of Evidence (By: Lynette Eason)
Buy on Amazon2015
Security Breach (By: Margaret Daley)
Buy on Amazon2015
Detecting Danger (By: Valerie Hansen)
Buy on Amazon2015
Proof of Innocence (By: Lenora Worth)
Buy on Amazon2015
Capitol K-9 Unit Christmas (By: Shirlee McCoy)
Buy on Amazon2015
Frequently Asked Questions
The recommended reading order for the Capitol K-9 Unit series is publication order: 1. Protection Detail (By: Shirlee McCoy) (2015), 2. Dangerous Justice (2015), 3. Duty Bound Guardian (2015), 4. Trail of Evidence (By: Lynette Eason) (2015), 5. Security Breach (By: Margaret Daley) (2015), and 3 more. This is generally the best way to experience the story as the author intended.
The Capitol K-9 Unit series by Terri Reed contains 8 books. The series began in 2015 and continues to be a popular choice for readers.
The Capitol K-9 Unit series is written by Terri Reed. You can find more books and series by this author on our website.
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