CJBoxBooklist.com has a list of C.J. Box's books in order of publication. The list includes his collections of short stories as well as his novels. His first three novels are "Open Season," "Savage Run" and "Winterkill." All are part of the Joe Pickett series.
"Badlands," Box's most recent publication as of July 2015, is the second novel featuring Cassie Dewell, a detective who previously appeared in other series of his. In "Badlands," she is the new deputy sheriff of Grimstad, North Dakota, an oil boomtown with new money, drugs and crime.
Box's 23rd book, a Joe Pickett novel titled "Off the Grid," has a release date of March 8, 2016.