(compiled using following website)
http://www.isfdb.org/cgi-bin/ea.cgi?Dean_R._Koontz
Novels 1990 to NOW
* The Bad Place (1990)
* Dean R. Koontz 1: Midnight, Lightning, Darkfall (1990)
* Dean R. Koontz, No 1: Nightchills/the Vision/Shattered (1990)
* Key to Midnight (1990) with Phil Parks
* Cold Fire (1991)
* Hideaway (1992)
* The House of Thunder (1992)
* The Funhouse (1992)
* Dean Koontz: Shattered/the Vision/Night Chills (1992)
* Mr. Murder (1993)
* Dragon Tears (1993)
* Trapped (1993) with Ed Gorman
* Dark Rivers of the Heart (1994)
* The Door to December (1994)
* The Bone Yard (Night Visions VI) (1994)
* Intensity (1995)
* Ticktock (1996)
* Santa's Twin (1996)
* Dean Koontz: Phantoms, the Servants of Twilight, the Bad Place (1996)
* The Face of Fear (1996)
* Sole Survivor (1997)
* Fear Nothing (1997)
* Storm Front (1998)
* Seize the Night (1998)
* Key to Midnight, Shattered, and: House of Thunder (1998)
* Koontz III: Whispers, Watchers, Demon Seed (1998)
* False Memory (1999)
* From the Corner of His Eye (2000)
* One Door Away from Heaven (2001)
* By the Light of the Moon (2002)
* The Face (2003)
* The Servants of Twilight (2004)
* Midnight (Brilliance Audio on Compact Disc) (2004) with J. Charles
* The Taking (2004)
* Dean Koontz's Frankenstein: Prodigal Son (2005) with Kevin J. Anderson
* Dean Koontz's Frankenstein II (Frankenstein (Audio)) (2005)
* Hideaway (2005)
* Dean Koontz's Frankenstein, Book Two: City of Night (2005) with Ed Gorman