• Star Quest (1968)
• The Fall of the Dream Machine (1969)
• Fear that Man (1969)
• Beastchild (1970)
• Anti-Man (1970)
• Dark Symphony (1970)
• Dark of the Woods (1970)
• Hell's Gate (1970)
• The Crimson Witch (1971)
• Legacy of Terror (1971) as Deanne Dwyer
• A Darkness in My Soul (1972)
• Warlock! (1972)
• Time Thieves (1972)
• The Flesh in the Furnace (1972)
• Starblood (1972)
• Demon Child (1972) as Deanne Dwyer
• Children of the Storm (1972) as Deanne Dwyer
• The Dark of Summer (1972) as Deanne Dwyer
• Chase (1972) as K. R. Dwyer
• Demon Seed (1973)
• A Werewolf Among Us (1973)
• The Haunted Earth (1973)
• Hanging On (1973)
• Blood Risk (1973) as Brian Coffey
• Dance with the Devil (1973) as Deanne Dwyer
• Shattered (1973) as K. R. Dwyer
• After the Last Race (1974)
• Surrounded (1974) as Brian Coffey
• Nightmare Journey (1975)
• Wall of Masks (1975) as Brian Coffey
• Dragonfly (1975) as K. R. Dwyer
• The Long Sleep (1975) as John Hill
• Invasion (novel) (1975)
• Night Chills (1976)
• Prison of Ice (1976)
• The Vision (1977)
• The Face of Fear (1977) as Brian Coffey
• The Key to Midnight (1979) as Leigh Nichols
• Whispers (1980)
• The Voice of the Night (1980) as Brian Coffey
• The Funhouse (1980) as Owen West
• The Eyes of Darkness (1981) as Leigh Nichols
• The Mask (1981) as Owen West
• The House of Thunder (1982) as Leigh Nichols
• Phantoms (1983)
• Darkness Comes / Darkfall (1984)
• The Servants of Twilight (1984) as Leigh Nichols
• Twilight Eyes (1985)
• The Door to December (1985)
• Strangers (1986)
• Watchers (1987)
• Shadowfires (1987) as Leigh Nichols
• Lightning (1988)
• The Shadow Sea (1988)
• Midnight (1989)
• Key to Midnight (1989)
• The Bad Place (1990)
• Cold Fire (1991)
• Hideaway (1992)
• Mr. Murder (1993)
• Dragon Tears (1993)
• Trapped (1993) with Ed Gorman
• Dark Rivers of the Heart (1994)
• Intensity (1995)
• Ticktock (1996)
• Santa's Twin (1996)
• Sole Survivor (1997)

• Fear Nothing (1997)
• Seize the Night (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)
• Odd Thomas (2003)
• The Taking (2004)
• Life Expectancy (2004)
• Prodigal Son with Kevin J. Anderson (Frankenstein series)
• Velocity (2005)
• City of Night (2005) with Ed Gorman
• Forever Odd (2006)
• The Husband (2006)
• Brother Odd (2006)
• The Good Guy (2007)
• Dead and Alive (2008) (Frankenstein series)
• The Darkest Evening of the Year

Collections

• Soft Come the Dragons (1970)
• Strange Highways (1994)

Anthologies

• The Bone Yard (Night Visions VI) (1994)

Nonfiction

• Writing Popular Fiction (1972)
• How To Write Best Selling Fiction (1981)

Nongenre

• Strike Deep (1974) as by Anthony North

Short Stories

• To Behold the Sun (1967)
• Soft Come the Dragons (1967)
• The Psychedelic Children (1968)
• The Twelfth Bed (1968)
• Dreambird (1968)
• A Darkness in My Soul (1968)
• Killerbot (1969) A Season for Freedom
• Muse (1969)
• In the Shield (1969)
• Where the Beast Runs (1969)
• Temple of Sorrow (1969)
• Muse (1969)
• Dragon in the Land (1969)
• A Third Hand (1970)
• The Mystery of his Flesh (1970)
• Shambolain (1970)
• Unseen Warriors (1970)
• Nightmare Gang (1970)
• The Good Ship Lookoutworld (1970)
• The Crimson Witch (1970)
• Beastchild (1970)
• Bruno (1971)
• A Mouse in the Walls of the Global Village (1972)
• Cosmic Sin (1972)
• Altarboy (1972)
• Ollie's Hands (1972)
• The Undercity (1973)
• Grayworld (1973)
• Terra Phobia (1973)
• The Sinless Child (1973)
• Wake Up to Thunder (1973)
• The Night of the Storm (1974)
• We Three (1974)
• The Black Pumpkin (1986)
• Down in the Darkness (1986)

Essays

• That Moon Plaque (Men on the Moon) (1969)
• Introduction (Soft Come the Dragons) (1970)
• Afterword (We Three) (1974)
• Introduction (The Nightrunners) (1987)
• Susan Allison and the Mysteries of the Universe (1990)
• Preface: Illusion, Truth, and the Whole Damn Thing (1995)

Categories: Authors | American Authors | Frankenstein Authors | Horror Authors | Pennsylvania Authors | Dean Koontz