The "Balumnia" Trilogy

Whimsical fantasy inspired, according to the author, by The Wind in the Willows and The Hobbit.

• The Elfin Ship (1982)
• The Disappearing Dwarf (1983)
• The Stone Giant (1989)
• The Man in the Moon (2002) – The original manuscript, initially rejected, from which The Elfin Ship was reworked, with commentary and an additional short story.

The "Narbondo" Series

Novels

Sharing the character of villain Ignacio Narbondo; The Digging Leviathan and its sequel Zeuglodon are contemporary fantasies set in 1960s California, while the remainder are steampunk novels set in Victorian England.

• The Digging Leviathan (1984)
• Homunculus (1986)
• Lord Kelvin's Machine (1992)  – Expansion of the eponymous 1985 novelette.
• Zeuglodon (2012; sequel to The Digging Leviathan)
• The Aylesford Skull (2013; a Langdon St. Ives novel)
• Beneath London (2015; a Langdon St. Ives novel)

Short fiction and novellas

• "The Ape-Box Affair" (1978)
• "The Idol's Eye" (1984)
• "Lord Kelvin's Machine" (1985)  – Expanded into a novel in 1992.
• "Two Views of a Cave Painting" (1987)
• "The Hole in Space" (2002)
• The Ebb Tide (2009; a Langdon St. Ives novella)
• The Affair of the Chalk Cliffs (2011; a Langdon St. Ives novella)
• The Adventure of the Ring of Stones (2014; a Langdon St. Ives novella)
• "The Here-and-Thereians" (2016)
• "Earthbound Things" (2016)
• River's Edge (2017; a Langdon St. Ives novella)
• The Gobblin’ Society (2020; a Langdon St. Ives novella) (ISBN 978-1-59606-948-0)

Collections

All short fiction (except for the novelette Lord Kelvin's Machine) and two novels have appeared in two collections by Subterranean Press:

• The Adventures of Langdon St. Ives (2008)  – Omnibus of Homunculus, Lord Kelvin's Machine, and the stories "The Ape-Box Affair", "The Idol's Eye", "Two Views of a Cave Painting", "The Hole in Space".
• The Further Adventures of Langdon St. Ives (2016)  – Omnibus of The Ebb Tide, The Affair of the Chalk Cliffs, The Adventure of the Ring of Stones, and the new stories "The Here-and Thereians and "Earthbound Things".

The "Christian" Trilogy

Present-day fantasy using Christian elements, such as the Holy Grail and the thirty pieces of silver paid to Judas.

• The Last Coin (1988)
• The Paper Grail (1991)
• All the Bells on Earth (1995)

The "Ghosts" Trilogy

Present-day Californian ghost stories.

• Night Relics (1994)
• Winter Tides (1997)
• The Rainy Season (1999)

Others

• The Complete Twelve Hours of the Night (1986) – Joke pamphlet co-written by Tim Powers and published by Cheap Street Press.
• Land of Dreams (1987)
• The Magic Spectacles (1991) – Young adult book.
• 13 Phantasms (2000) – Short story collection.
• On Pirates (2001) – Short story collection with Tim Powers.
• The Devils in the Details (2003) – Short story collection with Tim Powers.
• In for a Penny (2003) – Short story collection.
• The Knights of the Cornerstone (2008) ISBN 9780441016532
• The Shadow on the Doorstep (2009) – Short story collection.
• Home Sweet Home and Postscript to Home Sweet Home (2012) – Nonfiction essays included in A Comprehensive Dual Bibliography of James P. Blaylock & Tim Powers ISBN 9780976748601.

Critical studies and reviews of Blaylock's work

The adventure of the ring of stones

• Heck, Peter (February 2015). "On Books". Asimov's Science Fiction. 39 (2): 107–111.

• James P. Blaylock - Official website
• Website and discussion forum about Blaylock's writing
• James P. Blaylock at the Internet Speculative Fiction Database
• Interview with Blaylock regarding his novel 'The Aylesford Skull' and a reading of his story "The Pink of Fading Neon"