Allen's short story "The Button Bin" was a finalist for the 2008
Nebula Award for Best Short Story. In 2015, his debut short story collection
Unseaming was a finalist for the
Shirley Jackson Award for best single author collection. In 2017, an anthology he edited,
Clockwork Phoenix 5, was a finalist for the
World Fantasy Award—Anthology. In 2021, Allen received a second Shirley Jackson Award nomination for his 2020 collection
Aftermath of an Industrial Accident: Stories. Allen has won the
Rhysling Award for best speculative poem three times, in 2003, 2006, and 2007. • "Epochs in Exile: A Fantasy Trilogy" (co-authored with Charles M. Saplak),
Rhysling Award, Best Long Poem, 2003 (winner) • "The Strip Search,"
Rhysling Award, Best Short Poem, 2006 (winner) • "The Journey to Kailash,"
Rhysling Award, Best Long Poem, 2007 (winner) • "The Button Bin,"
Nebula Award, Best Short Story, 2008 (nominee) •
Unseaming,
Shirley Jackson Award, Best Collection, 2014 (nominee) •
Clockwork Phoenix 5,
World Fantasy Award, Best Anthology, 2017 (nominee) •
World Fantasy Award,
Special Award—Non-professional, for
Mythic Delirium, 2019 (nominee) •
Aftermath of an Industrial Accident: Stories,
Shirley Jackson Award, Best Collection, 2020 (nominee) ==Bibliography==