Demon Collector
Jon Mayhew
Demon Collector
Age Rating, Reading Level & Content Guide
by Jon Mayhew
The text is written at a 7th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.
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About This Book
What if London’s dark alleys hid not just secrets but real demons? Imagine a world where creatures from the underworld roam free, and only a brave few stand between them and chaos. What happens when one collector takes on the impossible task of capturing these fearsome beings?
Quick Assessment
Demon Collector is a middle-grade fantasy novel set in a historical version of London where demons inhabit the city's underworld. The story combines dark humor with thrilling adventure, suitable for readers aged 9 to 12. Parents should note the presence of supernatural themes and some mild peril, but the book maintains an engaging and age-appropriate tone.
Why we rated Demon Collector 12MP
Demon Collector is written at a Level 7 reading level across 366 pages. Strong independent readers around grade 8.0 can typically handle this book on their own; with parent or teacher support, Demon Collector works for readers up to grade 9.0.
We rate Demon Collector as 12MP ("Moderate — Physical") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from physical peril — these are the dimensions parents should evaluate against their reader's tolerance.
No specific content flags were raised by community reviewers, which is consistent with the moderate intensity score.
Thematically, Demon Collector explores fantasy world-building, adventure, historical, and humor — these threads give the book room to mean different things to different readers.
Good fit for
- ✓ Children in the Ages 9-12 range — the maturity and attention span match the story's pacing.
- ✓ Kids drawn to stories about fantasy world-building, adventure, historical.
Maybe not for
- ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
For Parents
Content Intensity
12MP — Moderate — PhysicalReal stakes and emotional weight. May include sustained danger, loss, or bullying.
Was our "Moderate" content intensity rating accurate for this book?
Reading Insights
Hook Factor
3/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
3/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781408817797
- Pages
- 366
- Publisher
- A&C Black
- Published
- 2011
- Type
- Fiction