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Hollow Kingdom Books in Order

3 books by Clare B. Dunkle. Reading level: Grades 5.4–5.8. MG+.

Series books grow with readers — but that's also the trap. Most series start at one reading level and one content intensity and drift upward over the course of the run. Hollow Kingdom (3 books by Clare B. Dunkle) lands at reading level Grades 5.4–5.8, with average content intensity 2.3/5. Intensity stays consistent across the series — a kid who can handle the first book can generally handle the rest.

The reading-order table below lists every book with per-volume reading level and intensity badges so you can spot any escalation before it catches your reader off guard. For a deeper dive into how we score text difficulty vs. emotional weight separately — and why series readers especially benefit from that split — see our methodology page.

3
Books
Grades 5.4–5.8
Reading Level
2.3/5
Avg. Intensity
MG+
MG+

Content Intensity Across the Series

Consistent

Content stays at a steady intensity level throughout the series.

1
2
3
First book Latest book

Hollow Kingdom Reading Order

# Title Reading Level Content
1 Close Kin
Clare B. Dunkle
Level 5-6 Mild
2 In the Coils of the Snake
Clare B. Dunkle
Level 5-6 Mild
3 The Hollow Kingdom
Clare B. Dunkle
Level 5-6 Moderate

Questions about the Hollow Kingdom series

What reading level is the Hollow Kingdom series?
The Hollow Kingdom series by Clare B. Dunkle is at a Grades 5.4–5.8 reading level (average Grade 5.6). Intended for MG+. There are 3 books in the series.
What order should I read the Hollow Kingdom books?
The reading-order table above lists all 3 books with per-volume reading level and intensity ratings. Start with book 1 and read in publication order unless the table indicates a different recommended order for newer readers.
What age is the Hollow Kingdom series appropriate for?
The Hollow Kingdom series is recommended for MG+. The average content intensity is 2.3/5. Check the intensity trajectory above to see whether content gets heavier across the series — if it does, sensitive readers may want to stop earlier in the run.