What reading level is Sixkill?

Sixkill by Robert B. Parker is at a Level 3-4 reading level. Recommended for Upper Grades readers (Ages 13+).

What age is Sixkill appropriate for?

Sixkill is recommended for Ages 13+. HootRating: 8MP (Moderate — Physical). Content flags: Murder, Investigation, Physical Danger.

What genre is Sixkill?

Sixkill is fiction — Fiction. Part of the Spenser series.

Does Sixkill have any content warnings?

Sixkill has a HootRating of 8MP (Moderate — Physical). Content flags include: Murder, Investigation, Physical Danger. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is Sixkill?

Sixkill by Robert B. Parker is 293 pages (approximately 47,402 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

Sixkill

Robert B. Parker

Sixkill

Age Rating, Reading Level & Content Guide

by Robert B. Parker

Spenser

Reading Level 3-4 8MP Ages 13+ Heads Up Page-Turner

The text is written at a 3rd grade reading level, the subject matter is intended for teens (ages 13+), and the content has moderate intensity with some emotionally heavy themes.

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About This Book

A determined investigator teams up with a celebrity's loyal bodyguard to uncover hidden truths surrounding a mysterious murder charge. As secrets unravel, they navigate the dangerous world of fame, betrayal, and justice to find the real story behind the crime. Their partnership reveals unexpected connections that challenge everything they thought they knew.

Themes

Mystery FriendshipCrime InvestigationAdventure

Quick Assessment

This is a Level 3-4 book with moderate content intensity. Content themes include murder, investigation, physical danger. Written for readers ages 13+.

Why we rated Sixkill 8MP

Sixkill is written at a Level 3-4 reading level across 293 pages (approximately 47,402 words). Strong independent readers around grade 4.5 can typically handle this book on their own; with parent or teacher support, Sixkill works for readers up to grade 5.5.

Read aloud, Sixkill runs about 5.3 hours — long enough to span several bedtime sessions.

We rate Sixkill as 8MP ("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.

Specific content flags noted by reviewers: Murder, Investigation, Physical Danger.

Thematically, Sixkill explores mystery, friendship, crime investigation, and adventure — these threads give the book room to mean different things to different readers.

Good fit for

✓ Children in the Ages 13+ range — the maturity and attention span match the story's pacing.
✓ Reluctant readers who need fast-paced, hook-heavy stories to stay engaged.
✓ Kids drawn to stories about mystery, friendship, crime investigation.
✓ Readers who fall hard for one book and want a long series to live in — there are 4 more books in the Spenser series.