What reading level is The unfinished life of Addison Stone?

The unfinished life of Addison Stone by Adele Griffin is at a Level 4-5 reading level (Lexile 760L). Recommended for Middle Grades readers (Ages 9-12).

What age is The unfinished life of Addison Stone appropriate for?

The unfinished life of Addison Stone is recommended for Ages 9-12. HootRating: 9ME (Moderate — Emotional).

What genre is The unfinished life of Addison Stone?

The unfinished life of Addison Stone is fiction — Young Adult Fiction.

Does The unfinished life of Addison Stone have any content warnings?

The unfinished life of Addison Stone has a HootRating of 9ME (Moderate — Emotional). No specific content flags noted. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is The unfinished life of Addison Stone?

The unfinished life of Addison Stone by Adele Griffin is 241 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

The unfinished life of Addison Stone

Adele Griffin

The unfinished life of Addison Stone

Age Rating, Reading Level & Content Guide

by Adele Griffin

Reading Level 4-5 9ME Ages 9-12 Matched

The text is written at a 4th 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 secrets hide behind the vibrant street art of Addison Stone? A young artist's mysterious life and sudden disappearance spark questions that no one can answer. Can you unravel the truth before the story fades away?

Themes

MysteryBiographyArtFriendship Coming of Age

Quick Assessment

This middle-grade novel follows the life of Addison Stone, a gifted young artist whose sudden death leaves many questions unanswered. Told through interviews and rich illustrations, the book explores themes of creativity, fame, and mystery. Suitable for ages 9-12, it contains mature themes around loss and investigation but is handled thoughtfully.

Why we rated The unfinished life of Addison Stone 9ME

The unfinished life of Addison Stone is written at a Level 4-5 reading level with a Lexile measure of 760L across 241 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The unfinished life of Addison Stone works for readers up to grade 6.5.

We rate The unfinished life of Addison Stone as 9ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, thematic difficulty — 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, The unfinished life of Addison Stone explores mystery, biography, art, friendship, and coming of age — 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.
✓ Patient readers who enjoy slower, character-driven stories.
✓ Readers ready to talk through themes after they finish — there's enough substance for a meaningful conversation.
✓ Kids drawn to stories about mystery, biography, art.

Maybe not for

! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
! Reluctant readers who need a fast hook — the pacing here rewards patience.