What books are similar to Harriet the Spy?

The 10 closest matches to Harriet the Spy by Louise Fitzhugh on ReadingList include Confessions of a Class Clown, Control Freaks, Diary of a Wimpy Kid, Planet Omar: Accidental Trouble Magnet, and Ramona the Pest. Each is scored on shared themes (friendship, identity, and growing up), shared award lists, genre, and reading level (grades 4–7), and links to the curricula, states, and grades where it is assigned in US schools, with primary sources.

Are books like Harriet the Spy reading-level appropriate?

Yes — every match is a reading-level match, not just a topical one, scored on Lexile and grade band (grades 4–7), so the picks stay grade-appropriate. See how ReadingList judges text difficulty on the /standard methodology page.

How does ReadingList choose similar books?

Matches are ranked by shared themes, shared award and reading-program lists (two books picked for the same state award were chosen by the same committees for the same readers), same genre, comparable Lexile and grade band, and publication decade — computed from cited public curriculum data, not editorial opinion or AI-generated summaries.

Books like Harriet the Spy

If you liked Harriet the Spy, read Confessions of a Class Clown, Control Freaks, or Diary of a Wimpy Kid — the closest matches in our database, matched on shared themes and reading level.

Looking for books like Harriet the Spy by Louise Fitzhugh (Middle Grade Fiction · grades 4–7)? It’s most often read for its themes of friendship, identity, and growing up. The 10 titles below are the closest matches in the ReadingList database — each scored on shared themes, shared award lists, genre, and reading level, and each linked to the curricula, states, and grades where it’s assigned, with primary sources.

These are reading-level matches, not just topical ones — so the picks stay grade-appropriate for a grades 4–7 reader. See how we judge text difficulty on our methodology page.

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Why each is a match

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Confessions of a Class Clowngrades 6–8: Shares themes of friendship, identity, and school, same genre (Middle Grade Fiction), and overlapping grades (6–8). Amazon → books like this →
Control Freaksgrades 6–8: Shares themes of friendship, identity, and school, same genre (Middle Grade Fiction), and overlapping grades (6–8). Amazon → books like this →
Diary of a Wimpy Kid950L: Shares themes of friendship, growing up, and school, same genre (Middle Grade Fiction), and overlapping grades (3–7). Amazon → books like this →
Planet Omar: Accidental Trouble Magnet820L: Shares themes of friendship, identity, and school, same genre (Middle Grade Fiction), and overlapping grades (3–6). Amazon → books like this →
Ramona the Pest750L: Shares themes of growing up and school, both on the Oklahoma Sequoyah Children's Book Award list, and same genre (Middle Grade Fiction). Amazon → books like this →
The Cybil Wargrades 3–6: Shares themes of friendship, identity, and growing up, both on the Oklahoma Sequoyah Children's Book Award list, and overlapping grades (3–6). Amazon → books like this →
Blubbergrades 4–7: Shares themes of friendship, identity, and school and overlapping grades (4–7). Amazon → books like this →
Dork Diaries: Tales from a Not-So-Fabulous Life890L: Shares themes of friendship, identity, and school and overlapping grades (4–7). Amazon → books like this →
Fish in a Tree550L: Shares themes of friendship and school, same genre (Middle Grade Fiction), and overlapping grades (4–7). Amazon → books like this →
Groundedgrades 4–8: Shares themes of friendship and identity, same genre (Middle Grade Fiction), and overlapping grades (4–8). Amazon → books like this →

Books like Harriet the Spy for younger readers (K–2)

Closest matches whose grade range overlaps K–2— same scoring, different audience.

The Adventures of Captain Underpants by Dav Pilkey · 720L — Shares themes of friendship and school, same genre (Middle Grade Fiction), and overlapping grades (2–5).
Tales of a Fourth Grade Nothing by Judy Blume · 470L — Shares themes of growing up, both on the Oklahoma Sequoyah Children's Book Award list, and same genre (Middle Grade Fiction).
The Mouse and the Motorcycle by Beverly Cleary · 860L — Shares themes of friendship, same genre (Middle Grade Fiction), and overlapping grades (2–4).
Buffalo Fluffalo by Bess Kalb · grades K–2 — Shares themes of friendship and identity.
Dog Man by Dav Pilkey · 390L — Shares themes of friendship and identity and overlapping grades (2–5).

Books like Harriet the Spy for elementary readers (grades 3–5)

Closest matches whose grade range overlaps 3–5— same scoring, different audience.

J vs. K by Kwame Alexander & Jerry Craft · grades 3–5 — Shares themes of friendship and school, same genre (Middle Grade Fiction), and overlapping grades (3–5).
Mid-Air by Alicia D. Williams · grades 5–8 — Shares themes of friendship and growing up, same genre (Middle Grade Fiction), and overlapping grades (5–8).
Ramona Quimby, Age 8 by Beverly Cleary · 860L — Shares themes of growing up and school, same genre (Middle Grade Fiction), and overlapping grades (3–5).
Rascal by Sterling North · grades 5–8 — Shares themes of growing up, both on the Oklahoma Sequoyah Children's Book Award list, and same genre (Middle Grade Fiction).
The Adventures of Captain Underpants by Dav Pilkey · 720L — Shares themes of friendship and school, same genre (Middle Grade Fiction), and overlapping grades (2–5).

Books like Harriet the Spy for middle school (grades 6–8)

Closest matches whose grade range overlaps 6–8— same scoring, different audience.

Mid-Air by Alicia D. Williams · grades 5–8 — Shares themes of friendship and growing up, same genre (Middle Grade Fiction), and overlapping grades (5–8).
Rascal by Sterling North · grades 5–8 — Shares themes of growing up, both on the Oklahoma Sequoyah Children's Book Award list, and same genre (Middle Grade Fiction).
The First State of Being by Erin Entrada Kelly · grades 6–8 — Shares themes of friendship and identity, same genre (Middle Grade Fiction), and overlapping grades (6–8).
The Season of Styx Malone by Kekla Magoon · 510L — Shares themes of friendship and growing up, same genre (Middle Grade Fiction), and overlapping grades (3–7).
The Superteacher Project by Gordon Korman · grades 3–6 — Shares themes of friendship and school, same genre (Middle Grade Fiction), and overlapping grades (3–6).

Books like Harriet the Spy for high school & teens (grades 9–12)

Closest matches whose grade range overlaps 9–12— same scoring, different audience.

The Sisterhood of the Traveling Pants by Ann Brashares · grades 7–10 — Shares themes of friendship and growing up, both on the Oklahoma Sequoyah Children's Book Award list, and overlapping grades (7–10).
Flowers for Algernon by Daniel Keyes · 910L — Shares themes of friendship and identity.
The Outsiders by S.E. Hinton · 750L — Shares themes of friendship and identity and overlapping grades (7–9).
Drama by Raina Telgemeier · grades 5–9 — Shares themes of friendship and identity and overlapping grades (5–9).
Shut Up, This Is Serious by Carolina Ixta · grades 9–12 — Shares themes of friendship and identity.

Common questions

What books are similar to Harriet the Spy?: The 10 closest matches to Harriet the Spy by Louise Fitzhugh on ReadingList include Confessions of a Class Clown, Control Freaks, Diary of a Wimpy Kid, Planet Omar: Accidental Trouble Magnet, and Ramona the Pest. Each is scored on shared themes (friendship, identity, and growing up), shared award lists, genre, and reading level (grades 4–7), and links to the curricula, states, and grades where it is assigned in US schools, with primary sources.
Are books like Harriet the Spy reading-level appropriate?: Yes — every match is a reading-level match, not just a topical one, scored on Lexile and grade band (grades 4–7), so the picks stay grade-appropriate. See how ReadingList judges text difficulty on the /standard methodology page.
How does ReadingList choose similar books?: Matches are ranked by shared themes, shared award and reading-program lists (two books picked for the same state award were chosen by the same committees for the same readers), same genre, comparable Lexile and grade band, and publication decade — computed from cited public curriculum data, not editorial opinion or AI-generated summaries.

Book data last updated 2026-09-05. Matches are computed from each book’s cited attributes — see the methodology.

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