Katherine Applegate was born in Michigan in 1956. Since then she has lived in Texas, Florida, California, Minnesota, Illinois, North Carolina, and after living in Pelago, Italy for a year, she has moved back to Southern California.
In 1997, she and her husband, Michael Grant, her co-author on many projects, including Animorphs and Everworld, had their first child, who has since come out as a transgender woman. In 2003, they adopted a daughter, Julia, from China.
Following the end of Animorphs, Applegate took three years off. She is back at work and her book "Home of the Brave" won the SCBWI Golden Kite Award, the Bank Street 2008 Josette Frank Award, and is a Judy Lopez Memorial Award honor book.
In 1997, she and her husband, Michael Grant, her co-author on many projects, including Animorphs and Everworld, had their first child, who has since come out as a transgender woman. In 2003, they adopted a daughter, Julia, from China.
Following the end of Animorphs, Applegate took three years off. She is back at work and her book "Home of the Brave" won the SCBWI Golden Kite Award, the Bank Street 2008 Josette Frank Award, and is a Judy Lopez Memorial Award honor book.
Genres: Young Adult Romance, Young Adult Fantasy, Children's Fiction
Series
Girl talk (as by L E Blair)
1. Welcome To Junior High! (1990)
2. Face-off! (1990)
3. The New You (1990)
4. Rebel Rebel (1990)
5. It's All in the Stars (1990)
6. The Ghost of Eagle Mountain (1990)
7. Odd Couple (1990)
8. Stealing the Show (1990)
9. Peer Pressure (1991)
10. Falling in Like (1990)
11. Mixed Feelings (1991)
12. Drummer Girl (1991)
13. The Winning Team (1991)
14. Earth Alert! (1991)
15. On the Air (1991)
16. Here Comes the Bride (1991)
17. Star Quality (1991)
18. Keeping the Beat (1991)
19. Family Affair (1991)
20. Rockin' Class Trip (1992)
21. Baby Talk (1992)
22. Problem Dad (1993)
23. House Party (1992)
24. Cousins (1992)
25. Horse Fever (1992)
26. Beauty Queens (1992)
27. Perfect Match (1992)
28. Center Stage (1992)
29. Family Rules (1992)
30. The Bookshop Mystery (1992)
31. It's a Scream (1992)
32. Katie's Close Call (1994)
33. Randy and the Perfect Boy (1994)
34. Allison, Shape Up! (1993)
35. Katie and Sabrina's Big Competition (1992)
36. Sabrina and the Calf-raising Disaster (1992)
37. Randy's Big Dream (1992)
38. Allison To The Rescue (1992)
39. Katie and the Impossible Cousins (1992)
40. Sabrina Wins Big! (1992)
41. Randy and the Great Canoe Race (1992)
42. Allison's Baby-sitting Adventure (1993)
43. Katie's Beverly Hills Friend (1992)
44. Randy's Big Chance (1992)
45. Sabrina and Too Many Boys (1992)
1. Welcome To Junior High! (1990)
2. Face-off! (1990)
3. The New You (1990)
4. Rebel Rebel (1990)
5. It's All in the Stars (1990)
6. The Ghost of Eagle Mountain (1990)
7. Odd Couple (1990)
8. Stealing the Show (1990)
9. Peer Pressure (1991)
10. Falling in Like (1990)
11. Mixed Feelings (1991)
12. Drummer Girl (1991)
13. The Winning Team (1991)
14. Earth Alert! (1991)
15. On the Air (1991)
16. Here Comes the Bride (1991)
17. Star Quality (1991)
18. Keeping the Beat (1991)
19. Family Affair (1991)
20. Rockin' Class Trip (1992)
21. Baby Talk (1992)
22. Problem Dad (1993)
23. House Party (1992)
24. Cousins (1992)
25. Horse Fever (1992)
26. Beauty Queens (1992)
27. Perfect Match (1992)
28. Center Stage (1992)
29. Family Rules (1992)
30. The Bookshop Mystery (1992)
31. It's a Scream (1992)
32. Katie's Close Call (1994)
33. Randy and the Perfect Boy (1994)
34. Allison, Shape Up! (1993)
35. Katie and Sabrina's Big Competition (1992)
36. Sabrina and the Calf-raising Disaster (1992)
37. Randy's Big Dream (1992)
38. Allison To The Rescue (1992)
39. Katie and the Impossible Cousins (1992)
40. Sabrina Wins Big! (1992)
41. Randy and the Great Canoe Race (1992)
42. Allison's Baby-sitting Adventure (1993)
43. Katie's Beverly Hills Friend (1992)
44. Randy's Big Chance (1992)
45. Sabrina and Too Many Boys (1992)
Ocean City
1. Ocean City (1993)
2. Love Shack (1993)
3. Fireworks (1993)
4. Boardwalk (1993)
5. Reunion (2016)
6. Heat Wave (1994)
7. Bonfire (1994)
8. Swept Away (1995)
9. Shipwrecked (1995)
10. Beach Party (1995)
11. Forever (1995)
1. Ocean City (1993)
2. Love Shack (1993)
3. Fireworks (1993)
4. Boardwalk (1993)
5. Reunion (2016)
6. Heat Wave (1994)
7. Bonfire (1994)
8. Swept Away (1995)
9. Shipwrecked (1995)
10. Beach Party (1995)
11. Forever (1995)
Making Out
1. Zoey Fools Around (1994)
2. Jake Finds Out (1994)
3. Nina Won't Tell (1994)
4. Ben's in Love (1994)
5. Claire Gets Caught (1994)
6. What Zoey Saw (1994)
7. Lucas Gets Hurt (1998)
8. Aisha Goes Wild (1994)
9. Zoey Plays Games (1996)
10. Nina Shapes Up (1996)
11. Ben Takes a Chance (1996)
12. Claire Can't Lose (1996)
13. Don't Tell Zoey (1996)
14. Aaron Lets Go (1996)
15. Who Loves Kate? (1996)
16. Lara Gets Even (1996)
17. Two-Timing Aisha (1996)
18. Zoey Speaks Out (1996)
19. Kate Finds Love (1997)
20. Never Trust Lara (1997)
21. Trouble with Aaron (1997)
22. Always Loving Zoey (1997)
23. Lara Gets Lucky (1997)
24. Now Zoey's Alone (1997)
25. Don't Forget Lara (1998)
26. Zoey's Broken Heart (1998)
27. Falling for Claire (1998)
28. Zoey Comes Home (1998)
1. Zoey Fools Around (1994)
2. Jake Finds Out (1994)
3. Nina Won't Tell (1994)
4. Ben's in Love (1994)
5. Claire Gets Caught (1994)
6. What Zoey Saw (1994)
7. Lucas Gets Hurt (1998)
8. Aisha Goes Wild (1994)
9. Zoey Plays Games (1996)
10. Nina Shapes Up (1996)
11. Ben Takes a Chance (1996)
12. Claire Can't Lose (1996)
13. Don't Tell Zoey (1996)
14. Aaron Lets Go (1996)
15. Who Loves Kate? (1996)
16. Lara Gets Even (1996)
17. Two-Timing Aisha (1996)
18. Zoey Speaks Out (1996)
19. Kate Finds Love (1997)
20. Never Trust Lara (1997)
21. Trouble with Aaron (1997)
22. Always Loving Zoey (1997)
23. Lara Gets Lucky (1997)
24. Now Zoey's Alone (1997)
25. Don't Forget Lara (1998)
26. Zoey's Broken Heart (1998)
27. Falling for Claire (1998)
28. Zoey Comes Home (1998)
Summer
1. June Dreams (1995)
2. July's Promise (1995)
3. August Magic (1995)
4. Sand, Surf and Secrets (1996)
5. Rays, Romance and Rivalry (1996)
6. Spring Break Reunion (1996)
7. Beaches, Boys and Betrayal (1996)
8. Sun-Kissed Christmas (1996)
aka Summer Christmas
1. June Dreams (1995)
2. July's Promise (1995)
3. August Magic (1995)
4. Sand, Surf and Secrets (1996)
5. Rays, Romance and Rivalry (1996)
6. Spring Break Reunion (1996)
7. Beaches, Boys and Betrayal (1996)
8. Sun-Kissed Christmas (1996)
aka Summer Christmas
Animorphs
1. The Invasion (1996)
2. The Visitor (1996)
3. The Encounter (1996)
4. The Message (1996)
5. The Predator (1996)
6. The Capture (1997)
7. The Stranger (1997)
8. The Alien (1997)
9. The Secret (1997)
10. The Android (1997)
11. The Forgotten (1997)
12. The Reaction (1997)
13. The Change (1997)
14. The Unknown (1998)
15. The Escape (1998)
16. The Warning (1998)
17. The Underground (1998)
18. The Decision (1998)
19. The Departure (1998)
20. The Discovery (1998)
21. The Threat (1998)
22. The Solution (1998)
23. The Pretender (1998)
24. The Suspicion (1998)
25. The Extreme (1999)
26. The Attack (1999)
27. The Exposed (1999)
28. The Experiment (1999)
29. The Sickness (1999)
30. The Reunion (1999)
31. The Conspiracy (1999)
32. The Separation (1999)
33. The Illusion (1999)
34. The Prophecy (1999)
35. The Proposal (1999)
36. The Mutation (1999)
37. The Weakness (2000)
38. The Arrival (2000)
39. The Hidden (2000)
40. The Other (2000)
41. The Familiar (2000)
42. The Journey (2000)
43. The Test (2000)
44. The Unexpected (2000)
45. The Revelation (2000)
46. The Deception (2000)
47. The Resistance (2000)
48. The Return (2000)
49. The Diversion (2000)
50. The Ultimate (2001)
51. The Absolute (2001)
52. The Sacrifice (2001)
53. The Answer (2001)
54. The Beginning (2001)
1. The Invasion (1996)
2. The Visitor (1996)
3. The Encounter (1996)
4. The Message (1996)
5. The Predator (1996)
6. The Capture (1997)
7. The Stranger (1997)
8. The Alien (1997)
9. The Secret (1997)
10. The Android (1997)
11. The Forgotten (1997)
12. The Reaction (1997)
13. The Change (1997)
14. The Unknown (1998)
15. The Escape (1998)
16. The Warning (1998)
17. The Underground (1998)
18. The Decision (1998)
19. The Departure (1998)
20. The Discovery (1998)
21. The Threat (1998)
22. The Solution (1998)
23. The Pretender (1998)
24. The Suspicion (1998)
25. The Extreme (1999)
26. The Attack (1999)
27. The Exposed (1999)
28. The Experiment (1999)
29. The Sickness (1999)
30. The Reunion (1999)
31. The Conspiracy (1999)
32. The Separation (1999)
33. The Illusion (1999)
34. The Prophecy (1999)
35. The Proposal (1999)
36. The Mutation (1999)
37. The Weakness (2000)
38. The Arrival (2000)
39. The Hidden (2000)
40. The Other (2000)
41. The Familiar (2000)
42. The Journey (2000)
43. The Test (2000)
44. The Unexpected (2000)
45. The Revelation (2000)
46. The Deception (2000)
47. The Resistance (2000)
48. The Return (2000)
49. The Diversion (2000)
50. The Ultimate (2001)
51. The Absolute (2001)
52. The Sacrifice (2001)
53. The Answer (2001)
54. The Beginning (2001)
Andalites, Animorphs, Megamorphs
1. The Andalite's Gift (1997)
2. In the Time of Dinosaurs (1998)
3. Elfangor's Secret (1999)
4. Back to Before (2000)
1. The Andalite's Gift (1997)
2. In the Time of Dinosaurs (1998)
3. Elfangor's Secret (1999)
4. Back to Before (2000)
Animorphs Chronicles
1. The Andalite Chronicles (1997)
2. The Hork-Bajir Chronicles (1998)
3. Visser (2018)
4. The Ellimist Chronicles (2000)
1. The Andalite Chronicles (1997)
2. The Hork-Bajir Chronicles (1998)
3. Visser (2018)
4. The Ellimist Chronicles (2000)
Animorphs Omnibus
Animorphs: Books 13-16 (1997)
Animorphs: Books 21-24 (1997)
Animorphs: Books 17-20 (1998)
Animorphs: Books 29-32 (1999)
Animorphs: Books 33-36 (1999)
Animorphs: Books 37-40 (2000)
The Diversion / Ultimate (2002)
The Resistance / Return (2002)
The Answer / Beginning (2002)
Animorphs: Books 13-16 (1997)
Animorphs: Books 21-24 (1997)
Animorphs: Books 17-20 (1998)
Animorphs: Books 29-32 (1999)
Animorphs: Books 33-36 (1999)
Animorphs: Books 37-40 (2000)
The Diversion / Ultimate (2002)
The Resistance / Return (2002)
The Answer / Beginning (2002)
Everworld
1. Search for Senna (1999)
2. Land of Loss (1999)
3. Enter the Enchanted (1999)
4. Realm of the Reaper (1999)
5. Discover the Destroyer (2000)
6. Fear the Fantastic (2000)
7. Gateway to the Gods (2000)
8. Brave the Betrayal (2000)
9. Inside the Illusion (2000)
10. Understand the Unknown (2000)
11. Mystify the Magician (2001)
12. Entertain the End (2001)
1. Search for Senna (1999)
2. Land of Loss (1999)
3. Enter the Enchanted (1999)
4. Realm of the Reaper (1999)
5. Discover the Destroyer (2000)
6. Fear the Fantastic (2000)
7. Gateway to the Gods (2000)
8. Brave the Betrayal (2000)
9. Inside the Illusion (2000)
10. Understand the Unknown (2000)
11. Mystify the Magician (2001)
12. Entertain the End (2001)
Remnants
1. The Mayflower Project (2001)
2. Destination Unknown (1999)
3. Them (2001)
4. Nowhere Land (2001)
5. Mutation (Remnants) (2002)
6. Breakdown (2002)
7. Isolation (2002)
8. Mother, May I? (2002)
9. No Place Like Home (2002)
10. Lost and Found (2002)
11. Dream Storm (2003)
12. Aftermath (2003)
13. Survival (2003)
14. Begin Again (2003)
1. The Mayflower Project (2001)
2. Destination Unknown (1999)
3. Them (2001)
4. Nowhere Land (2001)
5. Mutation (Remnants) (2002)
6. Breakdown (2002)
7. Isolation (2002)
8. Mother, May I? (2002)
9. No Place Like Home (2002)
10. Lost and Found (2002)
11. Dream Storm (2003)
12. Aftermath (2003)
13. Survival (2003)
14. Begin Again (2003)
Making Waves
1. Making Waves (2001)
2. Tease (2001)
3. Sweet (2001)
4. Thrill (2001)
5. Heat (2001)
6. Secret (Making Waves) (2002)
7. Attitude (2002)
8. Burn (2002)
9. Wild (2002)
10. Chill (2002)
1. Making Waves (2001)
2. Tease (2001)
3. Sweet (2001)
4. Thrill (2001)
5. Heat (2001)
6. Secret (Making Waves) (2002)
7. Attitude (2002)
8. Burn (2002)
9. Wild (2002)
10. Chill (2002)
Roscoe Riley Rules
1. Never Glue Your Friends to Chairs (2008)
2. Never Swipe a Bully's Bear (2008)
3. Don't Swap Your Sweater for a Dog (2008)
4. Never Swim in Applesauce (2008)
5. Don't Tap-Dance On Your Teacher (2009)
6. Never Walk in Shoes That Talk (2009)
7. Never Race a Runaway Pumpkin (2009)
1. Never Glue Your Friends to Chairs (2008)
2. Never Swipe a Bully's Bear (2008)
3. Don't Swap Your Sweater for a Dog (2008)
4. Never Swim in Applesauce (2008)
5. Don't Tap-Dance On Your Teacher (2009)
6. Never Walk in Shoes That Talk (2009)
7. Never Race a Runaway Pumpkin (2009)
One and Only Ivan
1. The One and Only Ivan (2012)
2. The One and Only Bob (2020)
3. The One and Only Ruby (2023)
The One and Only Family (2024)
1. The One and Only Ivan (2012)
2. The One and Only Bob (2020)
3. The One and Only Ruby (2023)
The One and Only Family (2024)
Islanders (with Michael Grant)
1. Zoey Fools Around / Jake Finds Out (omnibus) (2015)
2. Nina Won't Tell / Ben's In Love (omnibus) (2015)
3. Claire Gets Caught / What Zoey Saw (omnibus) (2015)
4. Lucas Gets Hurt / Aisha Goes Wild (omnibus) (2015)
1. Zoey Fools Around / Jake Finds Out (omnibus) (2015)
2. Nina Won't Tell / Ben's In Love (omnibus) (2015)
3. Claire Gets Caught / What Zoey Saw (omnibus) (2015)
4. Lucas Gets Hurt / Aisha Goes Wild (omnibus) (2015)
Doggo and Pupper
1. Doggo and Pupper (2021)
2. Doggo and Pupper Save the World (2022)
3. Doggo and Pupper and the Search for Cozy (2023)
1. Doggo and Pupper (2021)
2. Doggo and Pupper Save the World (2022)
3. Doggo and Pupper and the Search for Cozy (2023)
Novels
Collections
Fantastic Tales for Boys (2006) (with Kathryn Lasky and Emily Rodda)
Tales of Suspense for Boys (2006) (with Gordon Korman and R L Stine)
Modified: Cyborgs, Mutants, and Dystopia (2012) (with others)
Cool Chapter Books 3-Book Collection (2014) (with Nate Ball and Dan Gutman)
The One and Only Ivan & Bob Box Set (2020)
Tales of Suspense for Boys (2006) (with Gordon Korman and R L Stine)
Modified: Cyborgs, Mutants, and Dystopia (2012) (with others)
Cool Chapter Books 3-Book Collection (2014) (with Nate Ball and Dan Gutman)
The One and Only Ivan & Bob Box Set (2020)
Picture Books
The Buffalo Storm (2007)
Ivan: The Remarkable True Story of the Shopping Mall Gorilla (2014)
Sometimes You Fly (2018)
Ivan (2020)
Ivan: The Remarkable True Story of the Shopping Mall Gorilla (2014)
Sometimes You Fly (2018)
Ivan (2020)
Omnibus editions
Series contributed to
Awards
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Katherine Applegate recommends

Zia Erases the World (2022)
Bree Barton
"A stunning middle grade debut full of delightful humor, inventive wordplay, and provocative questions, Zia Erases the World reminds us that it's only when we name our fears that we can truly own them."

Party Problems (2021)
(Startup Squad, book 3)
Nicole C Kear and Brian Weisfeld
"Fast-paced, fun, and empowering."

The House That Wasn't There (2021)
Elana K Arnold
"In this luminous story full of mystery and magic, Elana K. Arnold weaves a shimmering tapestry about the lovely and surprising ways we’re connected to each other. Heart-healing, hopeful, and wonderfully inventive, this beautiful novel by a master storyteller is not to be missed."

Summer and July (2020)
Paul Mosier
"Hilarious, tender, and wise. Do not miss this luminous gem of a novel."

The Brave (2020)
James Bird
"This lyrical tale will leave your hopes buoyed, your courage bolstered, and your heart on the lookout for magic. A stunning debut and a novel to cherish."

The List of Things That Will Not Change (2020)
Rebecca Stead
"No author writing today observes young lives with more clarity, tenderness, and grace than the one and only Rebecca Stead."
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