Julie Trettel

Julie Trettel

Julie Trettel also writes as: Jules Trettel.

Upcoming Julie Trettel Books

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Expansion (The Compounders, #6) was the most recently released book by Julie Trettel, on February 6th, 2025.

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Julie Trettel Stats: The highest rated book by Julie Trettel on Book Notification is Final Extraction, the 5th novel in the Westin Force series.

The most read book by Julie Trettel on Book Notification is Final Extraction, the 5th novel in the Westin Force series. The second most read book is All-Star Promise (ARC Shifters #10).

Below is a complete list of Julie Trettel books in publication and chronological order, broken down by series. The most popular series by Julie Trettel is the ARC Shifters Series.

List of ARC Next Class Books in Publication Order

ReadTitle Avg.YearBook Link
1
Beginning Fate
2025
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List of ARC Shifters Books in Publication Order

ReadTitle Avg.YearBook Link
1
Pack's Promise
2018
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2
Winter's Promise
2019
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3
Midnight Promise
2019
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4
iPromise
2020
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5
New Promise
2021
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6
Don't Promise
2021
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7
Protected Promise
2021
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8
Forgotten Promise
2022
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9
Hidden Promise
2022
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10
All-Star Promise
2022
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List of Collier Pack Books in Publication Order

ReadTitle Avg.YearBook Link
1
Breathe Again
2018
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2
Run Free
2018
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3
In Plain Sight
2019
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4
Broken Chains
2019
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5
Coming Home
2019
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6
Holiday Surprise
2021
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7
A Collier First Christmas
2021
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List of Ravenden Books in Publication Order

ReadTitle Avg.YearBook Link
1
Ravenden
2022
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2
Shiny Things
2024
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3
Wild Fires
2024
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4
Sparks Flying
2024
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List of Six Pack Shifters Books in Publication Order

ReadTitle Avg.YearBook Link
1
His True Mate
2022
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2
His Destined Mate
2022
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3
His Chosen Mate
2023
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4
His Fierce Mate
2023
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5
His Stubborn Mate
2023
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6
His Wild Mate
2024
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7
His Treasured Mate
2024
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List of Westin Force Delta Books in Publication Order

ReadTitle Avg.YearBook Link
1
High Risk
2023
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2
Nothing to Chance
2023
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3
Probable Fear
2023
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4
A New Prospect
2023
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5
Out of Peril
2024
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6
The Last Ultimatum
2024
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7
The Last Ultimatum: Part 2
2024
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List of Westin Force Books in Publication Order

ReadTitle Avg.YearBook Link
1
Fierce Impact
2020
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2
Rising Storm
2020
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3
Collision Course
2021
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4
Technical Threat
2021
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5
10
Final Extraction
2021
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6
Waging War
2022
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List of Westin Pack Books in Publication Order

ReadTitle Avg.YearBook Link
1
One True Mate
2017
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2
Fighting Destiny
2017
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3
Forever Mine
2017
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4
Confusing Hearts
2018
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5
Can't Be Love
2018
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6
Under a Harvest Moon
2019
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7
Healing Fate
2023
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List of Armstrong Academy Books in Publication Order (as Jules Trettel, with Bethany Trettel)

ReadTitle Avg.YearBook Link
1
Louis and the Secrets of the Ring (With: Bethany Trettel)
2020
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2
Octavia and the Tiny Tornadoes (With: Bethany Trettel)
2020
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3
Elaina and the History of Helios (With: Bethany Trettel)
2020
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4
Alaric and the Shaky Start (With: Bethany Trettel)
2020
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5
Mack and the Disappearing Act (With: Bethany Trettel)
2021
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6
Halloween and the Secret's Blown (With: Bethany Trettel)
2021
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7
Ivan and the Masked Crusader (With: Bethany Trettel)
2021
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8
William and the Look Alike (With: Bethany Trettel)
2022
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9
Hannah and the Sea of Tears (With: Bethany Trettel)
2022
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10
Eamon and the Mysteries of Magic (With: Bethany Trettel)
2022
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11
May and the Strawberry Scented Catastrophe (With: Bethany Trettel)
2022
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12
Gil and the Hidden Tunnels (With: Bethany Trettel)
2022
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13
Dani and the Frozen Mishaps (With: Bethany Trettel)
2022
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List of Stones of Amaria Books in Publication Order (as Jules Trettel)

ReadTitle Avg.YearBook Link
1
Legends of Sorcery
2019
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2
Ruins of Magic
2019
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3
Keeper of Light
2019
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4
Fall of Darkness
2020
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List of The Compounders Books in Publication Order (as Jules Trettel)

ReadTitle Avg.YearBook Link
1
Revelation
2024
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2
Discontent
2024
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3
Dissension
2024
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4
Sedition
2024
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5
Reformation
2024
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6
Expansion
2025
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List of Standalone Novels in Publication Order

ReadTitle Avg.YearBook Link
1
Panther's Pride
2022
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2
Christmas at Kaitlyn's Place
2022
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List of Collections in Publication Order

ReadTitle Avg.YearBook Link
1
Shifter Marked and Claimed (With: Melissa Haag)
2022
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Julie Trettel

Julie Trettel is the author of the Armstrong Academy series which currently consists of 13 novels. The Armstrong Academy series started in 2020 with the novel Louis and the Secrets of the Ring. The most recently released novel in the Armstrong Academy series was Dani and the Frozen Mishaps which was released in 2022. There are no upcoming novels for the Armstrong Academy series.

Julie Trettel has also written the ARC Shifters series which has 10 books including Pack's Promise and Winter's Promise.

Related Authors

The most common authors followed by users who also follow Julie Trettel are:

  1. Ann Voss Peterson, author of the Val Ryker Series.
  2. Tanya Anne Crosby, author of The Highland Brides Series.
  3. Cynthia Eden, author of the Midnight Series.
  4. Annie Seaton, author of The Porter Sisters Series.
  5. Eve Langlais, author of the Freakn' Shifters Series.

Julie Trettel: F.A.Q

What was the first book Julie Trettel wrote?

The first book written by Julie Trettel was One True Mate, published in 2017.

What was the most recent book Julie Trettel wrote?

Their most recently released work was Expansion on February 6th, 2025.

Will there be any more books by Julie Trettel?

Julie Trettel does not have any upcoming books with a set publication date within the next few months at this time.

How many books has Julie Trettel written?

Julie Trettel has written 75 books across 13 series.
  • 1 book in the ARC Next Class Series
  • 10 books in the ARC Shifters Series
  • 7 books in the Collier Pack Series
  • 4 books in the Ravenden Series
  • 7 books in the Six Pack Shifters Series
  • 7 books in the Westin Force Delta Series
  • 6 books in the Westin Force Series
  • 7 books in the Westin Pack Series
  • 13 books in the Armstrong Academy Series
  • 4 books in the Stones of Amaria Series
  • 6 books in The Compounders Series
  • 2 Standalone Novels
  • 1 Collections

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