The Treasure Key: Audiobook
Book 2 of the Crime-Solving Cousins Mysteries series
According to The Books Insider's catalog data, The Treasure Key runs 4.7 hours as an unabridged audiobook, narrated by Brittany Goodwin (about 3.2 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 4.7 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 10 days |
| 1 hour / day | 5 days |
| 2 hours / day | 3 days |
| 1 hour / day at 1.5× | 4 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 4.7 hours, it is shorter than 52% of the 7,923 Mystery & Fantasy audiobooks in our catalog.
Catching up on The Crime-Solving Cousins Mysteries
This is book 2. Book 1 runs 5 hours before it; books 1 to 3 run 14.2 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | The Feather Chase | 5 hrs |
| 2 | The Treasure Key | 4.7 hrs |
| 3 | The Chocolate Spy | 4.4 hrs |
More narrated by Brittany Goodwin
Brittany Goodwin narrates 139 unabridged audiobooks in our catalog, 1,019 hours in all.
About as long, on the Mystery & Fantasy shelf
627 Mystery & Fantasy audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
The Treasure Key is book 2 of Shannon L. Brown's Crime-Solving Cousins Mysteries series: a 4.7-hour unabridged recording, read by Brittany Goodwin, released February 4, 2025, on the Mystery & Fantasy shelf.
The listen at a glance
- Length
- 4.7 hrs
- Narrated by
- Brittany Goodwin
- Released
- February 4, 2025
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Mystery & Fantasy
- Series
- The Crime-Solving Cousins Mysteries #2
- ISBN
- 9781666692013
How to listen to The Treasure Key free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is The Treasure Key as an audiobook?
The Treasure Key runs 4.7 hours unabridged. At 1.5× speed that drops to roughly 3.2 hours.
Is The Treasure Key free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates The Treasure Key?
The Treasure Key is narrated by Brittany Goodwin.