The Books Insiderindependent audiobook data
Magisterium: The Iron Trial by Cassandra Clare, Holly Black

Magisterium: The Iron Trial: Audiobook

Book 1 of the Magisterium series

According to The Books Insider's catalog data, the Magisterium: The Iron Trial audiobook runs 10.6 hours unabridged, narrated by Paul Boehmer (about 7.1 hours at 1.5× playback speed).

10.6listening hrs
Mystery & Fantasystore shelf
2015released
Free for new listeners

The instrument When will you finish it?

Based on 10.6 hours of listening.

Days to finish Magisterium: The Iron Trial at common listening paces
Your paceYou'll finish in
30 min / day22 days
1 hour / day11 days
2 hours / day6 days
1 hour / day at 1.5×8 days

Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.

What our data says

  • At 10.6 hours, it runs longer than 93% of the 7,923 Mystery & Fantasy audiobooks in our catalog.

About as long, on the Mystery & Fantasy shelf

422 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

Magisterium: The Iron Trial is book 1 of Cassandra Clare's Magisterium series: a 10.6-hour unabridged recording, read by Paul Boehmer, released October 29, 2015, on the Mystery & Fantasy shelf.

The listen at a glance

Length
10.6 hrs
Narrated by
Paul Boehmer
Released
October 29, 2015
Format
Unabridged audiobook
Language
English
Store shelves
Mystery & Fantasy
Series
The Magisterium #1
ISBN
9781448197651

How to listen to Magisterium: The Iron Trial 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 free

Questions listeners ask

How long is the Magisterium: The Iron Trial audiobook?

Magisterium: The Iron Trial runs 10.6 hours unabridged. At 1.5× speed that drops to roughly 7.1 hours.

Is the Magisterium: The Iron Trial audiobook free?

Yes, for new listeners: the trial starts you with three free audiobooks.

Who narrates Magisterium: The Iron Trial?

Magisterium: The Iron Trial is narrated by Paul Boehmer.

Is Magisterium: The Iron Trial worth listening to at 1.5× speed?

At 1.5× you'd finish in about 7.1 hours, saving 3.5 hours.