The Books Insiderindependent audiobook data

The Longest Mystery Audiobooks

According to The Books Insider's catalog data, 68 unabridged Mystery audiobooks in our catalog run 20 hours or more. These are the longest, by the store's own running time.

The Mystery shelf sits under Romance on the store.

The list

#TitleAuthorLength
1What Doesn't Kill You: The Complete Collection Volume 1: Katie Connell and Emily Bernal MysteriesPamela Fagan Hutchins71.3 hrs
2Wrong Side of the Tracks 1-5 Audio Bundle: gay romanceK.A. Merikan50.1 hrs
3Time River: The Complete CollectionA.L. Jackson47.9 hrs
4New York Knights: Complete SeriesS.M. West37.4 hrs
5Twisted Fox Series Box SetCharity Ferrell37.3 hrs
6Men of Honor Series: Military Romance Boxed Set, Books 1-4K.C. Lynn36.4 hrs
7The Kingwood SeriesS.L. Scott36.2 hrs
8The Secret Series: The complete trilogyGina A. Jones35.3 hrs
9The Michele Lopez Hanson Mystery Series: A Four-Book Romantic Texas Mystery Box Set from the What Doesn't Kill You Super SeriesPamela Fagan Hutchins33.9 hrs
10Confessions of the Heart: The Complete CollectionA.L. Jackson33.9 hrs
11Hunting Her Box Set: Books 1-3Eden Summers33.7 hrs
12Fight for Me: The Complete CollectionA.L. Jackson32.1 hrs
13FBI: Strange Crimes Unit Books 1-3Jessica R. Patch31.9 hrs
14Alone in the DarkKaren Rose30.4 hrs
15Ava Butler Box SetPamela Fagan Hutchins29.8 hrs
16The New American Mafia: The Complete SeriesN. E. Henderson29.4 hrs
17GenTech Rebellion (5-Book Series): Military Romance With a Science Fiction EdgeAnn Gimpel29.1 hrs
18Closer Than You ThinkKaren Rose28.6 hrs
19National Forest K-9 Books 1-3Kathleen Donnelly28.3 hrs
20Marchetti Mafia SeriesCharity Ferrell27.6 hrs
21The Lion and Mouse, Books #1-3Kenya Wright27.1 hrs
22Beautiful Beginnings: A Sutter Lake Series Box Set: Books 1-3Catherine Cowles27.1 hrs
23The Penny Green Victorian Mystery Series: Books 1-3Emily Organ26.1 hrs
24Ruthless Desires Volume Two: A dark WhyChoose romanceElira Firethorn25.9 hrs
25The Complete Nightmares TrilogyDemelza Carlton25.3 hrs

Ordered by the store's running time, longest first. Computed from unabridged English-language audiobooks in The Books Insider catalog (store data read November 3, 2026); children's titles are not ranked. Methodology.

Listen to any of these 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