The Books Insiderindependent audiobook data

Long Fiction Audiobook Series, Ranked by Total Hours

According to The Books Insider's catalog data, 1,297 Fiction series in our catalog have every numbered book from book 1 on, at least three books and 30 or more hours in all. Ranked by total listening time.

The list

#SeriesAuthorBooksTotal
1Old-Time RadioCarl Amari72552.8 hrs
2OutlanderDiana Gabaldon9413.7 hrs
3Sam ReillyChristopher Cartwright39369.6 hrs
4Sam Reilly Action and Adventure ThrillersChristopher Cartwright5275 hrs
5The Lanny Budd NovelsUpton Sinclair10273.8 hrs
6Sigma ForceJames Rollins18271.5 hrs
7EmberverseS.M. Stirling14268.5 hrs
8Aubrey/MaturinPatrick O'brian21265.7 hrs
9Marius' MulesS.J.A. Turney15251.8 hrs
10Gansett IslandMarie Force28251 hrs
11The Oregon FilesCraig Dirgo19237.8 hrs
12Last Mountain Man (Dramatized Adaptation)William W. Johnstone46228.6 hrs
13Irish Country BooksPatrick Taylor16215.3 hrs
14House of NiccoloDorothy Dunnett8215.1 hrs
15The AustraliansVivian Stuart24212.8 hrs
16Event GroupDavid L. Golemon12203.9 hrs
17Accidentally ParanormalDakota Cassidy25202.5 hrs
18The Titus Bass SeriesTerry C. Johnston9200.8 hrs
19Longmire MysteriesCraig Johnson22198.1 hrs
20PoldarkWinston Graham12193.7 hrs
2144 Scotland StreetAlexander McCall Smith18191 hrs
22First Mountain Man (Dramatized Adaptation)William W. Johnstone32184.4 hrs
23Earth's Children® SeriesJean M. Auel6179.3 hrs
24Norsemen SagaJames L. Nelson12173.9 hrs
25Ryan KaineKerry J. Donovan14173.6 hrs

Ranked by total listening time of the numbered books. Computed from unabridged English-language audiobooks in The Books Insider catalog (store data read November 3, 2026); children's titles are not ranked. Methodology.

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