r/mysterybooks is a subreddit with 14k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses mystery, books, recommendations, book, and detective, and they frequently recommend/review mystery books, crime novels, and cozy mystery.
A subreddit to discuss mystery and crime books.
Popular Themes in r/mysterybooks
#1
Advice Requests
: "What's the BEST mystery book you've ever read?"
55 posts
#2
Solution Requests
: "Looking for a good series"
2 posts
Popular Topics in r/mysterybooks
#1
Mystery
: "What's the BEST Mystery book you've ever read?"
252 posts
#2
Books
: "Top 25 Murder mystery Books I've read"
148 posts
#3
Recommendations
: "Looking for Murder Mystery Book Recommendations 🔎📚"
72 posts
#4
Book
: "What's the BEST mystery Book you've ever read?"
61 posts
#5
Detective
: "If you’re murdered, which fictional Detective would you hope is investigating the case?"
61 posts
#6
Thriller
: "Just finished reading "The Mummy, The Will, and The Crypt" by John Bellairs . Amazing mystery/Thriller book from my childhood."
40 posts
#7
Crime
: "Would you read a mystery/Crime series set in the 1980s?"
26 posts
#8
Series
: "Any good detective Series?"
24 posts
#9
Novels
: "What are your favorite mystery Novels?"
20 posts
#10
Novel
: "Contemporary mystery vs older Novels- motive and plots"
19 posts
Products Discussed in r/mysterybooks
Mystery Books
42 reviews
#1
Holly Jackson
5.0★ from 2 reviews
#2
Elly Griffiths
4.5★ from 2 reviews
#3
Anthony Horowitz
4.0★ from 2 reviews
Crime Novels
6 reviews
#1
Karin Slaughter
5.0★ from 1 review
#2
Thomas H. Cook
5.0★ from 1 review
#3
James Lee Burke
5.0★ from 1 review
Cozy Mystery
2 reviews
#1
Danielle Collins
5.0★ from 1 review
#2
Maureen Johnson
5.0★ from 1 review
Flair Used in r/mysterybooks
#1
Recommendations
: "What's the BEST mystery book you've ever read?"
124 posts
#2
Discussion
: "If you’re murdered, which fictional detective would you hope is investigating the case?"
63 posts
#3
News and Reviews
: "I just finished "The Murder of Roger Ackroyd," and I don't have anyone to talk about it with so I'm going to leave a review here."
6 posts
#4
Help Me Find This Book
: "Must-Read Whodunnit Books Like Knives Out"
3 posts
#5
Announcement
: "What are you reading?"
2 posts
#6
Humor!
: "That Hound Gets Around: What If ‘Hound of the Baskervilles’ Were by Different Writers?"
1 post
Member Growth in r/mysterybooks
Yearly
+6k members(80.3%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/mysterybooks, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: June 26, 2026