r/coldcases is a subreddit with 46k members. The community frequently discusses cold case, murder, unsolved, missing person, and unsolved murder, and the most common flair used is cold case, discussion, announcement , crosspost, and theories.
Write and read about criminal cold cases.
Popular Topics in r/coldcases
#1
Cold Case
151 posts
#2
Murder
92 posts
#3
Unsolved
53 posts
#4
Missing Person
41 posts
#5
Unsolved Murder
40 posts
#6
Disappearance
20 posts
#7
True Crime
20 posts
#8
Mystery
16 posts
#9
Missing Persons
15 posts
#10
Missing
13 posts
Flair Used in r/coldcases
#1
Cold Case
: "UPDATE: On the unsolved murder of my brother (13) in Sacramento on 1993"
22 posts
#2
Discussion
: "Now that the Gilgo Beach/Long Island Serial killer was sentenced, do we think his DNA will hit on cold cases on other states?"
7 posts
#3
Announcement
: "DNA evidence solves 1995 cold case murder of Springfield woman, Joni Grigsby"
2 posts
#4
Crosspost
: "Looking for anyone who remembers the Circleville Letter Writer case"
2 posts
#5
Theories
: "The 1986 Murder of Anita Cobby"
1 post
Member Growth in r/coldcases
Yearly
+7k members(17.9%)
Similar Subreddits to r/coldcases
r/RBI
862k members
6.8% / yr
r/scarystories
589k members
10.0% / yr
r/TrueCrimeDiscussion
1.3M members
5.2% / yr
r/TrueCrimeMystery
45k members
13.1% / yr
r/UnresolvedMysteries
4.5M members
1.1% / yr
r/UnsolvedMurders
137k members
9.3% / yr
r/UnsolvedMysteries
552k members
6.4% / yr
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/coldcases, 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: July 8, 2026