r/serialkillers

Community Overview
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About r/serialkillers

Information and news about serial killers.

The community at a glance

r/serialkillers is a Subreddit for Just for Fun and True Crime Enthusiasts with roughly 659K members. It uses a forum format for communication. It is the 3rd largest community in the True Crime topic page and the 7th largest community in the Just for Fun topic page.

Roughly 26K members have joined in the past year. Popular discussion topics include Looking For, Worst Serial Killer, and Worst. Common discussion themes are Advice Requests and Pain & Anger. Product recommendations often mention books, documentaries, and podcasts.

On Reddit
659K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +26K members
Growth: +4.0% / year

Member growth over time

All time (yearly)

  • 2013: 6K members
  • 2014: 8K members
  • 2015: 10K members
  • 2016: 19K members
  • 2017: 22K members
  • 2018: 43K members
  • 2019: 138K members
  • 2020: 160K members
  • 2021: 113K members
  • 2022: 69K members
  • 2024: 34K members
  • 2025: 16K members
  • 2026: 14K members

Past year (monthly)

  • Sep: 1K members
  • Oct: 4K members
  • Nov: 2K members
  • Dec: 2K members
  • Jan: 2K members
  • Feb: 2K members
  • Mar: 2K members
  • Apr: 2K members
  • May: 2K members
  • Jun: 2K members
  • Jul: 2K members

Themes

  • Advice Requests
    4 posts in the past month
    1. Where to find reliable serial killer informations
    2. Interview with retired journalist Bob Cyphers, who is very close to the I-70 Killer case
    3. Murderpedia Recommendations?
    #1
    Advice Requests
    Where to find reliable serial killer informations · Interview with retired journalist Bob Cyphers, who is very close to the I-70 Killer case · Murderpedia Recommendations?
    4
  • Pain & Anger
    2 posts in the past month
    1. what do you do when you see the “signs”
    2. Akku Yadav, South Asian serial rapist and serial killer ignored by the police. An angry mob of 200 women finally handled it themselves, killing him with kitchen knives and rocks after losing patience.
    #2
    Pain & Anger
    what do you do when you see the “signs” · Akku Yadav, South Asian serial rapist and serial killer ignored by the police. An angry mob of 200 women finally handled it themselves, killing him with kitchen knives and rocks after losing patience.
    2
  • Solution Requests
    1 post in the past month
    1. XIQ Investigative Intelligence Systems Solves Cases
    #3
    Solution Requests
    XIQ Investigative Intelligence Systems Solves Cases
    1
  • Self-Promotion
    1 post in the past month
    1. Killer Instinct — Survival in New York: A Gay Man's Journey (Book One) — audiobook now live
    #4
    Self-Promotion
    Killer Instinct — Survival in New York: A Gay Man's Journey (Book One) — audiobook now live
    1

Topics

  • Looking For
    26 posts in the past month
    #1
    Looking For
    26
  • Worst Serial Killer
    21 posts in the past month
    #2
    Worst Serial Killer
    21
  • Worst
    9 posts in the past month
    #3
    Worst
    9
  • American Serial Killer
    4 posts in the past month
    #4
    American Serial Killer
    4
  • Worst Deviants
    1 post in the past month
    #5
    Worst Deviants
    1

Flair

  • News
    70 posts in the past month
    1. Remembering Janice Ann Ott and Denise Marie Naslund on the date of her passing
    2. Dennis Rader’s reply to my high school assignment
    3. Remembering Melissa Smith and Nancy Wilcox on their birthdays today
    #1
    News
    Remembering Janice Ann Ott and Denise Marie Naslund on the date of her passing · Dennis Rader’s reply to my high school assignment · Remembering Melissa Smith and Nancy Wilcox on their birthdays today
    70
  • Discussion
    29 posts in the past month
    1. Is there a killer (serial or one time killer) that you believe without a shadow of doubt that they have more victims out there that have yet to be connected or discovered?
    2. Some serial killers have animal companions who they are affectionate towards and take good care of. Isn't this the opposite of what were told and what's the psychology here?
    3. Toolbox killers question
    #2
    Discussion
    Is there a killer (serial or one time killer) that you believe without a shadow of doubt that they have more victims out there that have yet to be connected or discovered? · Some serial killers have animal companions who they are affectionate towards and take good care of. Isn't this the opposite of what were told and what's the psychology here? · Toolbox killers question
    29
  • Image
    26 posts in the past month
    1. In 2004, Dennis Rader (B.T.K) left a package for the police department in Wichita that included Nancy Fox’s drivers license and a Barbie doll with its hands and feet bound with a plastic bag wrapped around its head.
    2. Remembering Michael Sean O'Fallon 46 years after his death
    3. Julia Elizabeth Blackbird (March 29, 1961 – ca. 1990). May she RIP.
    #3
    Image
    In 2004, Dennis Rader (B.T.K) left a package for the police department in Wichita that included Nancy Fox’s drivers license and a Barbie doll with its hands and feet bound with a plastic bag wrapped around its head. · Remembering Michael Sean O'Fallon 46 years after his death · Julia Elizabeth Blackbird (March 29, 1961 – ca. 1990). May she RIP.
    26
  • Questions
    14 posts in the past month
    1. Why did Gary Ridgway mostly stop killing after 1984?
    2. Kermit Gosnell is a convicted serial killer, but would he be one of the most prolific considering his work?
    3. were any serial killers incentivized by execution?
    #4
    Questions
    Why did Gary Ridgway mostly stop killing after 1984? · Kermit Gosnell is a convicted serial killer, but would he be one of the most prolific considering his work? · were any serial killers incentivized by execution?
    14
  • Other
    5 posts in the past month
    1. Stephen port (the grindr killer)
    2. Clarnell stage, Ed Kemper mom as young
    3. Scarborough rap*st
    #5
    Other
    Stephen port (the grindr killer) · Clarnell stage, Ed Kemper mom as young · Scarborough rap*st
    5

Product recommendations

  • books
    23 posts in the past month
    1. Best book on Joel Rifkin?
    2. Best books?
    3. What are the best nonfiction books about David Berkowitz/Son of Sam?
    #1
    books
    Best book on Joel Rifkin? · Best books? · What are the best nonfiction books about David Berkowitz/Son of Sam?
    23
  • documentaries
    13 posts in the past month
    1. Best Serial Killer Documentaries/Films
    2. Best SK documentary?
    3. Best SK documentary?
    #2
    documentaries
    Best Serial Killer Documentaries/Films · Best SK documentary? · Best SK documentary?
    13
  • podcasts
    12 posts in the past month
    1. Best podcasts about our “favorite” SK?
    2. Best podcasts about our “favorite” SK?
    3. What's the best true crime podcast you've listened to?
    #3
    podcasts
    Best podcasts about our “favorite” SK? · Best podcasts about our “favorite” SK? · What's the best true crime podcast you've listened to?
    12
  • movies
    12 posts in the past month
    1. What are the best serial killer Books/Movies?
    2. What are the best movies about serial killers you have seen? Especially outside of the United States
    3. Best Serial Killer Documentaries/Films
    #4
    movies
    What are the best serial killer Books/Movies? · What are the best movies about serial killers you have seen? Especially outside of the United States · Best Serial Killer Documentaries/Films
    12
View full analysis on GummySearchSynced 7/29/2026

Frequently asked questions

Who is r/serialkillers for?
Best for Just for Fun and True Crime Enthusiasts enthusiasts looking for a Reddit-based community with forum discussion.
Is r/serialkillers free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/serialkillers have?
Roughly 659K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/serialkillers on?
r/serialkillers runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/serialkillers cover?
On the Hive Index, r/serialkillers is organized under Just for Fun, True Crime Enthusiasts.
How do I join r/serialkillers?
You can join r/serialkillers by clicking this link, or pressing the "Go to community" button above.
What are the Just for Fun communities like?
Communities without a serious agenda, focused on games, humor, random chat, and lighthearted interaction. Discord dominates this space, with massive servers for trivia, emoji games, meme sharing, and just hanging out. Good if you want to meet people in a low-pressure environment or find a fun community without a specific niche.
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Added 4/28/2026

Monthly Stats

11
Views /mo
(+267%)
7
Visitors /mo
(+133%)
0
Referrals /mo

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