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r/Criminology↗

A place to discuss and share information on the scientific study of the nature, extent, causes, and control of criminal behaviour in both the individual and in society.

36k subscribers90 posts / mo in Sep 2026 (incl. ~1% by known bots)73 authors / mosince 2010

r/Criminology has 36k members (+21% over the last 12 months). It gets about 90 posts a month from 73 people. Top topics: Forensic Anthropology Careers, Crime and Homicides and Police Enforcement.

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When to post on r/Criminology

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Size and growth

How r/Criminology has grown

r/Criminology

Subscriber growth

Subscribers over time

+21%in 12 months · +3.4% in 3 months · +0.7% in 1 month
Oct 202636k
Growing36k subscribers
Data since Mar 2018Live · through Oct 2026
r/Criminology

Monthly activity

Posts, comments and authors per month

+5.9%vs Sep 2025 · +38% last 3 months vs the 3 before
Sep 202690
BusierPeaked at 90 in Sep 2026
Sep 2026: incl. ~1% by known botsData through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/Criminology

Top topics

Share of the subreddit's posts

  1. Forensic Anthropology Careers3.8%
  2. Crime and Homicides0.6%
  3. Police Enforcement0.5%
  4. Essay Writing Challenges0.3%
  5. Incarcerated Reentry Programs0.3%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Reddit Help
  2. Bored Panda
  3. Doi

The full report

Everything else about r/Criminology

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research