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r/conspiracytheories↗

/r/conspiracytheories

This subreddit is about both sharing your theories, and laughing at the stupid ones. /r/conspiracytheories is the place to discuss every aspect of conspiracy theorism, from theories and current events to debunkings and popular culture.

606k subscribers380 posts / mo in Sep 2026315 authors / mosince 2011

r/conspiracytheories has 606k members (+4.8% over the last 12 months). It gets about 380 posts a month from 315 people. Top topics: JFK Assassination Conspiracy Theory, Alien Invasion Theory and UFO Disclosure Theory.

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When to post on r/conspiracytheories

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Size and growth

How r/conspiracytheories has grown

r/conspiracytheories

Subscriber growth

Subscribers over time

+4.8%in 12 months · +0.8% in 3 months · +0.2% in 1 month
Oct 2026605k
Growing605k subscribers
Data since Mar 2018Live · through Oct 2026
r/conspiracytheories

Monthly activity

Posts, comments and authors per month

−65%vs Sep 2025 · −23% last 3 months vs the 3 before
Sep 2026380
QuieterPeaked at 1.2k in Jan 2022
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/conspiracytheories

Top topics

Share of the subreddit's posts

  1. JFK Assassination Conspiracy Theory0.3%
  2. Alien Invasion Theory0.2%
  3. UFO Disclosure Theory0.2%
  4. Conspiracy Theories0.2%
  5. Ancient Pyramids0.2%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Substack
  2. The Independent
  3. Yahoo!
  4. TikTok
  5. The Hill

The full report

Everything else about r/conspiracytheories

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