r/Documentaries↗
tl;dw /r/Documentaries is reddit's main subreddit for documentaries. Please read our community rules.
20.4M subscribers490 posts / mo in Sep 2026 (incl. <1% by known bots)259 authors / mosince 2008
r/Documentaries has 20.4M members (+0.3% over the last 12 months). It gets about 490 posts a month from 259 people. Top topics: Documentary Stories, Deep Sea Creatures and Documentary Footage.
When to post on r/Documentaries
You've used today's free reports
Visitors without an account can open 3 subreddit reports a day. The best time to post on r/Documentaries, removal risk and the rest of the report are one step away.
How r/Documentaries has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/Documentaries
Top topics
Share of the subreddit's posts
- Documentary Stories3.5%
- Deep Sea Creatures0.4%
- Documentary Footage0.2%
- HD Movie Classics0.2%
- Monster Madness0.2%
Brands people mention
Most-mentioned brands and sites, last 12 months
- IMDb
- Vimeo
- PBS
- NPR
- OHCHR
Everything else about r/Documentaries
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