r/Portal↗
Welcome to Aperture Laboratories. r/portal is the subreddit dedicated to the Portal series, which was made by Valve and started on October 10th, 2007. Portal and Portal 2 are first-person adventure-style puzzle games in which the goal is to escape an abandoned underground laboratory full of murderous robots.
215k subscribers811 posts / mo in Sep 2026 (incl. <1% by known bots)564 authors / mosince 2009
r/Portal has 215k members (+12% over the last 12 months). It gets about 811 posts a month from 564 people. Top topics: Portal Characters, Portal Games & Art and Portal Co-Op & Issues.
When to post on r/Portal
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How r/Portal has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/Portal
Top topics
Share of the subreddit's posts
- Portal Characters8.1%
- Portal Games & Art5.8%
- Portal Co-Op & Issues3.6%
- Portal Hubs and Portals3.0%
- Portal Games2.4%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Steamcommunity
- Ko-fi
- Mod DB
- MakerWorld
- Wolfram
Everything else about r/Portal
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