r/CitiesSkylines↗
Cities: Skylines
A community-led subreddit for Cities: Skylines and Cities: Skylines II, the city-builder games published by Paradox Interactive
638k subscribers1,451 posts / mo in Sep 2026 (incl. <1% by known bots)868 authors / mosince 2014
r/CitiesSkylines has 638k members (+6.4% over the last 12 months). It gets about 1,451 posts a month from 868 people. Top topics: Highway Interchanges, Traffic Management and Roads and Mods.
When to post on r/CitiesSkylines
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How r/CitiesSkylines has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/CitiesSkylines
Top topics
Share of the subreddit's posts
- Highway Interchanges1.6%
- Traffic Management1.5%
- Roads and Mods1.5%
- Public Transport Simulations1.5%
- Simulation Mods & DLC1.2%
Brands people mention
Most-mentioned brands and sites, last 12 months
- ZDNET
- Discover
- Reddit Help
- Client Challenge
- Rgamedeals
Everything else about r/CitiesSkylines
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