r/CitiesSkylinesModding↗
Cities: Skylines Modding
A subreddit dedicated to the development of mods and custom content for Cities: Skylines and Cities: Skylines II, the city-builder games published by Paradox Interactive
41k subscribers123 posts / mo in Sep 2026 (incl. ~1% by known bots)82 authors / mosince 2015
r/CitiesSkylinesModding has 41k members (+9.6% over the last 12 months). It gets about 123 posts a month from 82 people. Top topics: Roads and Mods, Public Transport Simulations and Building Management & Modding.
When to post on r/CitiesSkylinesModding
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How r/CitiesSkylinesModding has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/CitiesSkylinesModding
Top topics
Share of the subreddit's posts
- Roads and Mods6.3%
- Public Transport Simulations3.9%
- Building Management & Modding3.7%
- Simulation Mods & DLC2.7%
- Traffic Management & Mods2.6%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Discover
- Steamcommunity
- Client Challenge
- Cslmodding
- Buymeacoffee
Everything else about r/CitiesSkylinesModding
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