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r/ResinCasting↗

All things rubber, resin, and reproduction!

The discussion of mold making and casting objects in various plastic resins. Whether you're casting models, miniatures, props, jewelry, or anything else, you'll find great tips and tricks here!

114k subscribers135 posts / mo in Sep 2026109 authors / mosince 2013

r/ResinCasting has 114k members (+8.2% over the last 12 months). It gets about 135 posts a month from 109 people. Top topics: Resin Troubleshooting, Resin Crafts and Mold Making & Casting.

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Size and growth

How r/ResinCasting has grown

r/ResinCasting

Subscriber growth

Subscribers over time

+8.2%in 12 months · +1.7% in 3 months · +0.4% in 1 month
Oct 2026113k
Growing113k subscribers
Data since Mar 2018Live · through Oct 2026
r/ResinCasting

Monthly activity

Posts, comments and authors per month

−0.7%vs Sep 2025 · +10% last 3 months vs the 3 before
Sep 2026135
QuieterPeaked at 514 in Jan 2022
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/ResinCasting

Top topics

Share of the subreddit's posts

  1. Resin Troubleshooting5.7%
  2. Resin Crafts4.7%
  3. Mold Making & Casting3.2%
  4. Pressure Pot & Vacuum Chamber2.1%
  5. Resin Dice Molds1.0%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. etsy
  2. Smooth-On
  3. eBay

The full report

Everything else about r/ResinCasting

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