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r/SelfDefense↗

Self Defense

Selfdefense training, tips, discussions. Read our rules before posting! This is not a sub about r/Streetfights.

27k subscribers64 posts / mo in Sep 202653 authors / mosince 2009

r/SelfDefense has 27k members (+15% over the last 12 months). It gets about 64 posts a month from 53 people. Top topics: Martial Arts Self Defense, SparringAdvice and Fighting Taller Opponents.

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When to post on r/SelfDefense

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Size and growth

How r/SelfDefense has grown

r/SelfDefense

Subscriber growth

Subscribers over time

+15%in 12 months · +2.6% in 3 months · +0.7% in 1 month
Oct 202627k
Growing27k subscribers
Data since Mar 2018Live · through Oct 2026
r/SelfDefense

Monthly activity

Posts, comments and authors per month

−18%vs Sep 2025 · −28% last 3 months vs the 3 before
Sep 202664
QuieterPeaked at 123 in Jan 2025
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/SelfDefense

Top topics

Share of the subreddit's posts

  1. Martial Arts Self Defense13%
  2. SparringAdvice1.7%
  3. Fighting Taller Opponents1.4%
  4. Brazilian Jiu-Jitsu Insights1.0%
  5. Solo Travel Safety0.8%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Kimber Manufacturing

The full report

Everything else about r/SelfDefense

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

r/SelfDefense stats: members, growth & best time to post | KissMyPost