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r/OpenWaterSwimming↗

Open Water Swimming

A space for swimmers who follow waves rather than the black stripe, who watch shorelines rather than flags, and who spend more time racing fish than other swimmers. Discuss races, ask for advice, share news updates, and more.

26k subscribers102 posts / mo in Sep 2026 (incl. ~5% by known bots)78 authors / mosince 2013

r/OpenWaterSwimming has 26k members (+34% over the last 12 months). It gets about 102 posts a month from 78 people. Top topics: Swimming Spots, Swimming Pools and Olympic Medals.

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When to post on r/OpenWaterSwimming

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Size and growth

How r/OpenWaterSwimming has grown

r/OpenWaterSwimming

Subscriber growth

Subscribers over time

+34%in 12 months · +6.6% in 3 months · +1.3% in 1 month
Oct 202626k
Growing26k subscribers
Data since Jun 2018Live · through Oct 2026
r/OpenWaterSwimming

Monthly activity

Posts, comments and authors per month

−15%vs Sep 2025 · +16% last 3 months vs the 3 before
Sep 2026102
QuieterPeaked at 169 in Aug 2025
Sep 2026: incl. ~5% by known botsData through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/OpenWaterSwimming

Top topics

Share of the subreddit's posts

  1. Swimming Spots2.8%
  2. Swimming Pools0.7%
  3. Olympic Medals0.6%
  4. Swimming Adventures0.5%
  5. Triathlon Training0.4%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Substack
  2. Garmin

The full report

Everything else about r/OpenWaterSwimming

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