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r/nonmonogamy↗

Ethical Non-Monogamy

Non-Monogamy is a blanket term covering several different types of interpersonal relationships in which some or all participants have multiple marital, sexual, and/or romantic partners. This community is for ethical non-monogamy, not adultery or cheating.

217k subscribers909 posts / mo in Sep 2026727 authors / mosince 2009

r/nonmonogamy has 217k members (+23% over the last 12 months). It gets about 909 posts a month from 727 people. Top topics: Dating and Meetups, Work Crushes and DivorceScandals.

Free report

When to post on r/nonmonogamy

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Size and growth

How r/nonmonogamy has grown

r/nonmonogamy

Subscriber growth

Subscribers over time

+23%in 12 months · +5.1% in 3 months · +1.3% in 1 month
Oct 2026216k
Growing216k subscribers
Data since Mar 2018Live · through Oct 2026
r/nonmonogamy

Monthly activity

Posts, comments and authors per month

+48%vs Sep 2025 · +11% last 3 months vs the 3 before
Sep 2026909
BusierPeaked at 913 in Aug 2026
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/nonmonogamy

Top topics

Share of the subreddit's posts

  1. Dating and Meetups<0.1%
  2. Work Crushes<0.1%
  3. DivorceScandals<0.1%
  4. Polygamous Families<0.1%
  5. Cheating Relationships<0.1%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Unicorns-R-Us
  2. freaksexual
  3. Multiamory
  4. Medium
  5. Substack

The full report

Everything else about r/nonmonogamy

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