r/Ultramarathon

173k members
r/Ultramarathon is a subreddit with 173k members. The community frequently discusses ultra, training, first, ultramarathon, and race, and they frequently recommend/review electrolyte supplement, trail shoes, and running shorts, and the most common flair used is training, race report, race, media, and pro sport.
Reddit hub for trailrunning, ultrarunning and ultramarathons.

Popular Topics in r/Ultramarathon

#1

Ultra

119 posts
#2

Training

84 posts
#3

First

55 posts
#4

Ultramarathon

50 posts
#5

Race

47 posts
#6

Run

35 posts
#7

Mile

30 posts
#8

50k

25 posts
#9

Gear

22 posts
#10

Shoes

17 posts

Products Discussed in r/Ultramarathon

#1
Skratch Labs
4.3★ from 6 reviews
#2
LMNT
4.6★ from 5 reviews
#3
Tailwind
4.5★ from 4 reviews

Trail Shoes

20 reviews
#1
Altra
4.3★ from 11 reviews
#2
Hoka
4.5★ from 2 reviews
#3
Topo
4.0★ from 2 reviews

Running Shorts

17 reviews
#1
Under Armour
4.5★ from 2 reviews
#2
Lululemon
3.5★ from 2 reviews
#3
Patagonia
4.0★ from 2 reviews

Flair Used in r/Ultramarathon

#1
Training
: "I’m conducting an “experiment” and looking for insight beforehand."
13 posts
#2
Race Report
: "My first ultra or race of any kind - Run Rabbit Run 50"
5 posts
#3
Race
: "First 50k thoughts"
4 posts
#4
Media
: "Mark Dowdle: How I Build An Unbreakable Mindset (Backyard Ultra Athlete)"
2 posts
#5
Pro Sport
: "Backyard ultra Satellite world championship"
1 post
#6
Gear
: "Amazfit smartwatch review after a few months: Balance 3, Active 3 Premium, or T-Rex 3 Pro?"
1 post

Member Growth in r/Ultramarathon

Yearly
+18k members(11.9%)

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About

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Last updated: October 28, 2026