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Trail Running
Trail Running
MJ
Mountain Junkies Club

Mountain Junkies Club

Chamonix, France
Manage your community

512

Members

8

Trips this year

4.7★

Rating

85%

Retention rate

The guide

About

A 500-strong community of trail runners organising group training weeks in the Alps, with a focus on UTMB-circuit races. The club runs structured prep camps around major race calendars and welcomes runners from first-mountain-marathon to elite qualifier level. Weekly Strava segments, seasonal camps, and an annual club trip anchor the community.

Why join this community

Mountain Junkies takes training seriously without taking itself too seriously. Whether you're building toward UTMB or want structured summer mileage in the Alps, there's a place for you here.

Trips

Upcoming trips

UTMB 2026 Prep Camp

Spots available
Jun 20–27, 2026Chamonix, France16 members joining
16 / 24 spots taken8 spots left

Staying at Les Houches Chalet

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Autumn TMB Circuit

Spots available
Sep 12–19, 2026Chamonix, France11 members joining
11 / 16 spots taken5 spots left

Staying at Chamonix Studio

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Dolomites Trail Week

Spots available
Jul 18–25, 2026Cortina, Italy10 members joining
10 / 20 spots taken10 spots left

Staying at Cortina Mountain Lodge

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History

Recent trips

CCC Prep Week

Jul 2025 · Chamonix, France

180km logged across 7 days. Three guests went on to set PBs at the CCC.

20 members attended

Dolomites Recce

Jun 2025 · Cortina, Italy

Ran 7 sections of the Lavaredo Ultra Trail course in scout formation.

16 members attended

Spring Alpine Opener

May 2025 · Chamonix, France

Season opener with snowpack above 2000m — ideal for acclimatisation.

24 members attended

Community

What members are sharing

Trail Running
UTMB prep week wrap-up. 7 days, 23 runners, 180km of trail,

UTMB prep week wrap-up. 7 days, 23 runners, 180km of trail, and more vertical than anyone wants to admit. Who's racing in 2026? Ballot opens in 3 days — get your qualifying runs logged.

4 days ago

9.6k views·541 likes

Community

Mountain Junkies Club

Trail Running
First group trail run of the season. Fresh snow on the high

First group trail run of the season. Fresh snow on the high routes, trail in perfect shape below 2000m. The legs are back. See you on the mountain.

5 days ago

1.3k views·98 likes

Community

Mountain Junkies Club

Reviews

What members say

4.7/ 5
David W.

Joined for the UTMB prep camp and it genuinely changed my race. The route knowledge alone was worth it.

Jul 2025

Ana B.

Solid community — the Strava segments and shared training plans between trips keep the motivation up.

Jun 2025

Tom E.

Mountain Junkies is the best community I've found for serious runners who also like a beer at the end of the day.

May 2025

Members

Community makeup

Member locations

UK30%
France25%
Germany18%
Spain12%
Other15%

Experience level

Intermediate30%
Advanced45%
Elite / qualifier25%

Membership

Free to join. Pay only when booking a trip.

Already a member?

This community is right for you if...

  • Trail runners targeting UTMB-circuit races
  • Anyone wanting structured Alpine training weeks
  • Runners who prefer group accountability to solo training plans

Next trip

UTMB 2026 Prep Camp

Jun 20–27, 2026

Chamonix, France

16 joining8 spots left
Join trip →
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