Slateman Triathlon: Iconic adventure… | Always Aim High Events


Events / Triathlon

Slateman Triathlon 2023

The first part of the Adventure Championships, the Slateman Triathlon is the most Iconic Adventure Triathlon in Wales. Starting in Llanberis; the heart of Snowdonia’s industrial heritage this is an unparalleled race which combines stunning scenery with epic challenges. 220 Tri Magazine has listed the Slateman number 11 of the worlds best Triathlons.

Now staged in June, the warmer water temperatures and a party atmosphere all surrounded by stunning scenery will make this an event not to be missed from any athlete's calendar.


10 Jun - 11 Jun 2023



Choose your distance


Slateman 2023


10 Jun 2023

Swim: 750 Metres

Bike: 20Km

Run: 5.8Km

Find out more Slateman 2023 Triathlon Sprint
Swimmer exiting the water at the Slateman Triathlon

Slateman 2023


11 Jun 2023

Swim: 1500m

Bike: 49.9km

Run: 11.9km

Find out more Slateman 2023 Triathlon Standard
Slateman 2016 full bike 0183

Slateman 2023


10 Jun - 11 Jun 2023

Swim: Day 1:750m / Day 2:1500m

Bike: Day 1:20km / Day 2:49.6km

Run: Day 1:5.8km / Day 2:11.5km

Find out more Slateman 2023 Triathlon Savage
Slateman run

Slateman 2023

Slateman Legend (70.3)

11 Jun 2023

Swim: 1,900 Metres

Bike: 92.6Km

Run: 23.1Km

Find out more Slateman Legend 70.3 Triathlon 2023

What's Included

Event village

Lively Event Village

Music, commentary, shopping, food and chill out zones.

Slateman family

Family Friendly Vibes

Family finishes and plenty to see and do.

Slateman transition

On Course Support

Brilliant marshals, signage and pick up vehicles

Slate Placeholder Current View

Unique Finisher Mementos

Beautifully designed to reflect our event locations and local history.

Swim start at the Slateman Triathlon Snowdonia

Spectacular Scenery

Snowdonia's awe-inspiring scenery is the backdrop to your race

Finish line photo at the Slateman Triathlon North Wales

Professional Timing

Chip timing, live tracker and online results

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"As always a fantastic event, amazing marshals thank you to each & every one of you for an amazing job. I had the best weekend & all the competitors on course, or in transition were just so lovely & supportive Just the best race in the calendar. Thank you, everyone"

2022 Participant

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