Ireland West Duathlon Series postponed

Due to the uncertainties caused by the pandemic and the implications for us as organisers to run a safe event, we have taken the decision to postpone the series over the winter months. 
We would like to thank all our supporters, sponsors and most of all the participants.
Stay tuned for some very exciting news about new events for the West of Ireland.
2  x Ultra cycling events and 2 x Gravel off road events.
There is light at the end of the tunnel!

February 28th

enduro style gravel race


Saturday 12th March

How far could you cycle in six hours, how far could you go in twelve hours?

Just you and your bike against the clock on the track!

Wild Mayo Ultra


Mayo 650 Ultra

Friday May 13th  @ 4pm | Start/Finish Mariner Hotel Westport

650 km of cycling on the most beautiful roads in Ireland. Add some spectacular climbs and this event will test every ounce of your being! The challenge is to complete a lap of County Mayo! Can you do it under 24 hours?

Mayo ultra 200/300K

Saturday May 14th @ 7am | Start/Finish Mariner Hotel Westport

The Furnace 300 km takes in all of the coastal roads and iconic climbs of the 650 but is achievable in daylight hours. This challenge will test your resolve and the Mayo Coast will give you a new perspective. Test the waters and give it a go…


Run Mayo 2022

Sat May 28th

Half Marathon


Ultra Marathon


off-road Cycling Event

Event 1

Skelp blast

Friday September 17th @ 7 pm | Start/Finish Westport

The Skelp Blast is an off road 26.5 km timed challenge up over the Skelp pass and around a fabulous course at the back of Croagh Patrick. The route terrain varies suiting all off-road and gravel bikes.

Event 2

Wild Nephin

Saturday September 18th @ 10 am | Start/Finish Westport

A timed 100 km event starting at the Westport Quay via the Great Western Greenway to Funace lake in Newport toward the Bangor trail and then home. It is challenging, remote, off-road with amazing scenery. The route suits all off-road and gravel bikes.

Event 3

The Bothy

Saturday September 18th @ 10.15 am | Start/Finish Westport

If you are new to gravel or just want something a bit shorter than the Wild Nephin then why not try THE BOTHY?, a timed event with most of the thrills and spills of the Wild Nephin but covered in 60 km. The route suits all off-road and gravel bikes.

Latest News

MayDay for Wild Mayo Ultra

November 4, 2021

The Wild Mayo Ultra cycling challenge will take place over two days in May 2022.  Building on the success of the inaugural event held in July this year, the 2022…

Read More

Gravel Grind West itinerary

September 14, 2021

Gravel Grind West 2021 Event Brief Gravel Grind West (Skelp Blast, The Bothy 60 & Wild Nephin 100) which will take place on Friday and Saturday, 17th & 18th September.…

Read More

Gravel Grind West launched

August 18, 2021

  Gravel Grind West: Going off The Beaten Track to Experience the Thrill of Gravel Biking Gravel Grind West taking place on September 17th and 18th in Westport, will bring…

Read More

2021 Wild Mayo Ultra 650. Lots of Heat, Hills, & Beautiful Scenery (by Darragh Delaney)

August 7, 2021

On July 25th, 2021 I completed the Wild Mayo Ultra 650km cycling event. In this blog, I take a look back on my preparation leading up to the event and…

Read More