DateExpected
Early August 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
North Plantation, about 2 km south of Lahardaun, between Crossmolina and Pontoon, County Mayo
County Mayo
Countdown
August
A short, steep summit circuit: 7.6 km with 736 m of climbing is a proper hill effort. It's fully marked, and the descent will test your legs and your nerve.
Key facts
01Level B kit is mandatory: waterproof jacket, hat or buff, gloves, whistle, phone, foil blanket
02GPS devices are not allowed
03Final carried-kit requirements are set at registration
Create a free training plan for the Nephin 8 km
7-day free trial, no card required
The course
The route
County Mayo
Distance7.6km
Total climb736m
StartElevation
0 kmDrag map to rotate8.0 km
Weather
Early-August, County Mayo
17°CTypical high
12°CTypical low
7°CColdest in 20 years
79%Days with rain
Highs around 17°C and lows around 12°C, but it has dropped to 7°C. Rain on 79% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
OrganiserIrish Mountain Running Association (IMRA); race directors Siobhán Kennedy and Eoin Syron
Websiteimra.ie
Instagram@irishmountainrunning
Running since1998
Training
Training for the Nephin 8 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Nephin 8 km plan targets
Typical sessions
8 km with 736 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Nephin 8 km plan.
7-day free trial, no card required.
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