Norfolk 360 takes place on Sat, Apr 10, 2027 in Claxton, United Kingdom. The main route is 579 km.
- Date
- Sat, Apr 10, 2027
- Start
- Claxton 🇬🇧
- Distance
- 579 km
- Level
- Open to all
Norfolk 360 is a mixed-surface, self-supported ultra-cycling ride from Claxton near Norwich, featuring four loops across Norfolk from Thetford Forest to the North Norfolk Coast.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
18:00–21:45
Peak-week training
6–8 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Your road to race day
Race day at Norfolk 360 is 30 weeks away. This is how a coach divides that time. The first phase starts now.
01Base18 weeks · Sep 13, 2026 – Jan 16, 2027
Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.
02Build6 weeks · Jan 17, 2027 – Feb 27, 2027
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
03Peak3 weeks · Feb 28, 2027 – Mar 20, 2027
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
04Taper2 weeks · Mar 21, 2027 – Apr 3, 2027
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
05Race week1 week · Apr 4, 2027 – Apr 10, 2027
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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