Royal Parks Half Marathon takes place on Sun, Oct 11, 2026 in London, United Kingdom. The main route is 21.1 km.
- Date
- Sun, Oct 11, 2026
- Start
- London 🇬🇧
- Distance
- 21.1 km
- Level
- Open to all
Taking place on a stunning 13.1-mile route, the race winds through four of London’s Royal Parks and past iconic landmarks on closed roads.
Official event pageWhat this race demands
The Royal Parks Half Marathon requires sustaining steady running pace over a 21.1-kilometer road distance through central London.
Aerobic endurance
Covering the 21.1-kilometer half marathon distance requires sustained aerobic output and efficient pacing over a continuous period.
Impact durability
Running entirely on paved roads through the park and city route demands robust musculoskeletal resilience against repetitive running impact.
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
1:45–2:10
Peak-week training
5–7 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 Royal Parks Half Marathon is 7 weeks away. This is how a coach divides that time. The first phase starts now.
01Build1 week · Aug 24, 2026 – Aug 30, 2026
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
02Peak3 weeks · Aug 31, 2026 – Sep 20, 2026
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
03Taper2 weeks · Sep 21, 2026 – Oct 4, 2026
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
04Race week1 week · Oct 5, 2026 – Oct 11, 2026
Openers, rest and logistics. The work is done; the job now is arriving fresh.
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