Richmond Park August Half Marathon

Race facts

• The course covers 21.1 km.
• It takes place on a Sunday, August 9, 2026 — summer in this part of the world.
• The closest comparable trail running event is The 4th Galloping Grind 10k trail run in Boreham, 67 km away, on August 23, 2026.
• 12 of the 12 most similar events take place in the same month.