ZigZag - Thetford Festival of Running
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Event details
Thetford Festival of Running takes place on 22 February 2026 at High Lodge, Thetford Forest, Brandon. The event is organised by Zig Zag Running. Maximum entry is 300 and the minimum age is 18. Entries close on 21/02/2026 and transfers close on 15/02/2026. Twenty percent of each entry fee is allocated to the upkeep and care of the forest. Parking will be discounted to £5 for participants who use a QR code. The event is cupless, so participants should bring their own cups or bottles for refreshment refilling.
Course and race format
Distances offered:
- 5k
- 10k
- Half Marathon
- Marathon
- Ultra Marathon
The route uses a 5.0 km loop within the grounds of Thetford Forest and is mainly pathway with a small section of trails and woodland. A water and aid station will be located at the lap point. A standard half marathon is set at 5 laps with the option to change to 6 or 7 laps on the day. A standard ultra is set at 9 laps with the option to increase up to 12 laps according to time available. There is a six-hour event cut off; a shorter four-hour cut off applies to a later start. Registration and post-race refreshments will be based adjacent to Oak Lodge. Visit the organization's website for the most recent information.