Saturn Running - Staines-upon-Thames

NOV
29
2026
A 7 hour Time Challenge along the River Thames offering flexible lap based distances from 3 km up to ultra distances. Finishers receive a themed medal, a goody bag with a vegan option and on route aid stations.
50 kilometers Marathon Half Marathon 10 kilometers 7 kilometers 5 kilometers

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The Donut Dash - Staines upon Thames

The Donut Dash is a 7 hour Time Challenge event organised by Saturn Running. The event allows participants to choose how far they run with a minimum distance of 3 km. A full lap is 4.37 miles (around 7 km) and this may be changed to a 3.28 mile loop depending on course conditions. It is 3 laps for a half marathon, 6 for a marathon and 7 or more for an ultra. A 50 km option is also available.

Distances offered:

  • 3 km minimum lap option
  • 5 km
  • 10 km
  • Half Marathon
  • Marathon
  • 50 km
  • Ultra Marathon
  • Time Challenge entry

The course runs along a stretch of the River Thames, is fully signed and uses mainly well made paths and tarmac with a very short grass section. Road shoes are suitable throughout the year. Finishers who complete at least 3 km receive a themed medal. Distance pins are available for half marathon, mega half, marathon, 50 km and ultra achievements. All finishers receive a goody bag and a vegan goody bag option is provided.

There is an aid table and drinks table at the start and finish of each lap with savoury, sweet, fruit, cheese and vegan items. The Last Hop venue has toilets but no separate changing facilities or showers. Car parking is available at Bridge Street Car Park in Staines TW18 4TP. Number pick up is on the day at race registration. Headphones are allowed and the route is on public footpaths so participants should be considerate of other users. Visit the organization's website for the most recent information.

50 km
Marathon
Marathon
Half Marathon
Half Marathon
10 km
7 km
7km Lap
5 km
7 Hour Time Challenge
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