Thames Path Ultra Challenge

A riverside challenge weekend offering multiple walking, jogging and running distances along the Thames Path from London to Henley-on-Thames, including bridges and twilight walking events.

Three events take place over one riverside festival weekend, following the Thames Path from Putney Bridge past Hampton Court, Runnymede and Windsor to Henley-on-Thames. Participants can walk, jog or run a range of distances, with supported rest stops, hot food, medics and a finish-line celebration. Walking-only options include a Friday-evening twilight event in central London and a Saturday bridges trek across historic Thames crossings.

Event dates: Fri 10 Sept 2027 to Sun 12 Sept 2027

Selected starts (see race option for exact start):

• Fri: 4.30pm (Twilight 10 Mile), 6.00pm (Twilight 10K)
• Sat: from 7.00am (main Thames Path challenges), 10.00am/10.30am (Bridges Treks)
• Sun: from 6.00am (second-half and quarter challenges)

Included race options (14):

• Full 100K Continuous (Sat–Sun)
• Full 2 Day Daylight 100K (Sat–Sun)
• 1st Half Challenge 50K (Sat)
• 2nd Half Challenge 50K (Sun)
• 1st Quarter Challenge 28K (Sat)
• 2nd Quarter Challenge 22K (Sat)
• 3rd Quarter Challenge 28K (Sat–Sun)
• 4th Quarter Challenge 22K (Sun)
• Thames Bridges Trek 25K (Sat)
• 3/4 Challenge 72K (Sat)
• Thames Bridges Trek 10K (Sat)
• Thames Twilight 10 Mile (Fri)
• Thames Twilight 10K (Fri)
• 15th Anniversary 100 Mile (Sat–Sun)

HQ: Bishops Park, Fulham, London SW6 6EA. Additional start/finish venues include The Oval (Kennington), Southwark Park, Hurst Park (West Molesey), Runnymede Pleasure Ground (Egham), Cookham, Mill Meadows (Henley-on-Thames) and Clifton Hampden.