Middle distance duathlons in the UK
A 10K run, 60K cycle and another 10K run - these mid-distance duathlons are a serious test of stamina. The result, though, is a seriously fun multi-sport experience that will get you hooked! Select your location for middle distance duathlons in your area or scroll down to see events coming up.
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Middle duathlons in 2025/2026
Featured events are listed below - select a month/region or the map view to see all events.

- Sun 28 Sep
- £90
Hever Castle | Middle Duathlon
Get active in the award-winning grounds and surrounding Kent countryside in a Middle Distance Duathlon! Recruit your friends and celebrate completing your challenge in the festival village.
- 10.5 km trail running + 300 ft ascent
- 90 km road cycling + 2392 ft ascent
- 10.5 km trail running + 300 ft ascent

- Sun 24 May 2026
- £72-£90
Lough Cutra Castle | Middle Duathlon
Race through the beautiful grounds and surrounding area of stunning South Galway in a middle distance duathlon from starter to elite then celebrate with friends and family in the festival village.
- 11 km trail running
- 96 km road cycling
- 10 km trail running

- Sun 21 Jun 2026
- £72-£90
Cholmondeley Castle | Middle Duathlon
Get active in the beautiful grounds and surrounding area of stunning Cheshire in a Middle Distance Duathlon! Bring your friends and celebrate completing your challenge in the festival village.
- 10 km trail running
- 56 km road cycling
- 10 km trail running

- Sun 19 Jul 2026
- £72-£90
Belvoir Castle | Middle Duathlon
A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in Middle Distance Duathlon! Celebrate in the festival village afterwards.
- 10.5 km trail running + 615 ft ascent
- 90 km road cycling + 957 ft ascent
- 10.5 km trail running + 615 ft ascent
Middle distance duathlons near you
Select your location for middle distance duathlons in your area.