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Marathon Calendar near Weir Wood Reservoir 2026-2027

Monthly updates for Weir Wood Reservoir

Get new running races (and updates) in your inbox every month.

Explore the top marathons near Weir Wood Reservoir for 2026-2027! We've gathered 47 exciting races in the area. Check out our detailed list below to find your next local race.

May 2026
May
23-24
Sa - Su

London 2 Brighton Ultra Challenge

Trail Run 25 km 33 km ... 75 km 100 km
May
24
Su

Richmond Park Marathon

Trail Run 26 mi
May
29
Fr

Phoenix Fridays

Backyard Ultra 5 km 10 km Half Marathon Marathon
June 2026
Jun
6
Sa

Phoenix Running - Westhumble

Trail Run 5 km 10 km Half Marathon Marathon
Jun
13
Sa

Bewl Water Summer

Trail Run 10 km 13 mi 26 mi 50 km
Jun
14
Su

Phoenix Running - Walton-on-Thames

Trail Run 5 km 10 km Half Marathon Marathon
Jun
20
Sa

Centaur 100 Mile Ultra

Trail Run 13 mi 26 mi ... 100 mi 24 hr
Jun
20
Sa

Denbies Marathon & Half Marathon

Trail Run Half Marathon Marathon
Jun
20
Sa

Hydra 75 Mile Ultra

Trail Run 13 mi 26 mi ... 100 mi 24 hr
July 2026
Jul
3
Fr

Phoenix Fridays

Backyard Ultra 5 km 10 km Half Marathon Marathon
August 2026
Aug
2
Su

Vanguard Way Marathon

Trail Run 13 mi 26 mi
Aug
7
Fr

Phoenix Fridays

Backyard Ultra 5 km 10 km Half Marathon Marathon
Aug
8
Sa

Phoenix Running - Westhumble

Trail Run 5 km 10 km Half Marathon Marathon
Aug
9
Su

Thames Meander Summer

Trail Run 10 km 13 mi 26 mi
Aug
30
Su

Woldingham Marathon

Trail Run 13 mi 26 mi
September 2026
Sep
5
Sa

Phoenix Running - Walton-on-Thames

Trail Run Half Marathon Marathon
Sep
12
Sa

Bewl Water Autumn

Trail Run 10 km 13 mi 26 mi 50 km
Sep
12
Sa

The Shere 42k Multi Terrain Event

Trail Run Marathon
October 2026
Oct
4
Su

Thames Meander Autumn

Trail Run 10 km 13 mi 26 mi
Oct
24
Sa

Beachy Head Marathon

Trail Run 10 km Half Marathon Marathon