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25 events

Trail running races in August 2025 - 2026: half marathons

Trail running
Half marathon
August

Clear all

Aspen Backcountry Marathon

Aspen, United States
02 Aug, 2025 (Sat)
Trail running
21.1 km
Aspen Backcountry Marathon

Park City Trail Series 5K

Park City, United States
02 Aug, 2025 (Sat)
Trail running
21.0975 km

Rainbow Beach Trail Festival

Rainbow Beach, Australia
02 Aug, 2025 (Sat)
Trail running
21.097 km

Rodeo Valley Trail Run

Sausalito, United States
02 Aug, 2025 (Sat)
Trail running
21.1 km

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Bear Creek Trail Half Marathon / 10K / 5K

Martinez, United States
09 Aug, 2025 (Sat)
Trail running
21.097 km

Emperor's Challenge

Tumbler Ridge, Canada
09 Aug, 2025 (Sat)
Trail running
21.097 km

Haulin' Aspen Trail Run

Bend, United States
09 Aug, 2025 (Sat)
Trail running
21.0975 km

Philly Mayor's Cup

Philadelphia, United States
09 Aug, 2025 (Sat)
Trail running
21.0975 km
This event also offers:Running

SAR Wild Run

Shaver Lake, United States
10 Aug, 2025 (Sun)
Trail running
21.0975 km
This event also offers:Walking

Trail Sud Sauvage

Saint-Philippe, Réunion
10 Aug, 2025 (Sun)
Trail running
21 km

This week’s best deals

Image of Ultra Maratona Atlântica
Up to 60% off
5

Ultra Maratona Atlântica

Melides, Portugal
27 Jul, 2025 (Sun)
Trail running
From 10 EUR25 EUR
Image of Trakai Triathlon
Up to 50% off

Trakai Triathlon

Trakai, Lithuania
29 Jun, 2025 (Sun)
Triathlon
From 25 EUR50 EUR
Image of Ostrava City Marathon
Up to 50% off
1

Ostrava City Marathon

Ostrava, Czechia
14 Sep, 2025 (Sun)
Running
From 6 EUR10 EUR
Image of Pula Marathon
Up to 50% off
5
Map

Pula Marathon

Pula, Croatia
20 Sep, 2025 (Sat)
Nordic walking, Running
From 10 EUR20 EUR
Image of Pisa Half Marathon
Up to 50% off

Pisa Half Marathon

Pisa, Italy
12 Oct, 2025 (Sun)
Running
From 10 EUR20 EUR
Image of Garda Trentino Half Marathon
Up to 50% off
4.8

Garda Trentino Half Marathon

Riva del Garda, Italy
09 Nov, 2025 (Sun)
Running
From 12 EUR
Image of Palermo Marathon and Half Marathon
Up to 50% off
4.5

Palermo Marathon and Half Marathon

Palermo, Italy
16 Nov, 2025 (Sun)
Running
From 20 EUR40 EUR
Image of Murcia Marathon
Up to 45% off
4.6

Murcia Marathon

Murcia, Spain
01 Feb, 2026 (Sun)
Running
From 14 EUR23 EUR
Image of Västerås Swimrun
Up to 43% off

Västerås Swimrun

Jollekappseglarna Västerås, Sweden
16 Aug, 2025 (Sat)
Swimrun
Image of Trento Half Marathon
Up to 43% off

Trento Half Marathon

Trento, Italy
05 Oct, 2025 (Sun)
Running
From 20 EUR35 EUR
Image of Ecomaratona Chianti Classico
Up to 43% off
5

Ecomaratona Chianti Classico

Castelnuovo Berardenga, Italy
19 Oct, 2025 (Sun)
Trail running
From 15 EUR20 EUR
Image of Trail Valle de los Perdidos
Up to 43% off

Trail Valle de los Perdidos

Bariloche, Argentina
22 Nov, 2025 (Sat)
Trail running
Image of Maratona di Reggio Emilia
Up to 42% off
4.3

Maratona di Reggio Emilia

Reggio Emilia, Italy
14 Dec, 2025 (Sun)
Running
From 30 EUR40 EUR
Image of Tromsø Midnight Sun Marathon
Up to 41% off
4.6

Tromsø Midnight Sun Marathon

Tromsø, Norway
21 Jun, 2025 (Sat)
Running
From 10 EUR17 EUR
Image of Endurance Academy
Up to 40% off

Endurance Academy

Belgrade, Serbia
21 Nov, 2025 (Fri)
Running
From 195 EUR295 EUR
Image of Hyundai Porto Half Marathon
Up to 40% off
4.6

Hyundai Porto Half Marathon

Porto, Portugal
14 Sep, 2025 (Sun)
Running
From 12 EUR15 EUR
Image of 100 km delle Alpi - Torino
Up to 40% off

100 km delle Alpi - Torino

Turin, Italy
18 Oct, 2025 (Sat)
Running
From 30 EUR50 EUR
Image of Parma Marathon
Up to 40% off

Parma Marathon

Parma, Italy
19 Oct, 2025 (Sun)
Running
From 15 EUR25 EUR
Image of Mispo Winter marathon
Up to 40% off

Mispo Winter marathon

Vändra, Estonia
06 Dec, 2025 (Sat)
Running
From 12 EUR20 EUR
Image of Eastern Rhodopes Wild Race
Up to 39% off

Eastern Rhodopes Wild Race

Krumovgrad, Bulgaria
18 Oct, 2025 (Sat)
Trail running
From 20 EUR33 EUR

Registration just opened

Image of The One on the River - Marlow - July

The One on the River - Marlow - July

Buckinghamshire, United Kingdom
13 Jul, 2025 (Sun)
Swimming, Duathlon, Aquathlon, Aquabike, Triathlon
Image of 226ERS UCI Gravel World Series - Girona - Sea Otter Europe
Up to 20% off

226ERS UCI Gravel World Series - Girona - Sea Otter Europe

Girona, Spain
20 Sep, 2025 (Sat)
Gravel biking
From 80 EUR100 EUR
Image of Montepulciano Run
Up to 29% off

Montepulciano Run

Montepulciano, Italy
05 Oct, 2025 (Sun)
Running
From 18 EUR25 EUR
Image of Trail Ribeira Sacra
Up to 14% off
Map

Trail Ribeira Sacra

Luintra, Spain
12 Oct, 2025 (Sun)
Trail running
From 60 EUR70 EUR
Image of Triangle Adventure
Up to 13% off

Triangle Adventure

EN3, Portugal, Portugal
24 Oct, 2025 (Fri)
Trail running
From 345 EUR395 EUR
Image of Jakarta Running Festival
Up to 16% off
Map

Jakarta Running Festival

Jakarta, Indonesia
25-26 Oct, 2025 (Sat - Sun)
Running
Image of Ston Wall Marathon
Up to 31% off
5

Ston Wall Marathon

Ston, Croatia
21 Sep, 2025 (Sun)
Running
From 30 EUR40 EUR
Image of Standard Chartered Hanoi Marathon - Heritage Race
Up to 32% off
3.9

Standard Chartered Hanoi Marathon - Heritage Race

Hanoi, Vietnam
09 Nov, 2025 (Sun)
Running
Image of Indonesia Women Half Marathon

Indonesia Women Half Marathon

Biomedical Campus BSD City, Indonesia
11 May, 2025 (Sun)
Running
Image of Käringsund Triathlon
Up to 36% off

Käringsund Triathlon

Käringsundby, Åland Islands
22-23 Aug, 2025 (Fri - Sat)
Triathlon, Swimming
From 10 EUR
Image of Meia Maratona Matosinhos
Up to 14% off
5

Meia Maratona Matosinhos

Matosinhos, Portugal
04 May, 2025 (Sun)
Walking, Running
From 12 EUR14 EUR
Image of Monterosa Est Himalayan Trail
5

Monterosa Est Himalayan Trail

Macugnaga, Italy
02 Aug, 2025 (Sat)
Trail running
From 30 EUR
Image of Fishtail 100 - Ultra

Fishtail 100 - Ultra

Pokhara, Nepal
17 May, 2025 (Sat)
Trail running
Image of Ultra Maratona Atlântica
Up to 60% off
5

Ultra Maratona Atlântica

Melides, Portugal
27 Jul, 2025 (Sun)
Trail running
From 10 EUR25 EUR
Image of Amazean Jungle Trail

Amazean Jungle Trail

Betong District, Thailand
02-04 May, 2025 (Fri - Sun)
Trail running
Image of Koh Chang Trail
Up to 28% off

Koh Chang Trail

Trat, Thailand
28 Sep, 2025 (Sun)
Trail running
Image of Trento Half Marathon
Up to 43% off

Trento Half Marathon

Trento, Italy
05 Oct, 2025 (Sun)
Running
From 20 EUR35 EUR
Image of Bangkok Airways Sukhothai Half Marathon
5

Bangkok Airways Sukhothai Half Marathon

Mueang Kao, Thailand
27-28 Sep, 2025 (Sat - Sun)
Running
Image of Bangkok Airways Trat Half Marathon
5

Bangkok Airways Trat Half Marathon

Wang Krachae, Thailand
16-17 Aug, 2025 (Sat - Sun)
Running
Image of Bangkok Airways Samui Half Marathon
4

Bangkok Airways Samui Half Marathon

Koh Samui, Thailand
21-22 Jun, 2025 (Sat - Sun)
Running

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