Half marathons in October 2026
134 upcoming half marathons happening worldwide in October 2026. Filter by country, exact distance, or elevation.
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This calendar in numbers
This calendar currently lists 134 upcoming events, from Oct 1, 2026 to Oct 24, 2026. October is the busiest month, with 134 events scheduled. Events are spread across 123 different locations; Alquézar hosts the most (2). Course distances range from 10.2 km to 21.1 km.
Browse all 134 events by date
October 2026
- Trail Alquézar Rosado Oct 1
- Trail Guara Somontano 17K Oct 1
- Tsm11 - Trail Serra del Montsant 11K Oct 1
- Rapper Dan Een Ezel Halve Marathon Oct 2
- 1º Ribas Challenge – Javali Night Trail 2026 Oct 3
- FLATS Trail Half Marathon Oct 3
- Live Love Run 5K/ 10K/ 21K Oct 3
- Rim to Rim Royal Gorge Race Oct 3
- Run The Platte Oct 3
- Running Between the Vines Oct 3
- The Flagstaff Marathon Oct 3
- Towpath Marathon Oct 3
- Victoria Park 5K, 10K, and Half Marathon - October Oct 3
- Vuelta a Pie Doñana Oct 3
- 4 Paws Marathon Oct 4
- Atw Welwyn Half Marathon Oct 4
- Back Roads Half & 10k Oct 4
- Basingstoke Half Marathon Oct 4
- Fleet Feet Springfield Trailfest Oct 4
- Hillsborough Half Marathon and 5K Oct 4
- III Trilho dos Arneiros 2026 Oct 4
- Kingston Half Marathon Oct 4
- La Foranca 21K (Circuit Fer) Oct 4
- Le Pink Trail Oct 4
- Manchester Half Marathon Oct 4
- Norfolk Land Trust Trail Race Series/Haystack Mountain Challenge Oct 4
- Pocahontas Trail Festival Oct 4
- Ponte Vedra 10-Miler presented by Alter Ego Running Oct 4
- Sorginen Lasterketa Oct 4
- Southampton Park Half & 10K Oct 4
- The Great Cumbrian Run Half-Marathon Oct 4
- Trail des 3 Monts Oct 4
- Weston Super Half Oct 4
- 3cims Oct 5
- Benemérita Trail 12K Oct 5
- Carrera de Montaña de Nogueruelas Oct 5
- Duatrail Xicotepec Oct 5
- Puntallana Cabra Trail - 21K Oct 5
- Trail Valle de Bielsa - Desafío Comodoto 14K Oct 5
- 3cims Oct 6
- Alta Segarra, Cursa de Muntanya - As10 Oct 6
- Caminada de Conesa -12K Oct 6
- Marxa Popular Palol de Revardit Oct 6
- Montpedró Trail - la Montpedró Oct 6
- Trail de Dolar Oct 6
- Trail Running Villa de Paterna Oct 6
- Trail Senders del Penedès Llarga Oct 6
- Zumaiako Flysch Gazte Lasterketa 14K Oct 6
- Volta al Terme de Gilet 11K Oct 9
- Volta al Terme de Gilet 21K Oct 9
- Bizcaia Kopa Trail - Arrieta - 10Km Oct 10
- Bkt Arrieta 2026 — Trail 20K 20K Oct 10
- Dimple Dell Half Marathon Oct 10
- Gandy Dancer Trail Marathon Oct 10
- La Mégevanne Oct 10
- Mourne SkyTrail Oct 10
- Paris Mountain Half Marathon Oct 10
- Paris Mountain Half Marathon Run/Hike Oct 10
- Run the Wild Half Marathon - Autumn Edition Oct 10
- Sticks & Stones 15K Trail Run Oct 10
- Trail La Fortaleza Ciudad de Ceuta Oct 10
- Trail Montserrat Vertical Oct 10
- Whiskey Row Marathon Oct 10
- Whistlestop Marathon Oct 10
- Zombie Half Marathon Oct 10
- Трейл «Туман» Oct 10
- Asola Bhatti (Pali GFR) - OCTOBER 2026 Oct 11
- Oxford Half Marathon Oct 11
- Paine to Pain Trail Half Marathon Oct 11
- Palmilhar Montejunto 2026 Oct 11
- West Coast Half Marathon Oct 11
- Westy Half & 5k Oct 11
- Adrada Trail - 13K Oct 13
- Cursa de Muntanya de Castelltallat (Campionat Maqui) Oct 13
- Cursa de Muntanya Serra de les Fites 13K Oct 13
- Cursa de Muntanya Serra de les Fites 18K Oct 13
- Historic Trail Calafell - Cursa Llarga 18K Oct 13
- Historic Trail Calafell 12K Oct 13
- La Sportiva Andorra Trail,#Lapalomera Oct 13
- Monte Comado - 12K Oct 13
- Rural Trail - la Llarga Oct 13
- 21st Annual Buffalo Creek Half Marathon Oct 17
- Blue Sky Trail Marathon Oct 17
- Chicago Fall Classic Half Marathon 10K & 5K Oct 17
- Cromwell Half Marathon Oct 17
- Cross al Yelmo Oct 17
- Gila 100 - Half Marathon Oct 17
- Indabushe Trail Challenge Oct 17
- IV Trail las Rozasrun y II Media Maratón X Equipos Oct 17
- John Wayne Grit Series Lone Pine, CA Oct 17
- Rootrock Trail Run - 5K/10K/Half Marathon Oct 17
- Sadlers Creek Stumble Oct 17
- Salty 7 Oct 17
- Semi-marathon du Loup Oct 17
- SPACEROCK Trail Race Oct 17
- Tackle the Trail Oct 17
- The Shorebird Coast Run Oct 17
- Trail Buciero Oct 17
- Big Bear SquaTCh South Half Marathon Oct 18
- Blickling Half Marathon Autumn Oct 18
- Blue Sky Half Marathon Oct 18
- Course de l'Arrigan Oct 18
- Dirty Feet Trail Run #5 - Predator Ridge Oct 18
- Henley Half Marathon Oct 18
- High Lodge Half Marathon - Autumn Oct 18
- Le semi-marathon de la Province de Liège Oct 18
- Maidstone Half Marathon Oct 18
- Meia Maratona de Famalicão Oct 18
- Meia Maratona Leiria Oct 18
- Santa Cruz Extreme - Trail 18K Oct 18
- Semi Marathon Coulée Verte Oct 18
- Semi Marathon du Bois de Vincennes Oct 18
- Semi Marathon Hermitage Saint-joseph Oct 18
- Semi-marathon de Torrevieja Oct 18
- Semi-Marathon International de Palerme Oct 18
- Stainbank Spring Trail Run Oct 18
- Stevenage Half Marathon Oct 18
- TMC A-Mountain Half Marathon + 4-Miler + Cox Family Mile Oct 18
- Trail de Calar de la Santa Oct 18
- Trail Monte Casto Oct 18
- Trail Terre de Beauce Oct 18
- Wizz Air Rome Half Marathon Oct 18
- Yorkshire 10 Mile Oct 18
- Alácera Trail de Caudete Oct 20
- Cursa Petita dels Roures Oct 20
- Pujada a Sant Nofre Oct 20
- X Cursa de Muntanya de Besalú - Sprint Oct 20
- X Cursa de Muntanya de Besalú - Trail Oct 20
- Arrankudiaga-Zolloko mendi maratoi erdia Oct 24
- ASP's Franconia Notch Half Marathon Oct 24
- Beer & Bagel Run - Nebraska Oct 24
- Bhejane Trail Run Oct 24
- Happy Girls Run Half Marathon - Sisters Oct 24
- Ibiza Trail Festival Oct 24