Marathons in August 2026: Dates & Courses

14 marathons in our catalog are typically held in August. Compare 2026 course profiles, start times, and route guides for each race below. See best time of year to run a marathon for how August compares across the calendar.

Harbin, Heilongjiang, China🇨🇳

Harbin Marathon

The Harbin Marathon is one of the world's largest marathons, drawing approximately 15k finishers each August on a riverside urban road in Harbin, China. Summer racing in Harbin is milder than in many Chinese cities because of its far-northern latitude. The course passes Songhua River sections, Stalin Park, and Russian-influenced city architecture. Songhua River sections, Stalin Park, and Russian-influenced architecture line a far-northern summer course that stays mostly level beside the water.

Next race: Sunday, 2 August 2026

Hyderabad, Telangana, India🇮🇳

Hyderabad Marathon

The Hyderabad Marathon draws approximately 3,000 finishers each August on an urban road in Hyderabad, India. Its hilly profile makes it one of India's more demanding big-city marathons. The course passes HITEC City corridors, lake-adjacent stretches, and rolling roads through the Deccan metropolis. HITEC City corridors and lake-adjacent stretches climb through the Deccan metropolis, making Hyderabad one of India's more demanding big-city marathons.

Next race: Sunday, 2 August 2026

Klagenfurt, Carinthia, Austria🇦🇹

Karnten Lauft Marathon

The Karnten Lauft Marathon draws approximately 1,500 finishers each August on a lake road in Klagenfurt, Austria. Summer lake scenery makes it more of a holiday marathon than a city-center one. The route passes lake roads, resort areas, and scenic sections around one of Austria's best-known summer lakes. Lake roads, resort areas, and scenic sections around one of Austria's best-known summer lakes make August's Klagenfurt race more holiday marathon than city-center tour.

Next race: Sunday, 2 August 2026

Asuncion, Capital District, Paraguay🇵🇾

Maraton de Asuncion

The Maraton de Asuncion draws approximately 2,000 finishers each August on an urban road in Asuncion, Paraguay. It is Paraguay's headline international road marathon. The route passes river-city roads, civic avenues, and neighborhoods on the Paraguayan capital's ridgeline. River-city roads, civic avenues, and ridgeline neighborhoods carry August's race through Paraguay's headline international road marathon in the capital.

Next race: Sunday, 2 August 2026

Gianyar, Bali, Indonesia🇮🇩

Maybank Marathon

The Maybank Marathon draws approximately 2,500 finishers each August on a scenic coastal road in Gianyar, Indonesia. It is Bali's largest road-running festival, staged at the Bali United Training Center in Gianyar. The route passes Gianyar regency roads and the Bali United Training Center complex east of Denpasar. Gianyar regency roads and the Bali United Training Center complex roll east of Denpasar on Bali's largest road-running festival course.

Next race: Sunday, 2 August 2026

Santa Rosa, California, United States🇺🇸

Santa Rosa Marathon

The Santa Rosa Marathon draws approximately 1,600 finishers each August on a wine-country road in Santa Rosa, United States. Its summer date works because the race begins early before Sonoma County heat builds. The route passes vineyard-lined roads, rural bike paths, and shaded stretches along Santa Rosa Creek. Vineyard-lined roads, rural bike paths, and shaded stretches along Santa Rosa Creek make August's early-start Sonoma County race workable before summer heat builds.

Next race: Sunday, 2 August 2026

Mooloolaba, Queensland, Australia🇦🇺

Sunshine Coast Marathon

The Sunshine Coast Marathon at Mooloolaba draws about 8,000 finishers each August on a fast, flat coastal course along Queensland's Sunshine Coast. The route follows the Alexandra Headland and Mooloolaba Beach esplanade with Pacific Ocean views. August dry winter weather and a flat beachfront profile make it one of Australia's fastest marathons.

Next race: Sunday, 2 August 2026

Tampere, Pirkanmaa, Finland🇫🇮

Tampere Marathon

The Tampere Marathon draws approximately 1,200 finishers each August on an urban road in Tampere, Finland. The dual-lake industrial heritage of Tampere gives the course a distinctive setting. The route passes the Tammerkoski rapids, lake-city roads, and wide Finnish boulevards. The Tammerkoski rapids, lake-city roads, and wide Finnish boulevards carry August's race through Tampere's distinctive dual-lake industrial heritage on a mostly level course.

Next race: Sunday, 2 August 2026

Reykjavik, Capital Region, Iceland🇮🇸

Reykjavik Marathon

The Reykjavik Marathon draws approximately 7,000 finishers on an urban road in Reykjavik, Iceland. The course starts and finishes at Lækjartorg in the city centre. Mostly flat with ocean breezes; half-marathon and full share the same start.

Next race: Saturday, 15 August 2026

Ulundi, KwaZulu-Natal, South Africa🇿🇦

Elands Marathon

The Elands Marathon is one of South Africa's oldest and most traditional marathons, drawing about 2,500 runners each August on a rural point-to-point through KwaZulu-Natal's green hills. The course runs between Eshowe and Empangeni (or the reverse in alternating years) on country roads through Zululand. August winter dryness and rolling rural terrain make it a classic among South African club runners.

Next race: Saturday, 22 August 2026

Edmonton, Alberta, Canada🇨🇦

Edmonton Marathon

The Edmonton Marathon draws approximately 3,200 finishers on an urban road in Edmonton, Canada. The course starts and finishes at the Alberta Legislature. The route follows the North Saskatchewan River valley trails. Mostly flat along the river, with gentle undulations.

Next race: Sunday, 23 August 2026

Sapporo, Hokkaido, Japan🇯🇵

Hokkaido Marathon

The Hokkaido Marathon is northern Japan's largest marathon, drawing approximately 12k finishers each August through Sapporo. The course passes Odori Park, the Sapporo TV Tower, and the Toyohira River on wide Hokkaido boulevards with views toward the Ishikari plain. August's mild Sapporo summer — far cooler than mainland Japan — makes it a popular escape race.

Next race: Sunday, 23 August 2026

Mexico City, Mexico City, Mexico🇲🇽

Mexico City Marathon

The Mexico City Marathon is one of the world's largest marathons, drawing approximately 11k finishers on an urban road in Mexico City, Mexico. The course starts and finishes at the Zócalo. The route passes Chapultepec Park, Paseo de la Reforma, and the Angel of Independence. Mostly flat at high altitude (2,200 m), with gentle undulations on Reforma.

Next race: Sunday, 30 August 2026

Sydney, New South Wales, Australia🇦🇺World Marathon Major

Sydney Marathon

The Sydney Marathon offers one of the most scenic marathon courses in the world, crossing the Sydney Harbour Bridge with views of the Opera House and harbour. As the seventh Abbott World Marathon Major, Sydney combines iconic landmarks with a challenging but rewarding course through Australia's largest city.

Next race: Sunday, 30 August 2026