MTB Marathon 10th Serras do Porto 2026

The 4th Raid BTT – ACR Calvariense is a mountain bike race taking place on May 17, 2026, in Calvaria de Cima, Porto de Mós, Portugal. The event features two routes: a Mini-Raid of approximately 30 km with low to medium difficulty, and a Raid of approximately 50 km with medium to high difficulty, which includes repeating part of the Mini-Raid route.

Open to participants aged 16 and older, with those under 18 only allowed in the Mini-Raid. The race is part of the Porto de Mós BTT Cup 2026. The course runs through trails, rural paths, public roads, and municipal roads across Porto de Mós, Batalha, and Leiria, with natural and challenging terrain.

The event promotes physical well-being and social interaction among participants, with a competitive yet respectful atmosphere. It includes electronic timing, a supply point, and awards for various age categories and teams, including a Finisher medal for all who complete the distances.

The 17th Rota da Laranja is a mountain bike (BTT) event taking place on May 17, 2026, in Amares, Portugal. This cycling event aims to promote the Amares region, its oranges, and local customs while attracting more participants to mountain biking.

The event features a single category for male and female participants, with registration open until May 15, 2026. It offers a unique opportunity to explore the scenic landscapes of Amares while enjoying a community-focused cycling experience.

The NGPS Rota da Ciência e da Educação is a non-competitive mountain bike tour taking place on May 16, 2026, in Gandra, Paredes. The event offers two routes: a long course of approximately 60 km and a shorter course of about 45 km, both to be followed autonomously via GPS.

Open to amateur cyclists and enthusiasts aged 14 and above (with minors guided by adults), the event emphasizes self-navigation, safety, and respect for traffic rules. It combines physical challenge with cultural discovery, highlighting local history, science, and education in the region.

The atmosphere is relaxed and exploratory, with no on-course support or markings, encouraging participants to engage with nature and each other in a responsible and eco-friendly manner.

The II Troféu de Resistência BTT de Alenquer – Inter Freguesias is a mountain bike endurance race series held in various locations within the Alenquer municipality throughout 2026. The event includes multiple races from April to October, with the third race, II Resistência das Surraipas, taking place on May 23, 2026, in Pocariça.

The races feature 2-hour endurance formats on courses ranging from 4 to 7 km, primarily on dirt paths and single-tracks. The competition is open to all athletes aged 16 and above, both federated and non-federated, without the need for a cycling federation license.

This series offers diverse categories for men and women, including age groups from Sub 23 to Masters D and E-Bikes. The event promotes local sports development and community engagement, with a competitive yet inclusive atmosphere.