Find the best calendar of popular races, marathons, half marathons, and 10K events. Dates, registrations, and all the details for your big challenge, right here.

Three distances cross Somiedo’s mountain landscape in a demanding event, with key details for planning your race weekend.

Gernika-Lumo is set to host an obstacle-race event with 6- and 10-kilometre courses and several participation formats.

Two mountain routes, an early start and a community atmosphere in Sant Feliu Sasserra on June 5, 2027.

The 10K returns to Usánsolo in June 2027, with a festive atmosphere and several race-day details already announced.

The mountain challenge returns to Cabezón de la Sal with several distances and a morning marathon start.

Alcudia de Veo will welcome mountain runners again in May, though distances and start times are still unconfirmed.

Mieres will host the race on May 16, 2027, although the course and registration details have not yet been published.

Salou will host a two-kilometre family race in 2027; some practical details are still awaiting confirmation.

The next edition has a confirmed date, but the course, distances and registration details are still pending.

The Galician event is set for December, with a 5K and children’s races, though several practical details are still pending.

Warm-water swimming, a hilly bike course and a coastal run shape this September triathlon weekend.

Five stages across Poniente Granadino will test runners over a 230-kilometre race.