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.

Llucena will welcome mountain runners for a 17-kilometre race scheduled for May 2027.

The race in Ávila has a date and a host town, but key details on routes, start times and registration are still pending.

A mountain-running weekend in the Montseny, with routes, start times and prices still to be confirmed.

Tamaimo will host a mountain race with three distances and published entry fees in April 2027.

A flat half marathon through rice fields and wetlands, with a confirmed date and registration details still pending.

An elimination race by laps returns to Cáceres with just 50 places and a scheduled 8 p.m. start.

A spring race by the sea brings 21K and 10K events to Magaluf, along with a children’s race.

Perales del Puerto will host the start of a new ultra-distance event across the villages and trails of Sierra de Gata.

Six stages link villages along the Arlanza and Duero rivers with a finish near Burgos Cathedral.

The Bajo Pas race returns in September 2027, although several organisational details have yet to be announced.

All will host several mountain events in July 2027, from a half marathon to races adapted for younger runners.

The next edition has a confirmed date and town, but its distance, route and registration details are still unknown.