The BTT Serra de Almenara is an 80 km mountain-bike marathon that takes place in September as part of the Circuito Marathon. Club Ciclista Serra Almenara is the organizer, and the event is classified as a long-distance BTT format, not a short cross-country race.
Riders complete the entire 80 km in a single timed classification. Categories include MTR, ELIT, and VET, along with age groups from M1 to M16. In the listed edition, 27 riders finished the race. Pau Marza Bedos was the winner, finishing in 3:24:45 at an average speed of 23.44 km/h. Andreu Tomas Toharr and Llibert Mill Garcia both finished in 3:32:20, securing second and third places.