The Duatlón Cros de Monesterio is a cross duathlon held in Monesterio, Badajoz, as part of the Provincial Council of Badajoz Duathlon Circuit. This individual race features a super sprint format: 2.8 km running, an 11.5 km cycling leg, and a final 1.3 km run. Monesterio City Council and the Extremadura Triathlon Federation organize the event.
Approximately one hundred athletes from Extremadura and Andalusia typically compete, including both federated club racers and unaffiliated local participants. The race also includes a sprint pairs category, unique to Monesterio within the provincial circuit. Previous winners have come from Triatlón Don Benito, CD Triatlón Zamora, Triatlón Almendralejo, and local non-federated athletes.