Montalvos, the smallest municipality in the region Curiosity · Montalvos, La Mancha del Júcar-Centro, Albacete Image of Montalvos, not of the place itself. Montalvos, in the comarca of La Mancha del Júcar-Centro (Albacete), has just 74 inhabitants (INE 2025), one of the least populated municipalities in the province, far from the 438 residents it had in the mid-19th century. Its municipal area covers 24.78 km², giving a density of only 2.99 inhabitants per square kilometre, a reflection of the sharp rural depopulation the town has experienced since then. Photo: B25es (CC BY-SA 4.0) What to see and do in Montalvos