The town hall of Lesaka is surrounded with mountains and is crossed by the ditch Onín, from West to East. With a population of 2.800 inhabitants, municipality is formed by the nucleus of the town and the quarters of Alkaiaga, Zalain Zoko, Biurrana, Katezpegi, Endara, Frain, Izotzaldea, Navaz, Zala, Auzoberri and Otsango. It possesses a hamlet traditionally in the one that emphasizes Zabaleta's Palace, placed in center of the locality on the banks of the ditch Onín. A town is with a history. This is one of the examples of the old houses - towers medieval. There is also another lineage tower, Minyurinea and the houses stately of Yoanaderrenea and Marichalar. In the religious art he emphasizes the Church of St Martin of Tours and the Convent of Ntra. Sñra. of the Pains. In the town also there are two cruises of stone. Going out of the Town the Chapels of San Anthony can be seen and Salbatore. The archaeology is represented in Lesaka in the sector pertaining to dolmens of Agiña and Armazungo Zearra.