As more Malay settlers arrived from distant lands, more settlements were founded until even the upland regions of the peninsula were settled.

Rapid increase of population meant that it did not take long before several nearby regions were inhabited to comprise the whole province of Kumintang, better known later as Batangas.

During the Spanish colonial rule, the Calumpan Peninsula was made a part of the pueblo of Bauan, in the province of Kumintang.

The same peninsula territory of Bauan was subdivided into barrios: Mainaga, Pulong-Niogan, Pulong-Balibaguhan, Anilao, Solo, Pulong-Anahao, Bagalangit, Nag-Iba, Malimatoc, Saguing and Talaga.

Poverty incidence of Mabini Source: Philippine Statistics Authority[14][15][16][17][18][19][20][21] Jeepneys and tricycles are the main means of transportation around the town.