Pila is a third class municipality in the province of Laguna, Philippines. According to the 2010 census, it has a population of 46,534 people. Pila has a total land area of 31.2 km². The town of Pila is the site for some well-preserved houses dating back to the Spanish period as well as the old Saint Anthony of Padua Parish Church, the first Antonine church in the Philippines. Don Felizardo Rivera, who donated his lands to the church and municipal government, is the recognized founder of Pila. He is the ancestor of prominent families in Pila surnamed Rivera, Relova, Agra and Álava.