Free public elementary education in Pasig was offered as early in 1904 when Pasig Elementary School was established in the town's poblacion called "sitio". Basic schooling then was from Grade I to Grade VII, and the first batch of graduates was in 1911...
Pasig Elementary School produced prominent and successful graduates who rendered their valuable services both in public and private endeavors. Among the alumni were Sen. Jovito Salonga, Sen. Rene Saguisag and Mayor Vicente P. Eusebio.