 It is situated on an elevated section of the southeastern part of Marikina and traverses the road that leads from the city to the towns of San Mateo and Montalban (now Rodiguez) in Rizal Province, where it shares common boundaries with Nangka River.It stretches up to sitio Balubad and the old railroad tracks known as Daang Bakal, and has an area of 181.68 hectares.During colonial times, the area was home to rice fields and sugarcane plantations.