The South Pine River rises in the D'Aguilar Range below Mount Glorious near , northwest of Brisbane, and flows generally east, to form its confluence with the North Pine River at Lawnton, where the river forms the Pine River.
The South Pine River originates from the D'Aguilar Range, near Mount Glorious, northwest of Brisbane, flowing east to join the North Pine River at Lawnton, forming the Pine River.