Valenzuela was grouped together with Navotas and Malabon as the legislative district of Malabon–Navotas–Valenzuela for representation in the Regular Batasang Pambansa from 1984 to 1986. From 1987 to 2001, Valenzuela had its own representation in the House of Representatives and was divided into two districts after its city charter (Republic Act No.
Valenzuela was part of a legislative district with Navotas and Malabon from 1984 to 1986, representing them in the Regular Batasang Pambansa. From 1987 to 2001, Valenzuela had its own House of Representatives seat, which was later divided into two districts after its city charter (Republic Act No.).