Bulacan's 4th congressional district is one of the seven congressional districts of the Philippines in the province of Bulacan.

It has been represented in the House of Representatives since 1987.

[3] The district consists of the city of Meycauayan and adjacent municipalities in southern Bulacan, namely Marilao and Obando.

[4] It also consisted the city of San Jose del Monte until 2004 and the municipality of Santa Maria until 2022.

[5][6] It is currently represented in the 19th Congress by Linabelle Villarica of the Partido Federal ng Pilipinas (PFP).