Bulacan's 5th 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 2022. The district consists of municipalities in central Bulacan, namely Balagtas, Bocaue, Guiguinto, and Pandi. It is currently represented in the 19th Congress by Ambrosio Cruz Jr. of the Lakas-CMD.