[3] The district was created following Valenzuela's conversion into a highly urbanised city through Republic Act No.

[4] It consists of nine barangays in the southern part of the city, namely Bagbaguin, General T. de Leon, Karuhatan, Mapulang Lupa, Marulas, Maysan, Parada, Paso de Blas, and Ugong.

It is currently represented in the 19th Congress by Eric M. Martinez of the Partido Demokratiko Pilipino (PDP).

[5] 19th Incumbent representative is Eric Martinez.

Incumbent representative is Eric Martinez.