"outlaw") as old residents claimed that the name Delinquente originated by the sinking of a Casco (big boat or banca) fully loaded with palay in Pampanga River.

The petition of the residents of Barrio Delinquente was finally approved in November 1842 but the definite separation from the town of Gapan took place in 1843.

It is bounded by the towns of Jaen to its eastern side, Zaragosa is to the north, Cabiao and San Isidro, and Concepcion in the Province of Tarlac is at its western border.

Travelling from the Philippine capital city of Manila, a popular route going to San Antonio is via the North Luzon Expressway (NLEX).

Turning north-east and exiting the NLEX at the San Simon junction, the journey continues to Arayat, the last town of Pampanga before reaching Cabiao.