Barangays
Plaridel is politically subdivided into 19 barangays.
* Agnaya
* Bagong Silang
* Banga I
* Banga II
* Bintog
* Bulihan
* Culianin
* Dampol
* Lagundi
* Lalangan
* Lumang Bayan
* Parulan
* Poblacion
* Rueda
* San Jose
* Santa Ines
* Santo NiƱo
* Sipat
* Tabang
History
The town of Plaridel was previously known as Quingua. This is where the Battle of Quingua was fought with Gregorio del Pilar engaging Major Franklin Bell during the Philippine-American War. A marker now stands at the site of the battle.