It was signed in June 1962 by Philippine president Diosdado Macapagal enacting it as a law.

[6] The smallest municipality in the province of Quezon, Plaridel has an area of 33 square kilometers comprising nine barangays - four of which are poblaciones - and its population is around 11,000.

It lies between the towns of Atimonan and Gumaca, hugging the coastline of the Province alongside Maharlika Highway.

This road is also the main access to Barangay Kulawit, part of the Municipality of Atimonan to the west.

Poverty incidence of Plaridel Source: Philippine Statistics Authority[12][13][14][15][16][17][18][19] Municipal council (2022-2025):