At the invitation of the late Bishop Jerome Fernandez of Quilon Diocese, Vincentians arrived at Quilon in the year 1974. As a temporary arrangement Fr. Mathew Peruvelil, C.M. reached Kunnam (Mavelikara) as the chaplain to the MSST Sisters and for the care of the catholic population there. In 1976 a proper plot was acquired at Keralapuram and in the month of June, Keralapiuram was erected a parish bifurcating the Chemmakad Parish and Fr. Cherian Kariankal was appointed as the first Parish Priest. In 1980 foundation stone was laid for a retreat centre for the priests. On 15th August 1981, Bishop Jerome Fernandez of Quilon blessed the Church and the retreat centre.

In the year 1980 an English Medium school was begun at Keralapuram. In the beginning D.C. Sisters looked after the school. Later on they entrusted the School to the Congregation.

Keralapuram is about 15kms from Kollam Railway station.