The Peñafrancia Festival is a nine-day festivities celebrated every third week of September in honor of Nuestra Señora de Peñafrancia, Patroness of Bicolandia. The festival has various religious, civic and cultural activities which are attended and participated by millions of people.

The Regional DXMC/BSP/GSP Marching Parade Competition is one of the most anticipated events with full local radio and television coverage. This year, schools from Iriga City manage to sweep the Top 3 of the parade competition was held last last September 13 at the Plaza Quezon, Naga City.

Iriga Central School won 3rd place Best Marching GSP, 1st place Best Marching BSP, 1st place DLC Exhibition and Best Band Leader, 1st place Majorette Exhibition and Best Majorette Leader, 1st place DXMC and 1st place Most Disciplined Unit.