Pilikuththuwa Raja Maha Vihara is an ancient Cave temple situated in Mahara of Gampaha, Sri Lanka. It is located on Gampaha – Wathurugama road approximately 3.8 km (2.4 mi) away from Miriswatta junction and 1.6 km (0.99 mi) from the ancient Buddhist temple, Maligatenna Raja Maha Vihara. Currently this temple has been declared as one of archaeological site in Sri Lanka.
Pilikuththuwa Raja Maha Vihara is considered as one of the Buddhist temple with highest number of drip ledged rock caves in Sri Lanka. It is said that this temple has 99 rock caves with drip ledges, spread about 200 acres of total area. As today 77 of caves have been identified and their numbers are marked on each cave.
Beside the rock caves, numbers of water tanks with underground water channels, large number of Ola leaf manuscripts, paintings of Kandyan era and old wooden bridge with Dutch architectural features can be found in the vihara premises.