Sri Prasanna Venkatesa Perumal Temple is located at Padur village of Ulundurpet taluk in Viluppuram District
, which is about 192 km from Chennai
Road (NH 45).
Lord Vishnu is worshipped here as Sri Prasanna Venkatesa Perumal and the Thayar (Goddess) is Alarmelmangai. The other deities are Navaneethakrishnan, Sudarsanaazhwar, Aanjaneyar (Lord Hanuman), Andal, Nammazhwar, Thirumangaiazhwar, Ramanuja, Swamy Desikan and Aadivann Satagopa Yathindra Mahadesikan (the first Jeer of Sri Ahobila Math). The temple was reconstructed about 100 years ago. To the north of the temple, Sesha River and Garuda River flow, and they confluence at a place called Gadilam, on the banks of which Tiruvahindrapuram (near Cuddalore) is located.
Brahmotsavam is celebrated for 10 days in the Tamil month of Purattasi (September-October). On the Brahmotsavam night, the utsavar (procession idol) is taken around in procession on various mounts. The car festival is celebrated on the ninth day.
Sri Prasanna Venkatesa Perumal Temple is 8 km from Ulundurpet.