Mattapirayur is a village in Polur tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Mattapirayur was 1,258 which includes 641 males and 617 females. Mattapirayur covers 312.39 ha area. Pincode of Mattapirayur is 606903.