Theerthagirivalasai is a village in Uthangarai tehsil in district of Krishnagiri, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Theerthagirivalasai was 850 which includes 430 males and 420 females. Theerthagirivalasai covers 242.89 ha area. Pincode of Theerthagirivalasai is 635307.