Alagusamudram is a village in Tirukalukundram tehsil in district of Kancheepuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Alagusamudram was 846 which includes 440 males and 406 females. Alagusamudram covers 280.96 ha area. Pincode of Alagusamudram is 603002.