Rayasamudra is a village in Krishnarajpet tehsil in district of Mandya, Karnataka, India. As per the data provided by Census of India in 2011, total population of Rayasamudra was 1,789 which includes 901 males and 888 females. Rayasamudra covers 231.61 ha area. Pincode of Rayasamudra is 571426.