Kalayapuram is a village in Kottarakkara tehsil in district of Kollam, Kerala, India. As per the data provided by Census of India in 2011, total population of Kalayapuram was 20,233 which includes 9,449 males and 10,784 females. Kalayapuram covers 1801 ha area. Pincode of Kalayapuram is 691560.