Thirumanavayal is a village in Devakottai tehsil in district of Sivaganga, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Thirumanavayal was 1,524 which includes 758 males and 766 females. Thirumanavayal covers 777.21 ha area. Pincode of Thirumanavayal is 630302.