Seedevimangalam is a village in Manachanallur tehsil in district of Tiruchirappalli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Seedevimangalam was 1,562 which includes 790 males and 772 females. Seedevimangalam covers 676.45 ha area. Pincode of Seedevimangalam is 621109.