Idumbavanam is a village in Thiruthuraipoondi tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Idumbavanam was 7,345 which includes 3,615 males and 3,730 females. Idumbavanam covers 1619.2 ha area. Pincode of Idumbavanam is 614702.