Erumanur is a village in Virudhachalam tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Erumanur was 3,733 which includes 1,959 males and 1,774 females. Erumanur covers 1002.49 ha area. Pincode of Erumanur is 606003.