Elaiyur is a village in Kodavasal tehsil in district of Thiruvarur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Elaiyur was 2,071 which includes 1,031 males and 1,040 females. Elaiyur covers 333.25 ha area. Pincode of Elaiyur is 613705.