Elaiyur is a village in Udayarpalayam tehsil in district of Ariyalur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Elaiyur was 6,393 which includes 3,052 males and 3,341 females. Elaiyur covers 892.32 ha area. Pincode of Elaiyur is 621806.