Ulkottai 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 Ulkottai was 5,495 which includes 2,729 males and 2,766 females. Ulkottai covers 763.9 ha area. Pincode of Ulkottai is 612901.