Eachankottai is a village in Orathanadu tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Eachankottai was 2,198 which includes 1,114 males and 1,084 females. Eachankottai covers 755.38 ha area. Pincode of Eachankottai is 614902.