No 1 Doulasai is a village in Barkhetri tehsil in district of Nalbari, Assam, India. As per the data provided by Census of India in 2011, total population of No 1 Doulasai was 680 which includes 369 males and 311 females. No 1 Doulasai covers 163.25 ha area. Pincode of No 1 Doulasai is N/A.