Village Deotar Birnia of Bahadurganj, Kishanganj comes under state BIHAR. This is situated 3 kms far from city BAHADURGANJ. Total Population of Village is 3260 and household count is 712. For Education Village has facility of Govt Primary, Govt Middle, school.For higher education village also has .Village also has nearby education facility of .For health care village also has Primary Heallth Sub Centre, Maternity And Child Welfare Centre, Veterinary Hospital, Family Welfare Centre. Nearest water sources are Hand Pump. Waste water flows by open Drainage.