Village Kajhai of Bikramganj, Rohtas comes under state BIHAR. This is situated 8 kms far from city BIKRAMGANJ. Total Population of Village is 1844 and household count is 254. 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 .Nearest water sources are Hand Pump, Tube Wells/Borehole. Waste water flows by open Drainage.