Village Athrolia of Kochas, Rohtas comes under state BIHAR. This is situated 58 kms far from city SASARAM. Total Population of Village is 591 and household count is 94. For Education Village has facility of 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, River/Canal. Waste water flows by open Drainage.