Village Kolahera of Thanagazi, Alwar comes under state RAJASTHAN. This is situated 48 kms far from city ALWAR. Total Population of Village is 1834 and household count is 298. For Education Village has facility of Govt Primary, Private Primary, Govt Middle, Private Middle, Govt Secondary, Private Secondary, school.For higher education village also has .Village also has nearby education facility of .For health care village also has Veterinary Hospital. Nearest water sources are Tap Water-Treated, Covered Well, Uncovered Well, Hand Pump, Tube Wells/Borehole. Waste water flows by closed Drainage, open Drainage.