Kolgaon is a village in Kishangarh Bas tehsil in district of Alwar, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Kolgaon was 2,347 which includes 1,204 males and 1,143 females. Kolgaon covers 713 ha area. Pincode of Kolgaon is 301405.