Patan Aheer is a village in Kotkasim tehsil in district of Alwar, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Patan Aheer was 2,156 which includes 1,136 males and 1,020 females. Patan Aheer covers 342.78 ha area. Pincode of Patan Aheer is 301712.