TopCity-1 housing project is located on the Sirinagar Highway, infront of the New Islamabad International Airport. It began development in 2012 on a 9081 Kanal RDA-approved area and is rapidly growing. Top City is emerging as a smart city in Pakistan with modern facilities and a focus on the environment. It has a proper waste management system and wastewater treatment plants for use in gardening. The housing project offers luxurious homes and villas with state-of-the-art amenities and green open spaces, providing residents with a healthy and relaxing lifestyle. Block A, B, C and D has constructed houses and high rise building apartments. While Block G is almost ready for new houses construction.