Gujar Khan is approximately 55 kilometres southeast of Islamabad, the capital of Pakistan and 220 km to the north west of Lahore, capital of Punjab. It is bounded on the north by Rawalpindi, Islamabad and Attock, on the south by Jhelum, Lahore and Gujrat, on the east by Azad Kashmir and Kahuta and on the west by Chakwal and Khushab.
Located in the heart of the Potohar region, The city and surrounding region is renowned for its martial culture and is sometimes referred to as the 'Land of the Shaheed', having produced two recipients of the Nishan-i-Haider.
There is a main district hospital in the center of the city, along with many other private and public medical and care services.
Gujar Khan also contained a notable Hindu and Sikh population, though much of this population either converted to Islam during British rule, or migrated to India following partition. However the area is still home to Hindu temples and Sikh Gurdwaras which have been not maintained through the years.
Gujar Khan is administratively subdivided into 36 union councils, whereas City Gujar Khan is administered by municipal corporation.
According to the 2017 census of Pakistan, the city had a population of 678,503.
Large reserves of oil and gas were discovered in February 2002 at Tobra, about ten kilometres from Gujar Khan. The field is being developed by the Oil and Gas Development Company. The field could produce 1,600 barrels of crude oil daily.
Gujar Khan is located on the N5 National highway from Islamabad-Lahore. Railway Road links from the east of the city to the nearby towns of Bewal and Islampura. There are also many other minor roads linking the villages and towns of the region to the city.
Local services also provide extensive bus routes around the local towns, and smaller shuttles go around the villages in the surrounding area. There are also services to Rawalpindi, Islamabad, Jhelum, and Lahore.