The Emirate of Sharjah is located at a longitude of 55 degrees and 25 East, and a latitude of 25 degrees and 22 North. Sharjah is the oldest Emirate on the coast of Oman, and lies in the centre of other emirates, spread over an area of 2600 sq. km, occupying 3.3% of the total area of the United Arab Emirates (not counting the islands). It is the only emirate that overlooks the coastline on the Arabian Gulf from the West and the Gulf of Oman (Indian Ocean) from the East. The coastline on the Gulf extends about 20 Km, and within 80 Km to the Gulf of Oman.

On the eastern coast of the Gulf of Oman, the emirate has three areas: Khor Fakkan (in which there is an important seaport), Kalba and Dibba Al Husn. The Emirate has some oases, the most important being Al Dhaid. It also has islands of Abu Mousa and Sir Bunair. Between the city of Sharjah and the east coast, there are areas of Maliha, Fileh and Madam. It also has sandy plains on the coast, extending from the west coast to the mountains. The east coastal plain extends up to the Hajar mountains, a fertile area.