Siniya Island is located one kilometer, east of Umm Al Quwain city, they are separated by Umm Al Quwain creek. The length of the island is about eight kilometers, and its width extends up to four miles. The island was of great historical importance, as residents of Umm Al Quwain have settled in it when they moved from Mulah Island, led by Sheikh Majid bin Rashid Al Mualla, two hundred years ago.
Many years later, people of Umm Al Quwain have then, moved from the Siniya Island to Umm Al Quwain. Siniya Island is, topographically, flat and characterized by the existence of Mangroves, Ghaf trees and superficial plants. The island is a natural park where deers, seagulls, eagles, herons and cormorants live.