Sajid Island or Segid Island is an inhabited coral island off the south-western coast of Saudi Arabia. It is part of the Farasan Islands archipelago, located in the southern Red Sea. It is the second-largest island in the archipelago after Greater Farasan. Both islands are connected by a bridge. 24 km long and 12 km wide, the island covers an area of 156.0 km2 and its shoreline is 82.7 km.

Natural features include coastal mangrove fringes dominated by Avicennia marina, and coral reefs.

See also Provinces of Saudi Arabia List of islands of Saudi Arabia List of governorates of Saudi Arabia List of cities and towns in Saudi Arabia

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