Prudence Island

island, Rhode Island, United States

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Last updated

July 22, 2026

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Prudence Island is one of several islands located in Narragansett Bay in eastern Rhode Island, United States. It is part of the Narragansett Lowland region, with elevations generally below 200 feet. The island, along with Conanicut and Rhode Island (Aquidneck) islands, are significant landmasses within the bay. While an attempt was made to officially restore the name Aquidneck to Rhode Island island, Prudence Island retains its name and is a distinct geographical feature within the bay.1

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Narragansett Bay
It includes Rhode (Aquidneck), Prudence, and Conanicut islands as well as Mount Hope Bay (a northeastern arm), the Providence River (a northwestern arm), and the Sakonnet River (a tidal strait that separates the island of Rhode from the mainland). Claiborne Pell (Newport) Bridge, which traverses the bay to connect…
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It includes Rhode (Aquidneck), Prudence, and Conanicut islands as well as Mount Hope Bay (a northeastern arm), the Providence River (a northwestern arm), and the Sakonnet River (a tidal strait that separates the island of Rhode from the mainland). Claiborne Pell (Newport) Bridge, which traverses the bay to connect…
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Rhode Island
Relief
…in Narragansett Bay, including Conanicut, Prudence, and Rhode islands. In order to avoid the confusion that resulted from having the same name for both the island and the state, an attempt was made at the beginning of the 21st century to officially restore the name Aquidneck to the island of…
Read More
…in Narragansett Bay, including Conanicut, Prudence, and Rhode islands. In order to avoid the confusion that resulted from having the same name for both the island and the state, an attempt was made at the beginning of the 21st century to officially restore the name Aquidneck to the island of…
Read More