County (or equivalent) |
State |
Islands |
Aleutians East Borough | Alaska |
Eastern Aleutian Islands |
Aleutians West Census Area | Alaska |
Western Aleutian Islands |
Dukes County | Massachusetts |
Martha's Vineyard and the Elizabeth Islands |
Hawaiʻi County | Hawaiʻi |
Hawaiʻi |
Honolulu County | Hawaiʻi |
Oʻahu and the Northwestern Hawaiian Islands (except Midway Atoll) |
Island County | Washington |
Whidbey Island, Camano Island, Strawberry Island, Smith Island, Minor Island, Baby Island, Ben Ure Island, Deception Island, and Kalamut Island |
Kalawao County | Hawaiʻi |
The Kalaupapa Peninsula of Molokaʻi |
Kauaʻi County | Hawaiʻi |
Kauaʻi, Niʻihau, Lehua, and Kaʻula |
Kings County (Borough of Brooklyn) | New York |
Westernmost Long Island |
Kodiak Borough[1] | Alaska |
Kodiak Island, Afognak Island, Shuyak Island, Marmot Island, Raspberry Island, Little Raspberry Island, Whale Island, Spruce Island, Woody Island, Uganik Island, Sitkalidak Island, Tugidak Island, Sitkinak Island, Chirikof Island, the Semidi Islands, and a strip of the Alaska Peninsula[2] |
Maui County | Hawaiʻi |
Maui, Lānaʻi, Molokaʻi (except the Kalaupapa Peninsula), Kahoʻolawe, and Molokini |
Nantucket County | Massachusetts |
Nantucket |
Nassau County | New York |
West central Long Island, Long Beach Barrier Island, and western Jones Beach Island |
New York County (Borough of Manhattan) | New York |
Manhattan Island, Roosevelt Island, Governors Island, Randalls and Wards Islands, Liberty Island, and part of Ellis Island |
Newport County | Rhode Island |
Aquidneck Island, Conanicut Island, Prudence Island, and smaller islands in Narragansett Bay |
Queens County (Borough of Queens) | New York |
Western Long Island, Rulers Bar Hassock, and smaller islands in Jamaica Bay |
Richmond County (Borough of Staten Island) | New York |
Staten Island, Isle of Meadows, Pralls Island, Swinburne Island, Hoffman Island, and most of Shooters Island |
San Juan County | Washington |
Orcas Island, San Juan Island, Lopez Island, Shaw Island, and smaller San Juan Islands |
Sitka !City and Borough of Sitka[1] | Alaska |
Baranof Island and the southern half of Chichagof Island |
Suffolk County | New York |
Eastern Long Island, Gardiners Island, Robins Island, Fire Island, Westhampton Island, and eastern Jones Beach Island |