List of islands of the United States by area Islands under   square miles (  km ) Islands under   square miles (  km )

| Island_s_Name | Area_sq_mi | Area_km_2_ | Location_ | Population_2000 |
|---|---|---|---|---|
| Duke Island | 57 | 149 | Alaska | -1 ? |
| Orcas Island | 57 | 148 | Washington | 4453 |
| Cumberland Island | 57 | 147 | Georgia | 0 |
| San Clemente Island | 57 | 147 | California | 0 |
| Uganik Island | 57 | 147 | Alaska | 0 |
| Stuart Island | 56 | 145 | Alaska | 0 |
| Hilton Head Island | 55 | 144 | South Carolina | 33862 |
| Beaver Island | 55 | 144 | Michigan | 551 |
| San Juan Island | 55 | 143 | Washington | 6822 |
| Suemez Island | 52 | 135 | Alaska | 0 |
| Tutuila | 52 | 135 | American Samoa | 55876 |
| Esther Island | 52 | 133 | Alaska | 31 |
| Vieques | 51 | 132 | Puerto Rico | 9106 |
| Sanak Island | 50 | 128 | Alaska | 0 |
| Sugar Island | 49 | 128 | Michigan | 652 |
| Bois Blanc Island | 49 | 127 | Michigan | 71 |
| Nantucket | 48 | 124 | Massachusetts | 9520 |