This is a list of islands of the United States, as ordered by area. It includes most islands with an area greater than 20 square miles (approximately 52 km2). Mainland areas cut by man-made canals are not considered islands.
Islands over 250 square miles (650 km2)
Rank |
Island's Name |
Area (sq mi) |
Area (km2) |
Location |
Population (2010) |
1 |
Hawaiʻi (Big Island) |
4,028[1] |
10,433[1] |
Hawaii |
185,079 |
2 |
Kodiak Island |
3,588[2] |
9,293[2] |
Alaska |
13,592[2] |
3 |
Puerto Rico |
3,515 |
9,104[3] |
Puerto Rico |
3,725,789[3] |
4 |
Prince of Wales Island |
2,577 |
6,675[4][5] |
Alaska |
5,559 |
5 |
Chichagof Island |
2,080 |
5,388 |
Alaska |
1,342 |
6 |
St. Lawrence Island |
1,983 |
5,135 |
Alaska |
1,352 |
7 |
Admiralty Island |
1,684 |
4,362 |
Alaska |
650 |
8 |
Nunivak Island |
1,625 |
4,209 |
Alaska |
191 |
9 |
Unimak Island |
1,590 |
4,119 |
Alaska |
35 |
10 |
Baranof Island |
1,570 |
4,065[4] |
Alaska |
8,532 |
11 |
Long Island |
1,401[6] |
3,629[6] |
New York |
7,568,304[6] |
12 |
Revillagigedo Island |
1,145 |
2,965[5] |
Alaska |
13,477 |
13 |
Kupreanof Island |
1,086 |
2,813[5] |
Alaska |
584 |
14 |
Unalaska Island |
1,051 |
2,722 |
Alaska |
1,759 |
15 |
Nelson Island |
843 |
2,183 |
Alaska |
1,197 |
16 |
Kuiu Island |
758 |
1,962[5] |
Alaska |
10 |
17 |
Maui |
727[1] |
1,883[1] |
Hawaii |
144,444 |
18 |
Afognak |
698 |
1,809 |
Alaska |
169 |
19 |
Umnak |
692 |
1,793 |
Alaska |
39 |
20 |
Oʻahu |
597[1] |
1,545[1] |
Hawaii |
953,207 |
21 |
Kauaʻi |
552[1] |
1,430[1] |
Hawaii |
67,091 |
22 |
Atka Island |
410 |
1,061 |
Alaska |
61 |
23 |
Attu Island |
346 |
896 |
Alaska |
0 |
24 |
Etolin Island |
336 |
870 |
Alaska |
15 |
25 |
Adak Island |
280 |
725 |
Alaska |
326 |
26 |
Montague Island |
279 |
722 |
Alaska |
0 |
27 |
Molokaʻi |
260[1] |
673[1] |
Hawaii |
7,345 |
28 |
Dall Island |
253 |
655[4] |
Alaska |
20 |
Islands 250–75 square miles (647–194 km2)
This section of the list might not be complete, but covers almost all of the islands in the United States over 75 square miles (190 km2).
Rank |
Island's Name |
Area (sq mi) |
Area (km2) |
Location |
Population (2000) |
29 |
Wrangell Island |
216 |
560 |
Alaska |
2,401 |
30 |
Mitkof Island |
211 |
546[5] |
Alaska |
3,364 |
31 |
Padre Island |
209[7] |
542 |
Texas |
-1 2,816 |
32 |
Guam |
209 |
541 |
Guam |
154,805 |
33 |
Isle Royale |
206[8] |
534[8] |
Michigan |
0 |
34 |
Tanaga Island |
204 |
529 |
Alaska |
0 |
35 |
Zarembo Island |
185 |
478 |
Alaska |
0 |
36 |
Unga Island |
177 |
461 |
Alaska |
0 |
37 |
Amlia |
176 |
459 |
Alaska |
0 |
38 |
Hinchinbrook Island |
170 |
445 |
Alaska |
5 |
39 |
Kosciusko Island |
169 |
438 |
Alaska |
52 |
40 |
Whidbey Island |
169 |
437 |
Washington |
58,211 |
41 |
Kruzof Island |
168 |
435 |
Alaska |
0 |
42 |
Kanaga Island |
142 |
369 |
Alaska |
0 |
43 |
Lānaʻi |
141[1] |
364[1] |
Hawaii |
3,193 |
44 |
St. Matthew Island |
137 |
354 |
Alaska |
0 |
45 |
Annette Island |
132 |
342 |
Alaska |
1,447 |
46 |
Akutan Island |
129 |
334 |
Alaska |
713 |
47 |
Drummond Island |
125[9] |
324 |
Michigan |
1,058 |
48 |
Hagemeister Island |
120 |
312 |
Alaska |
0 |
49 |
Nagai Island |
120 |
310 |
Alaska |
0 |
50 |
Amchitka |
119 |
309 |
Alaska |
0 |
51 |
Sitkalidak Island |
119 |
309 |
Alaska |
0 |
52 |
Mount Desert Island |
108[10] |
280[10] |
Maine |
10,424[10] |
53 |
Kiska |
107 |
278 |
Alaska |
0 |
54 |
Knight Island |
101 |
260 |
Alaska |
0 |
55 |
Marsh Island |
100 |
259 |
Louisiana |
0 |
56 |
Santa Cruz Island |
98[11] |
254[11] |
California |
2 |
57 |
Gravina Island |
95 |
245 |
Alaska |
50 |
58 |
Martha's Vineyard |
91 |
236 |
Massachusetts |
14,901 |
59 |
Agattu |
90 |
234 |
Alaska |
0 |
60 |
Semisopochnoi Island |
86 |
224 |
Alaska |
0 |
61 |
Johns Island |
84 |
217 |
South Carolina |
11,477 |
62 |
Seguam Island |
83 |
215 |
Alaska |
1 |
63 |
Saint Croix |
82 |
212 |
U.S. Virgin Islands |
53,234 |
64 |
Yakobi Island |
82 |
212 |
Alaska |
0 |
65 |
Santa Rosa Island |
81 |
209 |
California |
2 |
66 |
Raspberry Island |
77 |
200 |
Alaska |
2 |
67 |
Douglas Island |
77 |
199 |
Alaska |
5,297 |
68 |
Dauphin Island |
75 |
194 |
Alabama |
1,371 |
69 |
Santa Catalina Island |
75 |
194 |
California |
3,696 |
Islands under 75 square miles (190 km2)
This section of the list is not complete, although it should cover most of the islands in the United States over 20 square miles (52 km2).
Island's Name |
Area (sq mi) |
Area (km2) |
Location |
Population (2000) |
Heceta Island |
70 |
181 |
Alaska |
14 |
Niihau |
70[1] |
180[1] |
Hawaii |
160 |
Saipan |
69 |
180 |
Northern Mariana Islands |
62,392 |
Tugidak Island |
69 |
180 |
Alaska |
0 |
Hawkins Island |
67 |
175 |
Alaska |
4 |
Yunaska Island |
67 |
172 |
Alaska |
0 |
Sitkinak Island |
65 |
169 |
Alaska |
0 |
Akun Island |
65 |
168 |
Alaska |
0 |
Shuyak Island |
65 |
168 |
Alaska |
0 |
Chuginadak Island |
65 |
167 |
Alaska |
0 |
Sukkwan Island |
65 |
167 |
Alaska |
9 |
Galveston Island |
64 |
166 |
Texas |
58,175 |
Matagorda Island |
61 |
157 |
Texas |
0 |
Great Sitkin Island |
60 |
156 |
Alaska |
0 |
Staten Island |
59 |
153 |
New York |
443,728 |
Deer Island |
58 |
152 |
Alaska |
0 |
Duke Island |
57 |
149 |
Alaska |
-1? |
Orcas Island |
57 |
148 |
Washington |
4,453 |
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 |
33,862 |
Beaver Island |
55 |
144 |
Michigan |
551 |
San Juan Island |
55 |
143 |
Washington |
6,822 |
Suemez Island |
52 |
135[4] |
Alaska |
0 |
Tutuila |
52 |
135 |
American Samoa |
55,876 |
Esther Island |
52 |
133 |
Alaska |
31 |
Vieques |
51 |
132[3] |
Puerto Rico |
9,106[3] |
Sanak Island |
50 |
128 |
Alaska |
0 |
Sugar Island |
49 |
128 |
Michigan |
652 |
Bois Blanc Island |
49 |
127 |
Michigan |
71 |
Nantucket |
48[12] |
124[12] |
Massachusetts |
9,520[12] |
Kagalaska Island |
45 |
116 |
Alaska |
0 |
Kahoʻolawe |
45[1] |
116[1] |
Hawaii |
0 |
Long Island |
45 |
115 |
Alaska |
0 |
Chirikof Island |
44 |
115 |
Alaska |
0 |
Wadmalaw Island |
42 |
109 |
South Carolina |
2,611 |
Antelope Island |
42 |
109 |
Utah |
0 |
Dolgoi Island |
41 |
107 |
Alaska |
0 |
Fidalgo Island |
41 |
107 |
Washington |
20,700 |
Baker Island |
41 |
105[4] |
Alaska |
-1? |
Camano Island |
40 |
105 |
Washington |
13,358 |
Saint Paul Island |
40 |
104 |
Alaska |
532 |
Sedanka Island |
40 |
103 |
Alaska |
0 |
Deer Isle |
<40 |
<102 |
Maine |
<3,028 |
Tinian |
39 |
102 |
Northern Mariana Islands |
3,540 |
Aquidneck Island/Rhode Island |
38 |
98 |
Rhode Island |
60,870 |
Vashon Island |
37 |
96 |
Washington |
10,123 |
Tigalda Island |
35 |
91 |
Alaska |
0 |
Saint George Island |
35 |
90 |
Alaska |
100 |
Catherine Island |
34 |
87 |
Alaska |
0 |
Hatteras Island |
34 |
86 |
North Carolina |
4,001 |
Sauvie Island |
33 |
85 |
Oregon |
1,078 |
Grand Isle |
32 |
82 |
Vermont |
3,651 |
Kent Island |
32 |
82 |
Maryland |
16,812 |
Pine Island |
32 |
82 |
Florida |
8,235 |
Saint Thomas |
31 |
81 |
U.S. Virgin Islands |
51,181 |
Coronation Island |
30 |
78 |
Alaska |
0 |
Lopez Island |
30 |
77 |
Washington |
2,177 |
Grand Island |
29 |
73 |
New York |
18,621 |
Bainbridge Island |
28 |
72 |
Washington |
20,308 |
Gareloi Island |
26 |
67 |
Alaska |
0 |
Madeline Island |
24 |
62 |
Wisconsin |
246 |
Washington Island |
24 |
61 |
Wisconsin |
600 |
Vinalhaven Island |
23 |
61 |
Maine |
1,235 |
Manhattan |
23 |
60 |
New York |
1,537,195 |
San Nicolas Island |
23 |
59 |
California |
0 |
Alameda Island |
23 |
59 |
California |
73,812 |
Marquette Island |
23 |
59 |
Michigan |
0 |
Woronkofski Island |
23 |
59 |
Alaska |
0 |
Grand Island |
22 |
58 |
Michigan |
45 |
North Manitou Island |
22 |
58 |
Michigan |
0 |
Neebish Island |
22 |
56 |
Michigan |
66 |
See also
References
- ↑ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 2.0 2.1 2.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 3.0 3.1 3.2 3.3 Lua error in package.lua at line 80: module 'strict' not found. Cite error: Invalid
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- ↑ 4.0 4.1 4.2 4.3 4.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 5.0 5.1 5.2 5.3 5.4 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 6.0 6.1 6.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 8.0 8.1 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ Drummond Island comprises the bulk of Drummond Township, Chippewa County, Michigan. According to the U.S. Census Bureau, the land area of Drummond Township is 334.3 km2, or 129.1 mi2, and its population was 992 in the year 2000. The township includes a number of apparently uninhabited smaller islands in Potagannissing Bay, and their estimated combined area is not more than four mi2.
- ↑ 10.0 10.1 10.2 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 11.0 11.1 Lua error in package.lua at line 80: module 'strict' not found.
- ↑ 12.0 12.1 12.2 Lua error in package.lua at line 80: module 'strict' not found.