word | | Area - comparative |
| size | India | slightly more than one-third the size of the US |
| size | Indian Ocean | about 5.5 times the size of the US |
| size | Indonesia | slightly less than three times the size of Texas |
| size | Iraq | slightly more than twice the size of Idaho |
| size | Isle of Man | slightly more than three times the size of Washington, DC |
| size | Jan Mayen | slightly more than twice the size of Washington, DC |
| size | Jersey | about two-thirds the size of Washington, DC |
| size | Kazakhstan | slightly less than four times the size of Texas |
| size | Kenya | slightly more than twice the size of Nevada |
| size | Kiribati | four times the size of Washington, DC |
| size | Lebanon | about 0.7 times the size of Connecticut |
| size | Liechtenstein | about 0.9 times the size of Washington, DC |
| size | Macau | less than one-sixth the size of Washington, DC |
| size | Madagascar | slightly less than twice the size of Arizona |
| size | Maldives | about 1.7 times the size of Washington, DC |
| size | Mali | slightly less than twice the size of Texas |
| size | Malta | slightly less than twice the size of Washington, DC |
| size | Marshall Islands | about the size of Washington, DC |