| Ice Line Quad Rinks | West Chester | 500 seats | — | — |
| Indiana State College Arena | Indiana | 5,500 seats | December 1, 1962 | — |
| Infinity Park | Glendale | 4,000 seats | 2007 | rugby union |
| Ingalls Rink | New Haven | 3,500 seats | 1958 | — |
| Inter&Co Stadium | Florida | 25,500 seats | February 24, 2017 | association football |
| International Amphitheatre | Chicago | 9,000 seats | December 1, 1934 | taekwondo |
| Iowa State Armory | Iowa | 7,500 seats | 1923 | — |
| Irwin Belk Track and Field Center/Transamerica Field | North Carolina | 4,000 seats | February 25, 1996 | — |
| Island Garden | New York | — | — | — |
| Islanders Iceworks | Syosset | — | — | — |