| Insula Multos Collibus | Avery Brewing Company | | 9.8% |
| Insulated | Brooklyn Brewery | Schwarzbier | 5.6% |
| Insurrection | Fulton Beer | Imperial IPA | 9.0% |
| Insurrection | Rivertown Brewing Company | Imperial IPA | |
| Integrity Ale | Rogue Ales | American Amber / Red Ale | |
| Intense Red Oude Kriek | 3 Fonteinen | Fruit Lambic | 5.0% |
| Intensified | Brooklyn Brewery | American Porter | 11.8% |
| Intensified Coffee Porter | Brooklyn Brewery | American Porter | 11.8% |
| Intensify | Gigantic Brewing Co. | Belgian IPA | 8.1% |
| intention Space Saison - Chardonnay | Straight to Ale Brewing | Saison | 8.5% |
| Inter | Toppling Goliath | | |
| Intergalactic Acid | The Tap | | 2.7% |
| Intergalactic Warrior | Toppling Goliath | | |
| Interlude | Allagash Brewing Company | American Strong Ale | 9.5% |
| International Arms Race | BrewDog Ltd | American IPA | 7.5% |