| International Men of Mystery | Amager Bryghus | Imperial IPA | 8.5% |
| International Space Saison - Rum | Straight to Ale Brewing | Saison | |
| International Space Saison - Tequila | Straight to Ale Brewing | Saison | 8.5% |
| Interrobang | Solemn Oath | Tripel | 9.0% |
| Intersection of Species | Jester King / Side Project / Off Color | Saison | 4.6% |
| Intersection Of Species | Jester King Craft Brewery | | |
| Interstellar Hitchiker | Monkish Brewing Co. | Saison | 5.3% |
| Interurban IPA | Fremont Brewing Company | American IPA | 6.2% |
| Interval Ale - Winter Ion | Element Brewing Company | Herb and Spice Beer | 8.5% |
| Intimidator | Straight to Ale Brewing | Doppelbock | 9.0% |
| Introspection | Deciduous Brewing Company | Russian Imperial Stout | 10.3% |
| Introvert Session IPA | Left Hand Brewing Company | American IPA | 4.8% |
| Invasion Farmhouse IPA | Mikkeller | American IPA | 8.0% |
| Invasion IPA | Mikkeller/Anchorage | | |
| Invasion Pale Ale | Cigar City Brewing | | 5.0% |