| Insufficient Clearance | Sketchbook Brewing Co. | New England IPA | 5.0% |
| Insufficient Clearance | Sketchboom Brewing Company | American IPA | |
| Insufficient Funds | Definitive Brewing Company | Imperial IPA | 10.3% |
| 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 | |
| Intangible Tides | Burlington Beer Company | Imperial IPA | 10.0% |
| Integration | Manic Meadery | | |
| Integrity Ale | Rogue Ales | American Amber / Red Ale | |
| Intemperance | Moksa Brewing Company | American Imperial Stout | 15.8% |
| Intenional Invitation | Sante Adairius Rustic Ales | Saison | 7.8% |
| Intens Rood | 3 Fonteinen | Fruit Lambic | 6.8% |
| Intens Rood (season 16|17) Blend No. 35 | 3 Fonteinen | | |
| Intens Rood (season 18|19) Blend No. 112 | 3 Fonteinen | Fruit Lambic | 6.5% |