| Single Thread 2023 | Side Project | | |
| Single Track Mind | Block 3 Brewing Co. | Belgian Pale Ale | 6.3% |
| Single Tree Hickory | Scratch Brewing | Wild Ale | 6.0% |
| Single-Barrel Foggy Notion | Mother's Brewing Company | American Barleywine | 10.8% |
| Single-Malt-Bier | Wdi-Bru-Huus | American Lager | |
| Single-Wide I.P.A. | Boulevard Brewing Company | American IPA | 5.7% |
| Singletrack Copper Ale | Boulder Beer Company | American Pale Ale | 5.0% |
| Singletrack Copper Ale | Denver ChopHouse and Brewery | American Pale Ale | 5.6% |
| Singular Realm | Amalgam | American Imperial Stout | 14.3% |
| Singular Rhythms | Modern Times | Saison | 5.5% |
| Singular Rhythms w/ Boysenberry & Blackcurrant | Modern Times | Saison | 5.5% |
| Singular Rhythms W/ Gewürztraminer Grape Must & Nelson Hops | Modern Times | Saison | 6.0% |
| Singularity | Driftwood Brewery | Russian Imperial Stout | 14.0% |
| Singularity | Lehe Pruulikoda | Russian Imperial Stout | 18.0% |
| Singularity | Stubborn Beauty Brewing Company | American Imperial Stout | 12.0% |