| Special Olympics Polar Plunge | 03/02/2024 10:00 AM - 1:30 PM | Not Included | Not Included | |
| Special Olympics Polar Plunge | 03/01/2025 10:00 AM - 1:00 PM | Not Included | Not Included | |
| SPCA Dog Days of Summer | 08/21/2010 10:00 AM - 3:00 PM | Not Included | Not Included | |
| Spare Change Music Festival | 05/06/2017 12:00 PM - 7:00 PM | Not Included | Not Included | |
| Soupstock 2024 | 05/25/2024 1:00 PM - 5:00 PM | Not Included | Not Included | |
| Soupstock 2020 - 40th Anniversary of the founding of Food Not Bombs | 05/24/2020 11:00 AM - 6:00 PM | Not Included | Not Included | |
| So-So Market | 05/14/2022 8:00 AM - 5:00 PM | Not Included | Not Included | |
| So-So Market | 04/08/2023 10:00 AM - 5:00 PM | Not Included | Not Included | |
| So-So Market | 05/13/2023 10:00 AM - 5:00 PM | Not Included | Not Included | |
| So-So Market | 06/10/2023 10:00 AM - 5:00 PM | Not Included | Not Included | |
| SOIF's 10th ANNIVERSARY Celebration | 08/05/2012 2:00 PM - 8:00 PM | Not Included | Not Included | |
| SOIF"s WAITER RACES 2013 | 07/14/2013 1:00 PM - 5:00 PM | Not Included | Not Included | |
| So So Market | 02/11/2023 8:00 AM - 6:00 PM | Not Included | Not Included | |
| SNOW NIGHT by Downtown Association | 12/12/2013 4:00 PM - 7:30 PM | Not Included | Not Included | |
| Snapshot Day 2018 | 05/05/2018 1:00 PM - 2:00 PM | Not Included | Not Included | |
| Snapshot Day | 03/28/2017 12:00 PM - 7:00 PM | Not Included | Not Included | |
| Slug Cycling - WCCC Race Weekend | - | Not Included | Not Included | |
| Single Speed Cyclocross Scavenger Hunt | 11/11/2023 | Not Included | Not Included | |
| SILENT FRISCO | 05/10/2015 1:00 PM - 7:00 PM | Not Included | Not Included | |
| SILENT FRISCO | 05/11/2014 2:00 PM - 6:30 PM | Not Included | Not Included | |
