| Trunk or Treat | 10/27/2012 5:00 pm - 9:00 pm |
| Trunk or Treat | 10/26/2013 5:00 pm - 9:00 pm |
| Trunk or Treat | 10/21/2023 5:00 pm - 9:00 pm |
| Trunk or Treat | 10/19/2019 5:00 pm - 9:00 pm |
| Trunk or Treat (CANCELLED) | 10/15/2022 5:00 pm - 9:00 pm |
| Trunk or Treat 2021 | 10/16/2021 5:00 pm - 9:00 pm |
| Trunk or Treat Festival! | 10/31/2008 6:00 pm - 9:00 pm |
| Turn Your TV Off - Family Game Night | 02/09/2008 5:00 pm - 8:00 pm |
| Turquoise Team Penning | 01/03/2009 8:00 am - 5:00 pm |
| UBRC - "The Big Time" | - |
| United Blood Services Blood Drive | 01/05/2016 12:00 pm - 4:59 pm |
| Urban Land Institute Public Presentation | 06/10/2011 8:00 am - 11:00 am |
| USDAA Dog Agility "Wild West" Regional Championship | 03/09/2018 |
| USDAA Dog Agility Competition | - |
| USDAA Title Mania & All-Around Dog Agility Championships - CANCELLED | - |
| Usher Barrel Horse Racing | - |
| USTRC -Lasso Del Sol | - |
| Valentine’s Day Love Bug Dance | 02/14/2012 6:00 pm - 8:00 pm |
| Valentine’s Day Love Bug Dance | 02/14/2013 6:00 pm - 8:00 pm |
| Valentine's Day Dinner at the Mill | 02/14/2015 |