| Anime Club | 08/11/2017 4:30 PM - 5:30 PM |
| All city facilities closed in observance of Thanksgiving Day | 11/23/2023 |
| All city facilities closed in observance of Thanksgiving Day | 11/28/2024 |
| All city facilities closed in observance of New Year’s Day | 01/01/2025 |
| All city facilities closed in observance of Christmas Day | 12/25/2024 |
| All City Facilities closed in observance of 4th of July | 07/04/2024 |
| All city facilities closed for Thanksgiving Day | 11/24/2022 |
| All city facilities closed for Thanksgiving Day | 11/26/2020 |
| All city facilities closed for Thanksgiving Day | 11/25/2021 |
| All city facilities closed for Independence Day | 07/04/2025 |
| Adams County Electronics Recycling Event | 04/01/2017 9:30 AM - 2:30 PM |
| Adams County Electronic Recycling Event | 08/26/2017 9:30 AM - 2:30 PM |
| Adams County E911 Emergency Telephone Service Authority | 02/13/2019 3:00 PM - 4:00 PM |
| Adams County E911 Emergency Telephone Service Authority | 04/10/2019 3:00 PM - 4:00 PM |
| A Photography Exhibition: Historic Commerce City | 10/18/2019 6:30 PM - 8:30 PM |
| A Day with Friends: Embracing Accessibility | 07/26/2025 10:00 AM - 2:00 PM |
| A Conversation with "Colorado's Highest" Author Jeri Norgren | 05/07/2022 2:00 PM - 3:00 PM |
| 9HealthFair: Own Your Health | 11/11/2017 7:00 AM - 12:00 PM |
| 9HealthFair: Own your health | 04/28/2018 8:00 AM - 12:00 PM |
| 9Health Fair: Free and low-cost screenings | 11/10/2018 7:00 AM - 12:00 PM |
