| A Day with Friends: Embracing Accessibility | 07/26/2025 10:00 AM - 2:00 PM |
| A Photography Exhibition: Historic Commerce City | 10/18/2019 6:30 PM - 8:30 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 |
| Adams County Electronic Recycling Event | 08/26/2017 9:30 AM - 2:30 PM |
| Adams County Electronics Recycling Event | 04/01/2017 9:30 AM - 2:30 PM |
| All city facilities closed for Independence Day | 07/04/2025 |
| 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 Thanksgiving Day | 11/24/2022 |
| All City Facilities closed in observance of 4th of July | 07/04/2024 |
| All city facilities closed in observance of Christmas Day | 12/25/2024 |
| All city facilities closed in observance of New Year’s Day | 01/01/2025 |
| All city facilities closed in observance of Thanksgiving Day | 11/28/2024 |
| All city facilities closed in observance of Thanksgiving Day | 11/23/2023 |
| Anime Club | 09/08/2017 4:30 PM - 5:30 PM |
| Anime Club | 08/11/2017 4:30 PM - 5:30 PM |
| Anythink hosts special event with One Book 4 Colorado author | 04/10/2018 11:45 AM - 12:30 PM |
| Anythink Library: Hispanic Heritage Month Celebration | 09/16/2023 1:00 PM - 4:00 PM |
| Anythink Startup Month: Small Business Marketing on a Budget | 09/07/2017 6:00 PM - 7:00 PM |
