| Online Registration Now Open for Manhattan Beach Residents! | 07/27/2009 | Not Included | Not Included |
| Online Spring 2010 Resident Registration Begins | 03/01/2010 | Not Included | Not Included |
| Online Water Payments Scheduled Maintenance | 07/06/2009 2:00 PM - 2:30 PM | Not Included | Not Included |
| Online Winter 2010 Resident Registration Begins | 12/14/2009 | Not Included | Not Included |
| Open Cards and Games in OASIS | 01/10/2009 12:00 PM - 4:00 PM | Not Included | Not Included |
| Open House and Bike/Skateboard Safety Expo | 06/03/2016 4:30 PM - 7:00 PM | Not Included | Not Included |
| Open House: West Basin Ocean-Water Desalination Facility | 12/04/2010 10:00 AM - 2:00 PM | Not Included | Not Included |
| Open Lab: CANCELLED | 03/13/2016 10:00 AM - 6:00 PM | Not Included | Not Included |
| Opening Art Exhibition Reception - Outside the Lines: A Senior Art Show | 07/07/2017 6:00 PM - 8:00 PM | Not Included | Not Included |
| Opening Art Exhibition Reception: Lynn Aldrich "Fly High Dive Deep" | 10/21/2022 5:00 PM - 7:00 PM | Not Included | Not Included |
| Opening Art Exhibition Reception: Method Movement Memory | 07/14/2017 6:00 PM - 9:00 PM | Not Included | Not Included |
| Opening Art Exhibition Reception: TWO by Two- Stories Beneath the Surface | 02/22/2019 5:00 PM - 9:00 PM | Not Included | Not Included |
| Opening Celebration: Discover Manhattan Beach | 07/12/2019 6:00 PM - 9:00 PM | Not Included | Not Included |
| Opening Reception - Four Artists: Singular Impressions | 06/29/2010 6:00 PM - 8:00 PM | Not Included | Not Included |
| Opening Reception - Fresh Perspectives | 08/31/2007 7:00 PM - 9:00 PM | Not Included | Not Included |
| Opening Reception - Legacy: Honoring Homeira Goldstein's History with the Manhattan Beach Art Center | 10/27/2023 5:00 PM - 7:00 PM | Not Included | Not Included |
| Opening Reception - Metamorphosis: A Meditative Exploration of Space, Material, and Process | 01/20/2023 5:00 PM - 7:00 PM | Not Included | Not Included |
| Opening Reception - StART Projects Art Exhibition: There Is No Pretense Here | 05/19/2017 6:00 PM - 8:00 PM | Not Included | Not Included |
| Opening Reception - Swell | 04/21/2023 5:00 PM - 7:00 PM | Not Included | Not Included |
| Opening Reception - Words into Images: Intergenerational Art Show | 05/11/2016 5:00 PM - 7:00 PM | Not Included | Not Included |
