October
- dineLA Restaurant Week October 1, 2021 - October 15, 2021
- Free Events in October October 1, 2021 - October 31, 2021
- Old Pasadena Virtual Tour October 2, 2021
- Armory Fall Classes October 4, 2021 - December 18, 2021
- Health & Wellness Experience October 4, 2021 - October 8, 2021
- Jaycees Golf Tournament October 6, 2021
- ArtNight Pasadena October 8, 2021
- National Coming Out Day October 11, 2021
- Evening for the Station October 13, 2021
- KCRW Summer Nights October 16, 2021 - October 23, 2021
- Latino Heritage Concert October 16, 2021
- Haunted Pasadena October 22, 2021 - November 5, 2021
- Halloween at One Colorado October 23, 2021 - October 31, 2021
- Day of the Dead Concert October 24, 2021
- Phantoms, Specters and Demons, Oh My! October 30, 2021
