Colorado Boulevard turns into Pasadena's biggest trick-or-treat block party on Halloween night — costumed kids hit up participating shops for candy from 4 to 8pm, no ticket needed. It's the kind of low-key, walkable tradition that makes Old Pasadena feel like a real neighborhood for one evening.
Family Favorite
Old Pasadena Halloween Trick-or-Treat
October 31, 2026
4:00 PM - 8:00 PM
Colorado Boulevard, Old Pasadena
