Join us for City Hall-O-Ween this year on Thursday, October 29th at City Hall located at 13831 San Pablo Ave. The event will run from 4:00 to 5:30pm. Participants can trick or treat their way through City Hall getting fun treats as well as picking up information regarding various city services. There will also be an opportunity to vote for the department with the best booth. For more information please contact the recreation office at (510) 215-3080.