
Annual neighborhood pet parade, costume contest and live afternoon jazz jam in the garden. Tickets on Mood.
Hayes Valley Art Works hosts the annual Halloween Pet Parade and costume contest alongside an afternoon Jazz Jam in the garden. Festivities include trick-or-treating, pumpkin decorating, a neighborhood pet parade, and live jazz. Admission is free for children, with a $10–$20 sliding scale donation for adults.

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The event takes place on October 31, 2026, from 1:00 PM to 4:00 PM at Hayes Valley Art Works, located at 295 Oak St in San Francisco.
Admission is free for children, with a sliding scale donation of $10 to $20 for adults. Tickets on Mood.
The afternoon features a neighborhood pet parade, a costume contest with prizes, trick-or-treating, pumpkin decorating, and live jazz in the garden.