Halloween at the Downtown SLO Farmers' Market

Thursday, October 29, 2026

Kick off the Halloween weekend with us with a fun-filled evening of costumes, candy, and karaoke!

Join us for the spookiest night of fun in downtown San Luis Obispo! Activities include the beloved Trick-or-Treat Trail at dozens of downtown businesses, a Costume Contest in Mission Plaza, festive photo opportunities and more. This event is free, family-friendly, and open to the public!

Trick-or-Treat Trail

6–8 PM

Dress up in your spookiest (or silliest) costume and follow the trail map through downtown San Luis Obispo as you collect candy from dozens of participating businesses.

Trick-or-Treaters are encouraged to bring your own treat bag.

Additionally, select Farmers' Market vendors will be passing out candy starting at 6 PM.

Trick-or-Treat Trail 2026 Map coming soon!

Costume Contest in Mission Plaza

6–6:30 PM: On-Site Registration & Check-In
6:30–8 PM: Costume Contest

Prizes from local businesses will be awarded to winners in the following categories: Age groups 0–2, 3–4, 5–8, and 9–12, as well as pairs and groups/families. Participation is free!

Pre-register for the Costume Contest here!

Costume Contest Rules

Real or realistic-looking weapons, including but not limited to swords, guns, knives, and any other dangerous items, are prohibited.

Costumes must be appropriate and in good taste. No offensive, graphic, or overly revealing attire, please.

Hazardous props, including sharp objects or fire, are prohibited.

Farmers' Market

6–9 PM • Higuera Street

Come in your costumes and enjoy five blocks of over 100 vendors offering fresh produce, famous BBQ, delicious meals, crafts, baked goods, entertainment, and more.