Halloween Party & Carnival
When: Friday, October 23, 2026 at 6:00 PM PT
Where: Santa Rosa, CA
Halloween Party & Carnival at sonomacounty.com. Halloween Party & Carnival is a community event in Santa Rosa, California. It takes place at sonomacounty.com. The address is Santa Rosa, CA. The date is Friday, October 23, 2026 and it starts at 6:00 PM Pacific time. It is scheduled to end at 9:00 PM. This listing comes from sonomacounty.com. It is listed under Activity on the SoCoSync calendar of Sonoma County events, which is rebuilt every night from venue and community sources. Check the venue page for changes before you go.