Halloween
Events in Pleasanton 2026
Pleasanton
Things to do on Halloween in Pleasanton
Must-attend annual halloween events
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FeaturedSat, 31 Oct, 2026 - 02:00 PMMayes Oyster House85+ Interested
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FeaturedFri, 02 Oct • 11:59 PM + 17 moreAlameda County Fairgrounds
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Fri, 02 Oct, 2026 - 09:00 PMUSD 17
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Sat, 31 Oct, 2026 - 09:00 PMFAIRMONT HOTELUSD 44
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Fri, 30 Oct, 2026 - 06:00 PMMayes Oyster HouseUSD 7
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Fri, 23 Oct, 2026 - 10:00 AMAlameda County Fairgrounds881+ Interested
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Fri, 16 Oct, 2026 - 07:30 PM361 W Santa Clara St San Jose, CA 9519634+ Interested
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Sat, 24 Oct, 2026 - 11:00 AM649 Main St, Suite 106, Martinez, CA, United States, California 9455360+ Interested
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Fri, 09 Oct, 2026 - 08:00 PMPublic Works SF242+ Interested
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Sat, 31 Oct, 2026 - 07:30 PMUSD 8
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Fri, 30 Oct • 07:00 PM
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Halloween Parties in Pleasanton
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Sat, 31 Oct, 2026 - 09:00 PMFAIRMONT HOTELUSD 44
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Sat, 31 Oct, 2026 - 09:00 PMThe San Francisco MintUSD 45
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Fri, 30 Oct, 2026 - 09:00 PMUSD 28
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Sat, 31 Oct, 2026 - 09:30 PMSan Francisco SpiritUSD 55
KID-FRIENDLY HALLOWEEN
Choose your pick for a kid-friendly scare.
Trunk or Treat events in Pleasanton
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Sat, 24 Oct, 2026 - 02:00 PMGood Samaritan HospitalFree
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Sat, 24 Oct, 2026 - 11:00 AMKennedy Park in Hayward132+ Interested
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Featured
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Sat, 31 Oct, 2026 - 05:00 PM2550 S Tracy Blvd, Tracy, CA 95376-9102, United States90+ Interested
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Trick or Treat events in Pleasanton
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Featured
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Sat, 24 Oct, 2026 - 07:30 PMCalifornia Theatre7+ Interested
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Costume Parties in Pleasanton
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Sat, 10 Oct, 2026 - 01:00 PM649 Main St, Suite 106, Martinez, CA, United States, California 9455338+ Interested
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Fri, 30 Oct, 2026 - 09:30 PMUSD 50
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Fri, 23 Oct, 2026 - 09:00 PMThe Great NorthernUSD 21
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Fri, 30 Oct, 2026 - 09:00 PMFree
Ghost Hunts in Pleasanton
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Fri, 16 Oct, 2026 - 06:00 PM3050 Berryessa Rd, San Jose, CA, United States, California 9513248+ Interested
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Sat, 24 Oct, 2026 - 04:00 PM4444 East Ave, Livermore, CA, United States, California 9455022+ Interested
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Fri, 16 Oct, 2026 - 06:00 PMRavenswood Historic Site21+ Interested
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Bar crawls events in Pleasanton
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Fri, 02 Oct, 2026 - 09:00 PMUSD 17
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Fri, 30 Oct, 2026 - 06:00 PMMayes Oyster HouseUSD 7
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Sat, 31 Oct, 2026 - 07:30 PMUSD 8
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Fri, 30 Oct • 07:00 PM
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Sat, 31 Oct, 2026 - 02:00 PMMission DistrictUSD 13
Free halloween events in Pleasanton
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Sat, 24 Oct, 2026 - 02:00 PMGood Samaritan HospitalFree
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Fri, 30 Oct • 04:00 PMGrand Century Shopping MallFree
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