Seaside Halloween Events 2026

Browse Halloween in Seaside

Illustration of a skeleton dinosaur in a witch hat with pumpkins in a grand Halloween hall with bats and visitors

SeasideFamily-Friendly Fall Activities49 family events

Illustration of a Halloween party at dusk with costumed characters around a punch bowl, a ghost, pumpkins and string lights

SeasideHalloween Food, Drink, and Parties18 parties & tastings

Illustration of a haunted mansion with glowing windows, ghosts, a stone path, and jack-o'-lanterns at twilight

SeasideHaunted Experiences10 haunted attractions

Illustration of an outdoor movie night on a lawn with costumed characters in chairs facing a glowing screen and pumpkins

SeasideHalloween Movies, Theater, and Entertainment5 shows & screenings

Illustration of friendly ghosts on small town rooftops with pumpkins and glowing windows as two witches fly past a full moon

SeasideUnique Halloween Events9 unique events

Editor's Picks

Illustration of clay figures in costumes mingling among striped market tents and pumpkin displays under orange autumn trees (Seaside Halloween Bonanza)

Seaside Halloween BonanzaFri, Oct 30Haunted house, games, and costume contest hosted by the City of Seaside.

Illustration of smiling ghost figures and a small costumed child beside pumpkins and paint cups on a wooden table (Presidio of Monterey DFMWR Trunk or Treat)

Presidio of Monterey DFMWR Trunk or TreatSat, Oct 24Features trunk decorating contests, candy, and games for children.

Illustration of an older person handing out candy to costumed children on a glowing neighborhood porch at dusk (Halloween on the Wharf Costume Contest)

Halloween on the Wharf Costume ContestMonterey · Sat, Oct 31Features trick-or-treating and a costume contest with cash prizes.

Illustration of costumed figures near striped booths and pumpkin displays on a grassy town square with orange autumn trees (Annual Pumpkin Roll)

Annual Pumpkin RollCarmel-by-the-Sea · Sat, Oct 24Roll provided pumpkins down Ocean Avenue along a hay-bale-lined course.

Illustration of a skeleton and a pumpkin headed guitarist with a witch singer on a night stage with pumpkins and a moon (Candlelight: A Haunted Evening of Halloween Classics)

Candlelight: A Haunted Evening of Halloween ClassicsSalinas · Sat, Oct 24A string quartet tribute to spooky classics bathed in candlelight.

Illustration of small costumed figures and a witch playing on a sunny lawn with pumpkins, hay bales, a tent and orange trees (Halloween Weekend I)

Halloween Weekend ISanta Cruz · Oct 2 – Oct 4Family camping weekend featuring costume contests, haunted train rides, and dive-in movies.

Events Happening Soon

Sat31Oct Halloween at the BoardwalkSanta Cruz

Illustration of a child in a witch costume holding a pumpkin bucket on a leafy sidewalk lined with glowing houses at dusk (Halloween at the Boardwalk)

Sat24Oct Cupertino Monster Mash Halloween BashCupertino

Illustration of a pumpkin patch with many orange pumpkins, curling vines, a wheelbarrow and a small farm stand at dusk (Cupertino Monster Mash Halloween Bash)

Fri30Oct Halloween by 365 Night MarketSan Jose

Illustration of a fall festival street with big pumpkins in front, striped booths, and small figures under orange trees (Halloween by 365 Night Market)

Sat31Oct San Jose Halloween Bar CrawlSan Jose

Illustration of a cozy lantern lit patio at night where costumed figures toast frothy beer mugs at wooden picnic tables (San Jose Halloween Bar Crawl)

Sat31Oct Avenida de AltaresSan Jose

Illustration of a town square fall festival with striped pumpkin booths, costumed figures, and orange autumn trees (Avenida de Altares)

About Halloween in Seaside

October belongs to Seaside, where family Halloween events, Halloween activities, and pumpkin patches bring the community together. Halloween Bonanza gives residents and visitors a cheerful place to enjoy costumes, candy, and seasonal entertainment. Around Seaside’s neighborhoods and the Monterey Bay coastline, trick-or-treat trails, candy crawls, and colorful lights add a festive glow. Brave guests can look for eerie adventures after dark, while families with young children can keep the celebration relaxed with daytime activities and friendly local gatherings.