Halloween Events in Delaware This Weekend: Sea Witch Festival & More (Oct. 23–25)

🎃 Ready for a spooky-good weekend? Ivan Thomas and Ashley Rice rounded up the best Halloween events in Delaware for October 23–25, 2026, on Good Morning Delaware. Grab your costume, round up the kids, and let’s go! 👻

🗓️ Halloween Events in Delaware: Your Weekend at a Glance

  • Fri–Sun: Sea Witch Festival – Rehoboth Beach
  • Fri: Haunted Dover Lantern Tour – Dover
  • Fri–Sat: YMCA Fall Festivals – statewide
  • Sat: William Penn Day – New Castle
  • Sat: Halloween Trunk or Treat Bash – Dover
  • Sun: Halloween Parade & Trick or Treat Main Street – Newark
  • Sun: Making Strides of Delaware – Wilmington

🧙 Sea Witch Festival – Rehoboth Beach (Oct. 23–25)

2026 Sea Witch Festival poster featuring the Headless SeaHorseman, Rehoboth Beach, Delaware, October 23–25
2026 Sea Witch Festival poster. Image: Rehoboth Beach-Dewey Beach Chamber of Commerce & Visitors Center

Delaware’s biggest Halloween party is back, celebrating 36 years of fun with this year’s theme, The Headless SeaHorseman! Enjoy festival fun at Grove Park all weekend, the famous Sea Witch Parade on Saturday at 11 a.m. along Rehoboth Avenue, and the Sea Witch 5K on Sunday. Plan ahead for road closures and parking restrictions.

🏮 Haunted Dover Lantern Tour – Dover (Fri., Oct. 23)

Guests gather around a glowing lantern on a nighttime ghost tour
Lantern-lit ghost tours are a Delaware fall favorite. Photo: US Ghost Adventures

Lantern in hand, explore Dover’s spookiest stories on The Green at First State Heritage Park. Tours start at 7:30 p.m., last about an hour, and cost $15. Spots are limited, so register early! Another tour runs Oct. 30.

🍂 YMCA Fall Festivals – Statewide (Oct. 23–24)

Free family fun, and most branches welcome non-members! On Friday, head to the Dover, Sussex Family (Rehoboth Beach), or Brandywine (Wilmington) YMCA. On Saturday, it’s Middletown, Bear-Glasgow, and Western Family YMCA in Newark. See times for every branch.

🎩 William Penn Day – New Castle (Sat., Oct. 24)

New Castle Court House Museum, host of William Penn Day in New Castle, Delaware
Photo: Pknelson via Wikimedia Commons, CC BY-SA 3.0

Step back in time at the New Castle Court House Museum, 211 Delaware St., as New Castle celebrates William Penn’s landing. Catch a 10 a.m. talk from Iron Hill Science Center and Baroque music from the Suzuki Academy of The Music School of Delaware at 2 p.m. Event details.

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🍬 Halloween Trunk or Treat Bash – Dover (Sat., Oct. 24)

Legislative Hall in Dover, Delaware, lit up at night with fall trees, near the Halloween Trunk or Treat Bash
Legislative Hall in Dover, steps from the Trunk or Treat Bash on Legislative Ave.

Costumes on! The Dover Police Department and Dover PAL bring trick-or-treating, bounce houses, face painting, food trucks, and a live DJ to 411 Legislative Ave. from 3 to 5:30 p.m. Bring a layer in case it gets chilly.

🎉 Newark Halloween Parade & Trick or Treat Main Street (Sun., Oct. 25)

One of the most-loved Halloween events in Delaware! Watch costumed crowds take over Main Street on Sunday afternoon, then trick-or-treat at downtown shops. Check the City of Newark for parade times.

🎀 Making Strides of Delaware – Wilmington (Sun., Oct. 25)

Making Strides of Delaware 2026 flyer: October 25 at Bellevue State Park, survivor lap 9:45 a.m., walk 10 a.m.
Flyer: American Cancer Society, Making Strides of Delaware

Walk for a cure at Bellevue State Park, 800 Carr Road. Gates open at 8:30 a.m., the Survivor Lap starts at 9:45 a.m., and the walk steps off at 10 a.m., rain or shine. Sign up or donate.

📺 Watch the Segment & Find More Fun

Watch the full segment above, then keep the fall fun going with our best Delaware pumpkin spots and the DETV events calendar, where you can submit your event for free. Find more in the Good Morning Delaware archive.

💬 Which event are you heading to? Tell us in the comments!

Event details can change, so check with organizers before you go. Images courtesy of event organizers and Wikimedia Commons contributors; see captions for credits and licenses.

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