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7 family Halloween events near Washington with 2026 dates confirmed on their official sites, across 6 towns. The earliest to open is Maryland Renaissance Festival, on August 29.
Evening trick-or-treat event at the National Zoo with treat stations along the paths, after-dark visits to several animal houses and a kids dance party.
Not-so-spooky costume weekend at a county park with trick-or-treat houses, the park's miniature train and carousel, mini golf and crafts.
Small-scale Halloween evening at a county farm park: trick-or-treating around the farm, visits with the animals and seasonal crafts, in timed slots.
Costumed families walk a gentle haunted trail with games, roaming characters and treat stops in a Prince George's County regional park.
Halloween afternoon trick-or-treating around George Washington's estate, with 18th-century-style entertainment and activities for kids.
Three-day fall festival at a working county farm park with carnival rides and games, farm animals and hands-on family activities.
Weekend Renaissance fair in a wooded 16th-century-style village with jousting, stage shows, artisans and costumed performers; costumes are welcome.
Boo at the Zoo, Farm Harvest Fest and Carnival, Ghost Town, Halloween on the Farm, Maryland Renaissance Festival, Trek or Treat, and 1 more. Each has its 2026 dates, hours and prices on its own page.
The earliest in this guide is Maryland Renaissance Festival on August 29, 2026.
Boo at the Zoo, Farm Harvest Fest and Carnival, Halloween on the Farm, Maryland Renaissance Festival and Trick-or-Treating at Mount Vernon are rated 1 of 5 ghosts: not scary.
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