Discover the best family-friendly things to do in and around the Main Line with kids, including events, festivals, attractions, and free activities through our curated calendar. Find what’s happening in Chester, Delaware, and Montgomery Counties today and plan your next family adventure!
💞 Check out our sister Community Calendars too: Philadelphia Family and Bucks County Parent.
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Join Goldfish Swim School - Oaks on Friday, October 23 from 6:00–7:30 PM for a fun-filled Halloween family event! Enjoy family swim in our warm, 90° pool, pumpkin painting, Halloween crafts, games, candy, snacks, and more.
Costumes are welcome! Bring the whole family and celebrate Halloween with an evening of swimming and fun.
Boo at the Zoo returns on weekends from October 3 through November 1, transforming the Zoo into a kooky, spooky celebration for the whole family.
Spooktacular Science Day takes place Saturday, October 24, 2026, from 11:00 am to 3:00 pm and is free with general admission. Guests can explore a full day of Halloween-themed science programming, including live demonstrations, hands-on activities, seasonal shows, and a trick-or-treat experience throughout the museum.
Sensory Friendly Halloween at The Franklin Institute is a family-friendly Halloween event in Philadelphia designed for guests who prefer a more sensory-considerate museum experience. The event includes sensory-friendly shows, Halloween trick-or-treating, hands-on activities, community programming, and general admission access to the museum.
Boo at the Zoo returns on weekends from October 3 through November 1, transforming the Zoo into a kooky, spooky celebration for the whole family.
A Main Line tradition, this enchanted (but not-too-spooky) event takes place each October and features dainty fairies, ghoulish ghosts, astronauts, witches and more!
On Monday, October 26 from 5-7 PM, families are invited to come in costume and trick-or-treat around the King of Prussia Town Center.
Get ready for the spookiest night in West Chester! Join us for Sensory Spooktacular, a sensory-friendly Halloween celebration where children of all abilities and their families can enjoy a fun and welcoming night together.
A Halloween Party is coming to Harmony Kids Playhouse, and they're ready for a morning full of music, messy fun, costumes and Halloween magic!
Boo at the Zoo returns on weekends from October 3 through November 1, transforming the Zoo into a kooky, spooky celebration for the whole family.
Boo at the Zoo returns on weekends from October 3 through November 1, transforming the Zoo into a kooky, spooky celebration for the whole family.
