King Glenn’s Giant Play Fortress
A multilevel wonderland of slides, 16-foot-high tunnels, and safe climbing challenges for active adventures.
👑 Williamsport’s #1 indoor adventure destination
Step Into a Realm of Unlimited Fun!
Unleash their imagination in our safe, vibrant playland designed for non-stop adventure and unforgettable royal celebrations.
One adult free with every child!
Everything You Need to Know
Location
1414 West Southern Ave.
South Williamsport, PA 17702
Open Hours
Mon–Sat: 10 AM – 3 PM
Closed Sundays & major holidays
Safety First
Sanitized daily, secure entry and exit, with cameras watching inside and out.
Parent Perks
Free Wi-Fi, a Royal Café and a candy shop right on site.
Simple & affordable
Admission at a Glance
Ages 1–3
$10
Toddler Garden of Eden + all-day castle fun
Ages 4–12
$13
Full Castle access, including King Glenn’s Giant Play Fortress
Grown-ups
FREE
One adult free with every child’s admission. Additional adults $2 each.
Socks are required for all children. See full rates & hours →
Explore the Castle Attractions
Discover magical zones designed for safe, high-energy fun!
Toddler Garden of Eden
A sweet, age-appropriate, size-appropriate and sensory-friendly space created especially for our youngest visitors.
Princess Genesis Gaming Grounds
A fun-filled gaming area with a variety of games, rides, challenges and prizes for kids to enjoy.
Candy & Gift Shop
From 10¢ candy all the way up to $20 gifts, with plenty of options in between.
Queen Sharon of Sylvan Dell’s Royal Café
Pizza, hot dogs, nuggets, pretzels, nachos, popcorn, ice cream, slushies and quality coffee at very affordable prices.
Royal Party Rooms
Private party rooms, themes and a Royal Host make every birthday stress-free. See packages →
Stress-free celebrations
Host a Legendary Birthday!
Give your child a celebration they will never forget, without the stress of planning, decorating, or cleaning up. Our dedicated Royal Hosts take care of every magical detail so parents can actually relax and enjoy the party.
- 2 hours in your own private party room
- Pizza, slushie, popcorn, cotton candy, favor bag, paperware, balloons & a table candy spread
- Optional themes: Disney, Marvel, Frozen, Paw Patrol and more
- Unlimited playland access for your guests
Golden Ring
10 kids$249
Crown of Jewels
15 kids$299
Birdseye View
20 kids$389
Secret Doorway
Private rental$600
Community & fun
Group Adventures & Camp
Group Rates
Special discounted admission pricing for schools, daycares, faith-based organizations and large community groups looking for an unforgettable day out.
- $10 per child, all ages, unlimited play
- Reserved seating areas for easy supervision
- Add a hot lunch for $6 per child
Summer Camp
The Williamsport favorite: ten weeks of full-time summer fun for kids, with field trips, creative projects and Water Day Wednesdays.
- Monday–Friday, 7:30 AM–4:30 PM
- Qualified, friendly staff in a safe indoor setting
- Now in our 17th year of camp
Make your visit enjoyableThe Royal Rules & Safety
Our Castle is built for safe, joyful play. Cameras monitor the inside and outside of the facility, the playland unit is for children who can climb through on their own, and everyone is expected to follow the Castle Rules.
Pre-K & childcare next door
Need Full-Time Childcare?
Little Treasures Preschool & Childcare is a separate business from Treasure Castle Playland. Both are owned by the same owner and located within the same complex.
Located just steps away, our sister facility offers certified full-time Pre-K and professional childcare led by a dedicated team. Call today to learn more about their age-appropriate curriculum.
The drawbridge is down
Ready to Storm the Castle?
Open Monday–Saturday, 10 AM–3 PM. One adult is always free with every child’s admission.
