Best Indoor Playgrounds in Williamsport, Pennsylvania
1
Treasure Castle Playland
Address: 1414 W Southern Ave, Williamsport, PA 17702
Treasure Castle Playland in Williamsport, Pennsylvania, is a whimsical indoor playground housed in a converted church building that still showcases its original stained glass windows and architectural charm. The facility features an extensive play structure with slides, tunnels, and climbing walls, complemented by dedicated areas for toddlers filled with age-appropriate toys and activities. The venue offers affordable admission prices and a casual café serving kid-friendly meals, making it an ideal destination for birthday parties and family outings throughout the year.
What People Are Saying

Energy Burning: Many reviews highlight the playground's effectiveness in allowing children to burn off energy, with phrases like "burn off some energy" and "release a lot of Energy" frequently appearing.
Toddler Area: One review specifically mentions a "toddler area full of different toys and play stations", indicating a dedicated space for younger children.
Food & Snacks: Several reviews describe food and drink options available, including hotdogs, chicken nuggets, nachos, popcorn, slushies, and pizza. One review mentions reasonably priced food.

Cleanliness: One review explicitly praises the cleanliness of the facility, stating that it was "very clean". While other reviews do not mention cleanliness, the lack of negative comments regarding cleanliness suggests a relatively clean environment.
Parties: Several reviews explicitly mention birthday parties being held at the indoor playground. One review specifically suggests it as a great place for a kids' party.

Socks: One review states that "They require normal socks for kids but have them for purchase for just $1 if you come without."
Prices: Reviews mention admission prices ranging from $10 for a toddler and two adults to unspecified prices for other age groups and party packages. Specific pricing is not consistently provided across all reviews.

Activities: Multiple reviews mention a variety of activities including slides, climbing structures, tunnels, a castle playground, traditional playroom toys, puzzles, play kitchens, a small arcade, and virtual projector stepping games.
Not Noted
Adult Space: Reviews focus primarily on the children's play areas and food offerings, with no mention of adult-specific spaces such as lounges, cafes, bars, massage chairs, or alcoholic beverages for parents.

Restrooms: There is no direct mention of restroom facilities in the reviews. The absence of negative comments regarding restroom access or cleanliness does not confirm or deny their availability and state.
2
Outback Roos
Address: 2925 W 4th St, Williamsport, PA 17701
Outback Roos in Williamsport, Pennsylvania, offers an expansive indoor playground featuring multiple bounce houses and dedicated areas for different age groups. The facility provides a perfect venue for birthday parties with full-service party rooms where staff handle everything from decorations to cleanup, allowing parents to focus on the celebration. The welcoming environment includes space for families to enjoy snacks, a mascot named Roo who delights children with special appearances, and a team of attentive staff members who prioritize safety and fun.
What People Are Saying

Energy Burning: The reviews consistently praise the various bounce houses and active play areas, indicating that the playground offers ample opportunities for kids to burn energy.
Toddler Area: One review mentions a designated area for children aged 3 and under, suggesting the presence of a toddler area.
Adult Space: One review mentions a lounge area for parents, indicating that the playground caters to adult needs as well.

Cleanliness: Several reviews explicitly mention the cleanliness of the facility and bounce houses. One review even points out that the staff maintains a clean environment.
Parties: Multiple reviews mention birthday parties being held at the indoor playground, with positive feedback on the setup and cleanup services provided. One review specifically details the party package including decorations, plates, cutlery, and a bounce host.

Socks: One review mentions a "sock rule", but also notes that some children were still without socks, indicating an inconsistent enforcement of the rule.
Prices: Reviews mention prices ranging from $13 per child to $30 for two children, indicating varying admission costs depending on age and number of attendees.

Restrooms: While not explicitly mentioned in the reviews, the overall positive feedback and lack of negative comments regarding restroom facilities suggest their availability and cleanliness.

Activities: Reviews describe various bounce houses as the main activity. A quiet room is mentioned in one review.
Not Noted
Food & Snacks: Multiple reviews indicate that guests are allowed to bring their own food and drinks. However there is no information regarding food and snacks served by the indoor playground.