Planning a family day out and searching for indoor playgrounds near Boston? Whether it's a rainy Saturday in May or you just need somewhere to burn off some energy after school, the Greater Boston and MetroWest area has a solid lineup of indoor play destinations. Here's our honest, updated guide for 2026 — covering everything from a beloved MetroWest gem to well-known spots across the region.
We've organized these picks to help you quickly find the right fit by age, location, and what kind of experience your family is looking for.
1. Hey Kiddos Playtime — Marlborough, MA (Our Top Pick)
If you're anywhere in MetroWest or Central Massachusetts, Hey Kiddos Playtime is the indoor playground to know. Located at 601 Donald Lynch Blvd in Marlborough — right off I-290 and easy to reach from Framingham, Hudson, Shrewsbury, and Westborough — this 26,000-square-foot facility was built specifically for families with kids ages 0–12.
Here's what sets Hey Kiddos apart from every other indoor play space in Massachusetts:
- 100% nut-free facility — a deeply personal commitment by founders Claudio and Graziella, who started the venue after their daughter Zoe was diagnosed with a severe nut allergy. Allergy families can truly exhale here.
- Three age-specific play zones: Toddler's Wonderland (ages 0–3), Explorer's Cove (ages 3–6), and Adventure Zone (ages 6–12), so every child is playing in a space designed for them
- Open drop-in play Tuesday through Sunday, with easy advance booking — grab your tickets online to secure your spot, especially on weekends
- Birthday party packages that are actually stress-free, including premium VIP options that feel like a real celebration
- Family memberships that pay for themselves within a few visits — explore membership plans here
If you haven't visited Hey Kiddos yet, this is your sign to go. It's consistently the most recommended indoor playground by MetroWest families, and once you see the space, you'll understand why.
2. LEGOLAND Discovery Center Boston — Somerville, MA
Located at Assembly Row in Somerville, LEGOLAND Discovery Center is a fantastic choice for LEGO-obsessed kids ages 3–10. The experience includes interactive building zones, a 4D cinema, and LEGO-themed rides across a purpose-built facility. It's fully admission-based — book tickets in advance since weekend slots sell out quickly. Plan for a 2–3 hour visit, and note that parking at Assembly Row can be tight on busy days, so arrive early or take the Orange Line to Assembly station.
3. Boston Children's Museum — Boston, MA
One of the country's oldest children's museums, the Boston Children's Museum at Fort Point Channel is a timeless rainy-day destination. Rotating and permanent exhibits cover science, art, movement, and culture for toddlers through early elementary. It's steps from South Station, making it one of the few venues on this list that's easy to reach by commuter rail. Check their website for current admission pricing and any ticketed special events before heading in.
4. Discovery Museums — Acton, MA
A quieter, more intimate option for MetroWest families, the Discovery Museums in Acton offer a two-museum campus blending imaginative play with hands-on science. One museum caters to younger children under 8 with sensory and creative play environments; the other focuses on science exploration for older kids. It's a wonderful alternative when you want something educational but still genuinely fun, and the scale of the venue means it never feels overwhelming. Memberships here also offer strong value for repeat visitors.
5. Launch Trampoline Park — Multiple MA Locations
For families with kids 6 and up who need a serious energy outlet, Launch Trampoline Park delivers. With Massachusetts locations including one in Milford — convenient for MetroWest — Launch features wall-to-wall trampolines, foam pits, dodgeball courts, and slam dunk zones. Grip socks are required at check-in and are available for purchase. Launch also handles birthday parties and group events well. It's best for the 6–14 age range; not the right fit for toddlers.
6. Sky Zone Trampoline Park — Multiple MA Locations
Another strong option for active older kids, Sky Zone Trampoline Park has Massachusetts locations with a similar mix of jump courts, climbing walls, and high-energy zones. Many Sky Zone locations offer dedicated Toddler Time sessions — lower-traffic slots where younger kids (usually 3–6) can safely enjoy the courts. If you have both a toddler and an older child, it's worth checking the schedule at your nearest location to see if a Toddler Time slot lines up with your plans.
7. Pump It Up — Multiple MA Locations
Pump It Up is an inflatable party venue franchise with several Massachusetts locations. Their model is primarily built around private events — renting out inflatable jump arenas for birthday parties and group gatherings — but many locations offer open jump sessions during the week. If your kids are ages 3–10 and absolutely love bounce houses, it's worth adding to your rotation. The experience is more structured and time-limited than an open-play facility, but for an energetic 90-minute jump session, it consistently delivers.
Tips for Planning Your Indoor Play Day in Greater Boston
- Book ahead when possible. Popular venues — especially Hey Kiddos and LEGOLAND — fill up fast on weekends and school holidays. Five minutes of planning online saves a lot of frustration at the door.
- Match the venue to your kids' ages. Toddlers and school-age kids often thrive in different environments. Hey Kiddos' dedicated age-separated zones are one reason it works so well for families with kids at different stages.
- Consider a membership if you visit often. Indoor play in New England isn't just for winter — it's a year-round habit. Memberships at venues like Hey Kiddos can save families hundreds of dollars annually.
- Verify allergy policies before you go. Most venues on this list have standard food restrictions, but Hey Kiddos is the only one on this list that is a fully nut-free facility — a meaningful distinction for families managing serious allergies.
The Bottom Line
Greater Boston and MetroWest Massachusetts families are lucky to have a strong lineup of indoor play options in 2026. If you want one destination that truly covers all ages, maintains rigorous safety standards, and delivers a genuinely warm family experience — without fighting city traffic — Hey Kiddos Playtime in Marlborough is the clear first choice in the region.
Ready to come play? Buy your tickets online and discover why families across Worcester County and MetroWest Massachusetts keep coming back to Hey Kiddos Playtime.