The Big Backyard
New Berlin Industrial Park, New Berlin, WI
Long-running New Berlin indoor playground with all-day open play, a huge climbing structure, ride-on toys, toddler areas, and detailed party options.
Main indoor playground overview geared especially to younger kids.
Editorial notes
What stands out
A strong classic indoor-playground pick for younger kids, especially if you want open-ended play instead of trampoline-park intensity.
Good fit
- Kids roughly 0-8
- Younger siblings who want a true indoor playground
- Families looking for budget-friendly repeat visits
- Parents planning detailed birthday parties
Consider another option if
- Older kids wanting thrill-style attractions
- Families who only want weekend afternoon open play, since later Saturday time shifts to parties
Know Before You Go
- Socks
- Socks are required for both adults and children.
- Socks
- Socks are required for both kids and adults.
- Food
- Bring-your-own snacks and drinks are allowed, and the Backyard Bistro sells food and drinks.
- Waiver
- A signed waiver is required for admission.
- Timing
- Saturday open play ends at 3:00 PM before private-party blocks.
- Supervision model
- Caregiver supervised
What to Expect
For kids
- Babies
- Toddlers
- Preschoolers
- Big kids
- Toddler area
- Climbing structure
For caregivers
- Snack bar
- Food available
- Coffee available
- Caregiver supervised
- Visit type
- Classic open ended indoor playground visit.
Read more about this location
The Big Backyard is a long-running indoor playground in New Berlin geared especially toward children ages 0-8. Families will find more than 10,000 square feet of indoor play space with a giant wooden climbing set, slides, ride-on toys, infant and toddler zones, open-play admission, a small bistro, and unusually detailed party options that make it one of the more planning-friendly under-9 spots in the Milwaukee suburbs.
Hours & Admission
Posted hours
Check posted weekly hours
View full weekly hours
| Monday | 9:00 AM – 4:00 PM |
|---|---|
| Tuesday | 9:00 AM – 7:00 PM |
| Wednesday | 9:00 AM – 7:00 PM |
| Thursday | 9:00 AM – 7:00 PM |
| Friday | 9:00 AM – 8:00 PM |
| Saturday | 9:00 AM – 3:00 PM |
| Sunday | Closed for open play; private parties and special events only |
Based on posted weekly hours. Holidays, private events, seasonal schedules, and special closures may differ.
Admission
| Visitor | Price |
|---|---|
| Weekday Open Play | $8 for the first child on weekdays and $7 for each sibling. |
| Adults And Infants | Adults and infants under 1 are free. |
| Saturday Open Play | $9 per child on Saturdays. |
Admission details can change. Confirm current fees before visiting.
Accessibility
Sensory
Usually easier for younger kids than a trampoline park, though Saturday play and birthday blocks can still get noisy.
Mobility
Single-site industrial-park location with on-site parking and a large indoor footprint.
Location
2857 S 160th St
New Berlin, WI, 53151
Other options nearby
Source reviewedAir City 360 Adventure Park
New Berlin adventure park with trampolines, obstacle and ninja-style play, a toddler zone, arcade games, and party packages.
Source reviewedKelmann Kids Zone
City-run indoor playground in New Berlin with broad weekday access, split weekend sessions, low pricing, and RecPASS options.
Source reviewedBug & Goose Play Cafe
Elm Grove play café with timed open-play sessions, coffee for grown-ups, a crawler zone, and a thoughtfully designed play space for kids 6 and under.
Sources & Updates
4 public sources on record · Last checked Apr 8, 2026. Time-sensitive details may have changed.
View source and update details
- Last check on record
- Apr 8, 2026
- Sources reviewed
- 4 public sources
Public sources
- Official home pagethebigbackyardwi.com
Checked: hours, age fit, overall features
- Official open play pagethebigbackyardwi.com
Checked: open-play pricing, waiver, socks policy, food details
- Official parties pagethebigbackyardwi.com
Checked: party package pricing, deposit, food policy
- Official contact pagethebigbackyardwi.com
Checked: address, phone, email
What changed
April 8, 2026
Added the verified address, open-play pricing, party package details, and clearer younger-kid planning guidance.