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Ultimate Ninjas Oak Creek
4.8 ★★★★★ 78 Google reviews · Climbing gym in Oak Creek, Wisconsin
Plan your visit
- Day pass around $55 — check current rates; most gyms price gear rental separately and discount off-peak
- Gear rental nearly every climbing gym rents shoes (~$5–8 typical) and chalk; harness rental is often bundled with a ropes pass
- Waiver always required at climbing gyms — sign it online before you go to skip the front-desk line
- First timer? bouldering needs zero experience — rent shoes and walk in; staff will point you at the easiest problems
- Kids programs classes, camps, or youth teams mentioned — check the current schedule
- Ages 5–16 — the gym's own stated range
- Today see hours ·
- Phone (414) 307-4411
- Website ultimateninjas.com
Hours
| Monday | 9 AM–9 PM |
| Tuesday | 9 AM–8:30 PM |
| Wednesday | 9 AM–8:30 PM |
| Thursday | 9 AM–8:30 PM |
| Friday | 9 AM–8 PM |
| Saturday | 10 AM–12 PM |
| Sunday | 10 AM–12 PM |
What climbers say again and again
“The staff was extremely welcoming, the space was clean and had a ton of challenges that I've seen on TV but never had the chance to get my hands on.”
“My son Charlie is 3.5 years old and loves Parkour and ultimate ninja warrior which makes life challenging to try and support this way of life for him.”
“We would 100% recommend this location for any parents considering having a birthday party here.”
“This gym and the staff are amazing; our son loves it here and the skills he has learned are amazing.”
“The staff was extremely welcoming, the space was clean and had a ton of challenges that I've seen on TV but never had the chance to get my hands on.”
From the reviews
We had a large birthday at Ultimate Ninja for my 6 year old today and it was absolutely amazing. The staff were so helpful and very welcoming. They were wonderful accommodating all our needs. Our guest list ranged from 6 to 17 and everyone had a blast. Even the adults participated and loved it so much.
We had the honor of being the first party that they hosted. My daughter’s 7th birthday party was amazing! Mike followed up before the party to confirm everything and answered all of our questions. The staff was so awesome! Marquez and Nathan (as well as another young lady) interacted with all of the kids.
Our little one has been doing Little Ninja classes since he was about three. We have had the BEST experience. The coaches are amazing, especially Coach Pao. They are so invested in and supportive of the kids, and when the kids achieve a new milestone, like conquering the warp wall, the coaches celebrate alongside them.
We celebrated our son’s 7th birthday at Ultimate Ninjas in Oak Creek, and it was an incredible experience! The staff was friendly, organized, and great with the kids. The facility is top-notch, with fun, challenging obstacles that kept everyone engaged and having a blast.
Birthday parties at Ultimate Ninjas Oak Creek
Ultimate Ninjas Oak Creek hosts birthday parties — confirmed on their own site. Climbing parties come with staff who handle the harnesses and belaying, so parents can mostly watch. One thing that's different here: every guest needs a signed waiver — send the gym's waiver link to the other parents when you send invites, or check-in day gets slow. Packages, party rooms, and pricing change often, so check the current options and book ahead — weekend slots go fast at popular gyms.
Kids classes & camps at Ultimate Ninjas Oak Creek
Reviews and the gym's own info mention kids programs at Ultimate Ninjas Oak Creek — climbing classes, school-break camps, or a youth team where kids learn technique from coaches instead of just scrambling around. Program schedules and age groups change each season, so check the current lineup before you plan around one.
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