Sign mandatory waiver before climbing

GRR Hours:

Mon-Fri     noon-10pm
Sat     10am-10pm
Sun     10am-8pm

What's New

Rubble Rebels

Registration for our next session of Rebels is opening Nov 7th at 12pm.
Check here for more info.


Last day for Sale is now Oct 4

Since we’re closed for a few days this week at GRR Waterloo, we decided to extend the September Annual Special. The last day to get the deal is now TUESDAY, Oct 4th. Purchase online or in person!

Annual Membership SALE

Fall Rubble Rebels

Registration for Rubble Rebels Fall 2022 will open on Monday, Aug 15th @ 12pm. Registration info and link will be posted here.

Grand River Rocks Climbing Gym

We are the premier indoor climbing gym in Kitchener, Ontario. We have bouldering problems, top-rope/lead, and auto-belay routes of various difficulty from beginner to seasoned climbers.  We offer youth camps, youth programs, parties, guided climbs, and lessons.

Our Location

New to Climbing?

It's easy to get started

Climbing is for anyone, young or old. We have climbing ranging from beginner to expert.

All minors must arrive with a signed waiver. Minor’s waivers may only be signed by their own parent or legal guardian.

Get Started