What's New

Tour de Bloc @ GRR

Tour de Bloc 12 @ GRR!
February 21st 9am-9pm. 
This means both our boulders will be closed the week before the comp. 
We will be closed to the public Friday February 20th and Saturday 21st. Spectating is welcome on the Saturday!
To register for the comp and for more info check out!!!


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Rubble Rebels Spring 2015 – Registration now OPEN

Registration for the Spring session of Rubble Rebels is now open.  Registration forms can be found HERE.
Please note that space is limited.  There are 16 spots available.  Registration closes when program is full.  No exceptions.


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Holiday Hours

We will be CLOSED on Dec 31st.   All other days are regular hours!

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Grand River Rocks Climbing Gym

We are the premier indoor climbing gym in Kitchener-Waterloo. We offer over 100 climbs of various difficulty from beginner to seasoned climbers. Yoga classes, climbing camps, leading climbing, bouldering, and exercise equipment are all available.

Events Calendar

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Gym Map & New Routes

Click on the map below for more details.

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.

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