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100 in 1 Day is back!

100 in 1 Day is coming back for another year on Saturday, June 1st!

What is 100 in 1 day?

“100In1Day Hamilton is part of a growing global movement that is changing how people interact with their cities. It provides residents with a platform to showcase their ideas aimed to spark change in their communities. 100in1Day Hamilton is celebrating 5 incredible years! We have seen over 550 urban interventions in Hamilton since 2015 led by community members, organizations and partners.”

How it works

Step 1) Develop idea and register it online here

Step 2) After a brief approval process, your intervention will be added to the online map

Step 3) Promote and implement!

For more information, visit:




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