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Save the date

Join us on June 4 at the Mark Twain House for our Spring into Summer Celebration. Register today.

Join Our Earth Month Tours

We're acknowledging and celebrating Earth Day throughout April, and you can join us.

Application Deadline: May 5, 2025, before 9 AM ET

For more information on how to apply, visit our Employment page.

The IMPACT

We catch up with David Dickson, Director of the University of Connecticut Center for Land Use Education and Research - a/k/a UConn CLEAR

Have a great idea?

We have funds and coaching to support sustainability projects in your community.

Free training, resources, tools

We’re eager to help your community become more sustainable - Learn more

Actions & Impact

Stay up to date with the latest and greatest Sustainable CT news - Learn more

What's New?

Get the April Actions & Impact newsletter.

April's IMPACT podcast: Dave Dickson, Director of UConn CLEAR.

Join us for a special Earth Month tour: UConn's Low Impact Development Project.

We're hiring an Administrative Coordinator. Apply by May 5!

Climate Leader Designation

Celebrating municipalities that are reducing harmful greenhouse gas emissions while saving money, improving public health, and building community.

Learn More

Community Match Fund

A fast, flexible program to support sustainability initiatives throughout Connecticut. Get inspired to start your own Community Match Fund campaign by viewing our flipbook of recent projects.

Get Inspired

Participating Communities

View the map of Connecticut’s registered communities. Search the completed actions database.

View Map

Certification Program Statistics

If your municipality is not yet registered with Sustainable CT, or if your town is registered but has not yet considered working towards certification, please contact us. We’d be happy to speak with you, provide any information you may need, and discuss next steps.