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2026 Spring into Summer

Thank you for helping us celebrate the communities and leaders that are shaping a more resilient future for Connecticut!

2026 Sustainable CT Spring Certification

Learn more by reading our recent press release.

Celebrating 5 Million Dollars Invested!

Read our recent press release to learn more.

The IMPACT

We celebrate the milestone with a group of special guests!

Actions & Impact

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

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

What's New?

View the June edition of Actions & Impact, the Sustainable CT newsletter.

THANK YOU for joining us at the Hill-Stead Museum for our Spring into Summer Celebration. And congrats to our certified towns!

Listen to the June episode of the IMPACT. This month, we celebrate the Community Match Fund passing the $5M mark.

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.