The 2025 St. Louis Earth Day Festival is just over a month away, and we can’t wait to celebrate Climate Hope with you on April 26-27 from 11 AM to 5 PM both days!

We’ve been working hard to bring you an incredible weekend filled with local, sustainable vendors, unique activities, educational experiences, and exciting entertainment.

Returning are favorites like World Bird Sanctuary's wild bird show, Upper Limits' rock climbing wall, Perennial's DIY Repair Demo, BWorks' Toddler Balance Course, and more! You should also look forward to our new All Vegan Zone, part of the Earth Day Cafe.

For the full list of vendors, click here:

Sponsor Spotlight: St. Louis City SC

We are thrilled to recognize St. Louis City SC as our Bur Oak ($10,000) level sponsor for this year’s St. Louis Earth Day Festival! Their commitment to sustainability shines through initiatives like CITYPARK’s zero-waste goal, locally sourced food, and renewable energy efforts, making them a true leader in environmental responsibility. Thank you, St. Louis City SC, for your incredible support!

LAST CALL for Vendors/Exhibitors!

⚠️ Festival registration ends on March 15th! ⚠️

Does your organization or business prioritize environmental sustainability in your operations? Do you want to be a part of the largest Earth Day celebration in the Midwest, with 200 green vendors and 20,000 attendees?

If so, don’t miss this opportunity and register TODAY at the button below! We are especially on the lookout for organizations who can bring educational activities to our Youth Corner.

Seeking Sponsors

We're still seeking sponsors who share our values to join us in growing the St. Louis Earth Day Festival. Partnering with us offers high visibility for your brand, with over 12 million impressions in 2024—plus, we also offer customized sponsorship packages to fit your unique goals.

Click the button below for more details!

Volunteers Needed!

Volunteers make the Festival possible! To help with this important initiative, please sign up below. You'll be treated to a meal during your shift, a free volunteer t-shirt with our cute new poster art (if you register by March 25th), and a volunteer party in May! 

Responsibilities may include, but are not limited to: greeting and assisting festival goers, moving tables/chairs, setting up barricades, picnic tables and traffic signage, assisting vendor unloading/set-up, helping our Zero Waste initiative by working at our waste stations, and post-event cleanup.

4th Annual Sustainability Awards

Is there a community leader whose environmental efforts have inspired you? Nominate them for our annual Sustainability Awards, in which they have a chance to be recognized on the Main Stage at our St. Louis Earth Day Festival! Award categories are:

• Hellbender Award for Lifetime Achievement
• Keystone Community Activist ($500 award)
• Food For Thought (Green Dining Alliance Innovator)
• Circularity in Business
• Emerging Environmental Leader ($500 award)

Nominations close March 31st.

ONE HUNDRED restaurants in the St. Louis region are committed to sustainability and certified in our Green Dining Alliance program. Let’s celebrate! 

You’re invited to honor this major milestone with us at our next STL Green Drinks, where you’ll enjoy free dessert, taste delicious bites and local brews from our 5-star GDA-certified member The Crow's Nest, connect with fellow environmentalists, and learn how you can support our program.

Bring a friend and introduce them to the GDA! We’ll see you on Thursday, March 13th, 5pm-7pm.

Volunteers needed!

Join us for our clean-up in Greenwood Cemetery, the first non-denominational cemetery for African-Americans in the St. Louis area. Your support helps to give this community a clean, dignified space to pass and mourn for their loved ones - a space they deserve.

You will be rewarded with donuts and snacks!   Register in advance at the link below to get a Missouri Stream Team shirt as a thank you for your hard work and dedication.

We’ll see you on Saturday, March 15th, 9am to 12pm at 6571 St. Louis Ave!