Earth Day Celebrations on the Treasure Coast

Official 2026 Earth Day Poster

Earth Day is a powerful tradition that started small and grew into a global reminder that the health of our planet is deeply personal. First celebrated on April 22, 1970, Earth Day was sparked by growing public concern over pollution and environmental damage. What began as a grassroots movement in the United States quickly expanded worldwide, helping inspire landmark legislation and a lasting culture of conservation. Today, more than 190 countries participate, but here on Florida’s Treasure Coast, Earth Day has its own local flavor—hands-on, outdoors, and deeply connected to our waterways, wildlife, and communities.

This year's Earth Day theme is Our Power. Our Planet. According to www.earthday.org the theme "refers to the role of people and communities worldwide in sustaining environmental protections that affect the cost of living, public health, infrastructure reliability, and long-term stability. Environmental conditions influence food systems, water availability, energy access, disaster risk, and economic resilience across all regions. Community participation has historically shaped these outcomes across countries and political systems."

If you’re looking for meaningful (and genuinely fun) ways to participate this year, there are several standout events happening across the Treasure Coast:

Florida Oceanographic Society Coastal Center

Earth Day Celebration at Florida Oceanographic Society Coastal Center

April 22 | 10 AM – 1 PM

890 NE Ocean Blvd, Stuart

This event leans into the coastal ecosystems that make our region so special. Visitors can expect interactive exhibits focused on native plants, marine life, and habitat preservation. One of the highlights is the opportunity to see wildlife up close through partnerships with the Treasure Coast Wildlife Center, which often brings rehabilitated animals for educational encounters.

The Coastal Center itself is a draw, featuring nature trails, mangrove boardwalks, and aquariums that showcase the biodiversity of the Indian River Lagoon. This makes it a great stop for families who want to turn Earth Day into a half-day outdoor experience rather than just a quick visit.

Oxbow Eco-Center

St. Lucie Earth Day Festival at Oxbow Eco-Center

April 18 | 10 AM – 4 PM

5400 NE St. James Dr, Port St. Lucie

This is one of the Treasure Coast’s most immersive Earth Day events, known for its creative “neighborhood” layout. Each themed area focuses on a different aspect of sustainability: conservation, gardening, renewable energy, and healthy living.

Expect a festival atmosphere: live music, food vendors, and plenty of interactive booths. You’ll meet everyone from beekeepers and foresters to environmental scientists and local nonprofits. The Oxbow Eco-Center itself sits on a beautiful preserve, so it’s worth taking time to explore the trails while you’re there.

Riverview Park

City of Sebastian’s Earth Day & Arbor Day Celebration at Riverview Park

April 18 | 10 AM – 3 PM

600 US-1, Sebastian

This long-running community event blends Earth Day with Arbor Day, emphasizing both environmental stewardship and the importance of trees in urban spaces. It’s a lively, family-friendly gathering with live entertainment, vendors, and local environmental groups sharing resources and ideas.

Set along the scenic Indian River, Riverview Park provides a fitting backdrop, reminding visitors exactly what’s at stake when we talk about conservation on the Treasure Coast.

Earth Day on the Treasure Coast isn’t just symbolic, it’s practical. With natural treasures like our Indian River Lagoon facing ongoing challenges from pollution, development, and algae blooms, these events play a real role in education and community action. They connect residents with the organizations and small everyday choices that can make a difference, from planting native species to reducing fertilizer runoff and water conservation.

And maybe that’s the real spirit of Earth Day: not just awareness, but participation. Whether you’re chatting with a local beekeeper, walking a mangrove trail, or introducing kids to wildlife up close, these events make environmental stewardship feel tangible, fun and impactful.