Slide

Madrona Marsh

One of the last vestiges of the extensive marshland that once covered Southern California coastal plain

Explore Icon - Earth outline Visit & Explore

Hours, Directions, Tours

Species Icon - magnifying glass Wildlife & Habitat

Learn about the Preserve

Events Icon - Calendar Events

View Calendar

Support Icon - heart with a plus Support us

Choose your support

What’s Happening at the Marsh

Upcoming nature experiences at the Madrona Marsh

Nature Walk

Jan 31, 2026 10:00am
This docent-led walk around the Preserve is great for families and individuals looking for an introduction to the plants and
Read More

Tyke Hike

Feb 5, 2026 10:00am
Bring your young child (ages 0 – 6 yr.) for a walk around the Preserve and an introduction to nature.
Read More

🌱 Riviera Garden Club Plant Sale

Mar 21, 2026 10:00am
The Riviera Garden Club’s largest annual fundraiser is the plant sale. Proceeds from the plant sale are used for scholarships.
Read More

Latest News & Articles from Our Blog

Our story of conservation and community

For over fifty years, Friends of Madrona Marsh has been a critical force in preserving this unique urban wetland. We work closely with the City of Torrance to protect and celebrate this natural treasure.

Contact Us

Our Core Focus

A successful partnership of life, community, and the City of Torrance.

Protecting a vital urban wetland

Conserving native habitat and supporting local wildlife.

Engagement with Community

Offering tours and events to connect people with nature.

Community-Based Projects

Supporting local hands-on conservation efforts.

Stay up to date with the latest news and events

Be Part of Our Conservation Story

Your support helps us protect and preserve this urban wetland ecosystem

Friends of the Friends of Madrona Marsh

Local Organizations that also support nature and work with The Friends of Madrona Marsh