Cosumnes River Preserve
Explore • Conserve • Connect
Welcome to the Cosumnes River Preserve — a rare, wild landscape tucked into California’s Central Valley where free-flowing river meets wetlands, oak forest and abundant wildlife
Plan Your VisitAbout the Preserve
The Cosumnes River Preserve protects one of California’s last remaining un-dammed rivers and its associated ecosystems: wetlands, riparian oak forest, grasslands, and sloughs.
It is home to more than 250 species of birds, over 40 fish species and more than 230 plant species.
What We Do
- Habitat conservation and ecological restoration.
- Wildlife monitoring and research.
- Public outreach and environmental education.
- Nature-based recreation and guided experiences.
Plan Your Visit
We welcome you to explore the Preserve, with walking trails, boardwalks, paddling opportunities, and a visitor center that features indoor and outdoor interpretive displays.
Address: 13501 Franklin Blvd, Galt, CA 95632
Visitor Center Hours: Weekends 9 am–5 pm (weekdays vary)
Please Note: Day-use only. No pets (except service animals), no camping.
Upcoming Events & Tours
Join one of our guided walks, paddling outings, or nature programs. See our calendar for upcoming dates.
Check the full calendar here.
Get Involved
Your support helps keep the Preserve thriving — whether through volunteering, attending events, donating or simply spreading the word.
Contact & Stay Connected
For questions, membership info, or volunteer opportunities, email us at info@cosumnes.org.
