Cosumnes River Preserve

Cosumnes River Preserve www.cosumnes.org The Preserve parking lots are open 8am-5pm every day of the week. Dogs are not allowed on the Preserve. No camping or fires are permitted.

The Visitors Center is open from 9-3 on weekdays and staffed on most weekends by Volunteer Naturalists- All recreation use is FREE. Bicycles, scooters, and skateboards are not allowed. This is a preserve, not a park. Thank you for helping us keep it safe and protected for the native flora and fauna! All photographs posted by the Cosumnes River Preserve were taken by staff and on the Preserve unless otherwise noted.

Join us for a webinar with Deputy Secretary for Biodiversity and Habitat Madeline Drake, who currently leads efforts for...
09/04/2026

Join us for a webinar with Deputy Secretary for Biodiversity and Habitat Madeline Drake, who currently leads efforts for the statewide 30 x 30 Initiative, which aims to conserve 30% of California's lands and waters by 2030. Madeline has a background in biology, and has spent a lot of her career working in conservation biology and other conservation efforts for the state of California and the U.S. Fish & Wildlife Service. At the webinar, Madeline will discuss her work in implementing the 30 x 30 Initiative and share about its efforts and progress in protecting California's Biodiversity.

Register Here - https://www.eventbrite.com/e/protecting-californias-biodiversity-the-30x30-initiative-webinar-tickets-1997481348484?aff=oddtdtcreator

🌿 Another Successful Nesting Season at the Cosumnes River Preserve! 🐦💙Our volunteer small nesting box monitors have wrap...
08/31/2026

🌿 Another Successful Nesting Season at the Cosumnes River Preserve! 🐦💙

Our volunteer small nesting box monitors have wrapped up the 2026 breeding season, and the results are in!

🪺 2026 Total Clutches Recorded
💙 Tree Swallow – 140
🔵 Western Bluebird – 21
🤎 Ash-throated Flycatcher – 4
🎵 House Wren – 4

These nesting boxes provide safe places for small cavity-nesting birds to raise their young while helping us monitor the health of local bird populations. Every survey contributes valuable information that supports conservation and habitat management at the Preserve.

🖼Western Bluebird Eggs
📸CRP Volunteer

Celebrate National Public Lands Day at the Cosumnes River Preserve!Join us on September 26 as we celebrate National Publ...
08/27/2026

Celebrate National Public Lands Day at the Cosumnes River Preserve!

Join us on September 26 as we celebrate National Public Lands Day by giving back to the lands we all enjoy. This annual event brings communities together to care for public lands, support conservation efforts, and connect with nature.

This year, we’re offering three unique ways to participate:

🛶 Invasive Aquatic Vegetation Removal
Help protect the Preserve’s waterways by removing invasive aquatic plants that can impact native vegetation, water quality, and wildlife habitat. Get hands-on experience helping care for the wetlands and river ecosystems that make the Cosumnes River Preserve special.

🌳 Acorn Adventure Nature Walk
Explore the Preserve on a guided nature walk focused on oak habitats, acorns, and the wildlife that depend on these important trees. Learn about the connections between native plants, animals, and the landscape around us.

🪵 Boardwalk Trail Maintenance
Help care for one of the Preserve’s most popular visitor areas by assisting with maintenance projects that help keep trails safe, accessible, and welcoming for visitors while protecting the surrounding habitat.

Whether you’re a longtime volunteer or joining us for the first time, your participation helps protect and enhance the Cosumnes River Preserve.

📅 National Public Lands Day — September 26
📍 Cosumnes River Preserve
🔗 Register today: https://www.eventbrite.com/o/cosumnes-river-preserve-10868733267

Bring your friends and family, spend the day outdoors, and help celebrate the places that belong to us all!

🌱 Volunteer with the Habitat Restoration Team!Help protect and restore the unique habitats of the Cosumnes River Preserv...
08/25/2026

🌱 Volunteer with the Habitat Restoration Team!

Help protect and restore the unique habitats of the Cosumnes River Preserve by joining our Habitat Restoration Team (HRT).

HRT volunteers work alongside Preserve staff and fellow conservation-minded community members to restore native habitats, remove invasive plant species, support biodiversity, and improve the landscape for wildlife.

From hands-on restoration projects to learning about local ecosystems, every volunteer day is an opportunity to make a direct impact while spending time outdoors.

Sign up for an upcoming volunteer opportunity: https://www.cosumnes.org/homepage-2/volunteer/

🦇 Registration is NOW OPEN for Bat Chat!🌙Did you know bats are some of California's most important nighttime wildlife? J...
08/23/2026

🦇 Registration is NOW OPEN for Bat Chat!🌙

Did you know bats are some of California's most important nighttime wildlife? Join us for an engaging evening as we celebrate California Biodiversity Day and discover the incredible lives of these often misunderstood mammals.

During Bat Chat, you'll learn:
🦇 Why bats are essential for healthy ecosystems
🌿 How they support agriculture by eating insects
🌙 The species that call the Cosumnes River Preserve home
❓ Fun facts and common myths about bats

Whether you're a wildlife enthusiast, photographer, or simply curious about the creatures of the night, this program is a great way to experience the Preserve after dark.

🎟️ Reserve your spot today!
https://www.eventbrite.com/e/bat-chat-for-california-biodiversity-day-tickets-1997053748521?aff=oddtdtcreator

Space is limited, so be sure to register early!

Explore the Cosumnes River by paddle with our audio tour!Experience the Preserve from a new perspective with our guided ...
08/21/2026

Explore the Cosumnes River by paddle with our audio tour!

Experience the Preserve from a new perspective with our guided paddle audio tour. As you travel along the waterways, discover the natural and cultural history of the Cosumnes River while learning about the wildlife, habitats, and conservation efforts that shape this unique landscape.

From riparian forests to wetlands and open waterways, paddlers can explore the connections between the river and the diverse species that depend on it.

Whether you're a first-time visitor or a longtime supporter, the audio tour provides a deeper understanding of the Preserve while allowing you to explore at your own pace.

🎧 Listen and learn while you paddle: https://www.youraudiotour.com/tours/paddle-guide/stops/37247

🛶 Plan your next adventure at the Cosumnes River Preserve!

Become a Rooted SupporterWhen you become a Rooted Supporter, you're making a lasting investment in the future of the Cos...
08/19/2026

Become a Rooted Supporter

When you become a Rooted Supporter, you're making a lasting investment in the future of the Cosumnes River Preserve.

Your monthly gift helps protect critical wildlife habitat, restore native ecosystems, support environmental education, and provide meaningful volunteer and community programs throughout the year. Consistent support allows us to respond to the Preserve's greatest needs while planning for long-term conservation.

No matter the amount, your recurring donation helps ensure that the Cosumnes River Preserve remains a place where wildlife can thrive, and future generations can connect with nature.

🌱 Join our community of Rooted Supporters today and help protect this special place—one month at a time.

Donate today: https://www.cosumnes.org/friends-of-the-cosumnes-river-preserve/

SAVE THE DATE! 🦇Bats are back at the Cosumnes River Preserve!Join us for Bat Chat, a special evening celebrating Califor...
08/15/2026

SAVE THE DATE! 🦇

Bats are back at the Cosumnes River Preserve!

Join us for Bat Chat, a special evening celebrating California Biodiversity Day, where you'll discover the incredible world of bats and the important role they play in our ecosystems.

🌙 Learn fascinating bat facts
🦇 Explore the lives of California's only flying mammals
🌿 Celebrate the amazing biodiversity that makes California unique

📅 Save the Date: Sunday, September 13th

Whether you're a longtime bat enthusiast or just curious to learn more, this is an evening you won't want to miss!

🎟️ Registration is opening soon: https://www.eventbrite.com/o/cosumnes-river-preserve-10868733267

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13501 Franklin Boulevard
Galt, CA
95632

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+19166842816

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