Welcome to the Madrone Audubon Society
The Sonoma County Chapter of the National Audubon Society was established in 1967 as a non-profit organization promoting education, enjoyment, and protection of the natural world, especially birds.
An extensive listing of local, state, and national bird-related resources.
Help increase bird-friendly habitat on your own property! Download the Tree and Plant List
Nesting Season is here: No tree trimming February-September - See Guidelines
Message on Inclusivity
Why are Birds Special? videos New video series
New Citizen Science Opportunities!
Amazon Smile: donate to Madrone when you shop.
Birding Quiz - test your skills.
In the 1970s, member Tom Olds hand-carved bird pins and sold them to raise money for Madrone Audubon. More