Madrone Audubon Society is the Sonoma County chapter of the National Audubon Society, established in 1967 and based in Santa Rosa, California. It runs bird walks and field trips that are free, open to the public, and suitable for all experience levels, along with monthly meetings featuring guest speakers and a quarterly newsletter for members. Its volunteer work includes citizen science through the California Breeding Bird Atlas and the Christmas Bird Count, monitoring of the West 9th St. Heronry, a Bird-a-thon, and a Junior Audubon program.
No financial data on file.
This organization isn't linked to an IRS EIN in our registry, so there's no Form 990 to look up.