About CENTURY 21 Wine Country

    For over 30 years it has been our pleasure to serve the real estate needs of our neighbors and future neighbors of all the communities of Marin, Sonoma, and Lake Counties. As a full service brokerage, we assist with buying and selling property as well as property management, throughout the North Bay. We're a local, family owned business and when you work with us, you become part of the family, too.

    Here to Help

    Marguerita Castanera

    CalDRE #01773670

    CENTURY 21 Wine Country

    707.738.1713

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    Keep in touch with CENTURY 21 Wine Country. Get all our news, tips, and more.

    Our Offices

    Sonoma Office

    561 Broadway, Suite A

    Sonoma, CA 95476

    707.938.5830

    The Wine Country App

    Download the Wine Country app to take your search on the go and access your saved homes and searches from anywhere. Try it for free and get notifications directly on your phone about new homes on the market!

    Our Local Website