Welcome to Berkshire Hathaway HomeServices Sonoma County Properties, the premier real estate agency in Russian River and Sonoma County with our team of real estate agents operating out of our Guerneville and Sebastopol offices, providing resources for selling and buying real estate in Sonoma County. Check out Sonoma County Homes for Sale listings in the Russian River, Sebastopol, Sonoma Wine Country and West Sonoma County.