Meet Caroline
Caroline Sebastiani is a luxury real estate advisor with Sotheby's International Realty - Wine Country, and the agent behind the highest-priced residential sale in Sonoma County history: a record-setting $35 million transaction in 2010.
With more than $1 billion in career sales and over two decades representing estates, vineyard properties, ranches, and legacy compounds, she specializes in Eastside Sonoma estates, vineyard properties, equestrian compounds, and ultra-high-end residential. Her clients include entrepreneurs, executives, investors, and multi-generational families.
Her notable transactions include Sonoma's highest residential sale of 2023 at $14.75 million, a $26 million off-market transaction in 2025, and numerous sales above $10 million. Her active portfolio regularly represents some of Sonoma Valley's most significant offerings, including off-market opportunities unavailable through traditional channels.
Known for discretion, negotiation expertise, and a private network built over 25 years, she frequently gives clients access to properties before they reach the public market.
A longtime Sonoma Valley resident, Caroline lives with her husband Jonathan and their family. Her connection to Sonoma extends beyond real estate - it is home.
Highest residential sale in Sonoma County history. Over $1 billion in career sales. Sonoma Valley luxury real estate since 2001.
