Tucked among mature oaks in the coveted Woodside Highlands, 9 Russell Avenue offers a rare blend of privacy, character, and opportunity on nearly one-third of an acre in prestigious Portola Valley. The main level features a generous living room anchored by a remarkable stone fireplace crafted from historic ship ballast, along with a separate family room, two bedrooms, and a full bath. Downstairs, bonus room, second bath, and laundry/storage area provide flexibility for guests, a home office, or future customization, with direct access to the 2 car garage. The main level is approximately 1440 sq. ft, with another 900 sq. of finished basement. The private grounds include a pool and multiple outdoor shaded gathering spaces beneath the oaks to relax or reimagine. Portola Valley is known for its top-rated schools, including Ormondale and Corte Madera, its vibrant Town Center, and miles of scenic trails at Windy Hill Preserve. Whether you envision a thoughtful renovation or a custom rebuild, this property delivers exceptional upside in a premier location.