Located on the west side of I680, this 8.6A property offers strategic access to regional and international transportation with nearby airports and BART. Top education, healthcare, employers, vineyards, hiking/biking trails, golf courses, sports, and shopping surround this East Bay of Silicon Valley. These particular (2 adjacent APN#s) acres are between Castlewood Country Golf Club and Happy Valley Church and new owners will enjoy breath-taking panoramic views of Mt. Diablo and the Tri-Valley (Pleasanton Ridge Regional Park/Foothill, Callippe Preserve, Sunol's San Antonio Resevoir). Currently zoned Low Density & Open Space, this luscious land is raw and ready for an inspired developer to optimize its use with smart-tech to create a space-haven for either/both out/in-door creative dwellings on/off grid. These parcels are flat and sloped for optimal sun-exposure to include a solar farm, agricultural area, multi-generational ADU, Tiny Homes, PlantPreFab, BluHomes at a central 'corridor'.