![The Hills at Vallco](https://aasarchitecture.com/wp-content/uploads/The-Hills-at-Vallco-by-Rafael-Vinoly-and-OLIN-01-474x306.jpg)
Architect Rafael Viñoly, with OLIN, has unveiled a proposed $3 billion plan for Sand Hill Property Company that starts with renaming the property The Hills at Vallco. The Hills at Vallco will revitalize the Vallco Shopping Mall into a vibrant, sustainable, walkable and safe new neighborhood with a mix of retail, dining, entertainment, recreation, offices, housing, open space and public amenities.
![The Hills at Vallco](https://aasarchitecture.com/wp-content/uploads/The-Hills-at-Vallco-by-Rafael-Vinoly-and-OLIN-03-474x267.jpg)
The innovative foothills design provides an unprecedented 30 acres of recreational resources for the community — 3.8 miles of walking and jogging trails, meadows, vineyards, orchards and organic gardens, children’s play areas and a refuge for native species of plants and birds.
![The Hills at Vallco](https://aasarchitecture.com/wp-content/uploads/The-Hills-at-Vallco-by-Rafael-Vinoly-and-OLIN-02-474x267.jpg)
The Hills at Vallco is environmentally-conceived and will target LEED Platinum certification, use recycled water for irrigation, heating, and cooling, and recapture rainwater to reduce water consumption. The sustainable park will feature native, drought-tolerant and climate-responsive landscaping that thrives on little to no water.
![The Hills at Vallco](https://aasarchitecture.com/wp-content/uploads/The-Hills-at-Vallco-by-Rafael-Vinoly-and-OLIN-04-474x267.jpg)
The green roof, natural ventilation and smart technology will ensure energy efficiency, keeping buildings and surroundings, cool in the summer and warm in the winter. An neighborhood that elevates the quality of community life, wellness and healthy lifestyles through a design of interlaced, walkable, pedestrian and bike-friendly streets, along with miles of new trails and 30 acres of park and open space amenities.
![The Hills at Vallco](https://aasarchitecture.com/wp-content/uploads/The-Hills-at-Vallco-by-Rafael-Vinoly-and-OLIN-05-474x267.jpg)
This innovative green roof includes a beautiful trail network for jogging and walking, vineyards, orchards and organic gardens, an amphitheater, children’s play areas and a refuge for native species of plants and birds. At 3.8 miles of accessible trails, The Hills at Vallco rooftop trail network is a walker’s paradise, offering more trails than Picchetti Ranch Open Space Preserve. Source by The Hills at Vallco.