This extraordinary southwest-style 4.5 acre estate in the hills of Bonsall, California is a blend of artistic eco-friendly features.The 4300 sq ft home was designed by Marc Whitman, known for his sustainable, nature-centric, design in Ojai and the California foothill and coastal communities. The large open kitchen is complete with piranha granite counters, custom cherry cabinets, and an oversized walk-in pantry. It opens onto the dining area and, via a seamless indoor/outdoor transition (with two 12ft disappearing patio doors), the patio.This large outdoor space boasts amazing views, a sizable beamed cover, outdoor kitchen and open fireplace. The home is constructed with perform-wall insulated concrete forms - a type of green building which offers a solid, sound proof and highly energy efficient home. There are 3 ensuite bedrooms plus a piano alcove that would serve as a study or office space. The extensive great room has beamed ceilings and a huge skylight, along with an open fireplace and extensive bench seating. Both inside and outside, the home has attention to every detail, including: mature landscaping, quality finishes, hand-troweled plaster walls, 7 round custom skylights (2'-8' in diameter), arched doorways, custom glass tile mosaics, custom wood windows and doors, porcelain tile flooring, radiant heated floors, and tankless water heaters. The property has 40 Haas avocados as well as a variety of fruit trees, a 30x20 workshop with utilities, abundant storage and extensive parking. It could be your own private retreat to escape and enjoy country life, with great access to amenities and freeways.