This custom passive solar off-grid 1870sf straw bale ranch home built in 2008 was engineered and designed by Paul Koppana, Skyhawk Construction. It offers quality combined with energy efficiency. Located on 8.59 acres backing to open space, it includes an 815sf passive solar w/trombe wall straw bale finished garage w/wood burning stove,two bay doors and houses the solar equipment. A 690sf post and beam barn with three bays of which one is enclosed for storage can be used for extra car parking but with earth floors, would be ideal for horses. Interior features diamond finished plaster walls, Spruce t&g ceilings, acid stained concrete floors w/in-floor radiant heat, custom wood trim & top down/bottom up shades. Enter through a front air entry lock into the spacious open plan. The cook's kitchen includes LG energy efficient brushed stainless dishwasher, refrigerator and a six burner Premier Pro-Series stove/oven. Hickory kitchen cabinets and concrete countertops w/an island bar complete this outstanding kitchen. Wood burning stove with adobe wall creates a warm living space. Spacious dining area & a built-in office desk and cabinetry offer flexible use space. Living room offers views with wall of windows to the south and the east. Enter the separate Master Suite through wood barn door. Master includes bathroom with oversized tile shower and walk-in closet. Second bedroom suite with full bathroom is on other side of the home for privacy. Mudroom has a side entrance and houses the washer/dryer, a slop sink and extra storage. Energy systems of this passive solar home include a 2.5 kw solar array, 48v Outback system, 14kw Kohler propane backup generator, Heat Recovery Ventilation system, R60+ roof insulation, two propane hot water heater on-demand systems for in-floor heat and domestic hot water, insulated concrete form footers for foundation and wood burning stove. Private landscaped fenced back yard. Owned 250 gallon propane tank & whole house water filtration system.