Exquisite 17,235 square foot custom built estate ($4,885,000) with timeless appeal on a serene ten acre site bordering the Sanctuary golf course. The floor plan is grandiose yet inviting and functional including four en-suite bedrooms plus twelve additional multi purpose rooms. One of the most energy efficient homes in all of Illinois with nearly $250,000 just in its green systems including geothermal, solar, boiler backup, well and septic, 800 amp, reverse osmosis, 2 inch spray foam insulation, eco cell insulation, radiant heat in basement. Electric bills for the entire home average $400 per month! Landscaping just completed with a gorgeous salt water and solar heated pool, natural stone fire pit, pergola, natural blue stone upper and lower deck, brown stone around pool deck area, outdoor led lighting, and a whole house Generac generator. Entire home is finished in natural stone, walnut and reclaimed wood. Elevator capability in home and security system with interior and exterior cameras throughout.