A MUST SEE! Welcome to your private and dreamy treehouse-like sanctuary set on a secluded cul-de-sac in Homer Glen's Oak Valley subdivision. Nestled amongst lush canopy on a spectacular wooded hillside lot, this distinctive 4-bedroom, 2.1-bathroom hillside ranch retreat effortlessly blends nature with elevated design. Step inside to main-level living at its finest, highlighted by soaring vaulted ceilings, double-sided fireplace ambiance, hardwood floors, skylights galore, and dramatic floor-to-ceiling windows framing panoramic forest views. The main floor boasts a serene primary suite with access to a private patio, alongside a convenient first-floor laundry room. At the heart of the home, the open kitchen showcases rich cabinetry, granite countertops, island seating and a cozy breakfast nook. Downstairs, the expansive walkout basement extends your living space with a huge family recreation area, cozy stone fireplace, wet bar, and seamless outdoor access. Enjoy unmatched outdoor living with a wraparound deck, upper and lower-level screened patios, multiple paver patio spaces, and flagstone pathways meandering through beautiful hardscapes. Peace of mind comes built-in with a brand NEW ROOF, NEW GUTTERS, and NEW DOWNSPOUTS, plus a whole-house Generac GENERATOR, zoned HVAC systems, and an oversized 3-car heated garage. Ideally located in top-rated Homer 33C & Lockport 205 school districts, with easy access to regional parks, golf courses, shopping, dining, and major expressways. A short walk to Messenger Marsh Preserve walking paths and dog park!