Experience the pinnacle of luxury and multi-generational living with this rare 1.5-acre park side estate featuring two homes on one lot in Fairfield's coveted Suisun Valley. Perfect for extended family or rental income, the property includes a 2,109 square foot custom main home and a separate, fully independent 850 square foot cottage. Offering the best of rural tranquility and the ultimate wine country lifestyle, this premier compound backs directly to Rockville Hills Regional Park, sitting just minutes from world-class Suisun Valley wineries, tasting rooms, estate vineyards, city amenities, schools, and dining. The custom single-story main residence boasts cathedral ceilings, engineered hardwood floors, a natural stone gas fireplace, wide solid-core doors, and remote-controlled blinds. A chef's dream kitchen features a 10'x5' single-slab granite island, custom soft-close cabinetry, premium GE Profile gas appliances, a 164-bottle built-in wine fridge, a walk-in pantry, plus a double door appliance closet. The primary suite offers a custom walk-in closet, dual-sink vanity, walk-in shower, and oversized soaking tub. Two additional spacious bedrooms feature generous closets. Every detail shines with quality, from the Kohler fixtures and Delta faucets to the large utility sink in the mudroom with a front-load GE washer and dryer. The expansive grounds have endless potential to customize your dream lifestyle, offering ample room to add a pool, a garden, a bocce court, or a pickleball court. Currently, the landscaped yard features native plants, landscape lighting, 2,400 square feet of premium pavers, a large jacuzzi, a natural gas firepit, and a Brazilian walnut Ipe front deck. The parcel is enriched with walnut, redwood, olive, and three species of oak trees. Tucked privately on the estate, the 2-bedroom, 1-bathroom cottage is equipped with its own dedicated PG&E and utility meters. Beyond the two homes, a massive detached metal workshop building comes fully insulated with epoxy floors, an office, a bathroom, and a roll-up door ideal for boat storage. A separate detached two-car garage provides plenty of additional space for your storage needs. This meticulously designed property ensures peace of mind with interior fire sprinklers, a new water treatment system, a full-house gas generator, and updated septic systems servicing all buildings. Schedule your private tour today to experience this unparalleled Suisun Valley wine country compound in person!