Welcome to 5335 Boulder Ridge Court a rare single-story luxury estate nestled within the prestigious, 24-hour guard-gated Eastridge community of Fairfield. Set atop an expansive .84-acre hilltop parcel, this 3,921-square-foot residence embodies refined California living, surrounded by sweeping rolling hills adorned with majestic, mature oak trees. From the moment you arrive, the home commands attention. Soaring ceilings, expansive architectural hallways, rich custom millwork, elegant built-ins, and striking beam detailing create an immediate sense of scale and sophistication. A stunning double-sided fireplace serves as a dramatic focal point, seamlessly anchoring both the formal living and gathering spaces with warmth and architectural elegance. The chef's kitchen is a true statement of form and functionfeaturing Thermador and Sub-Zero appliances, an oversized center island, bespoke cabinetry, and elevated finishes designed to satisfy the most discerning culinary enthusiast. The open-concept layout flows effortlessly into the main living areas, offering a perfect balance of grandeur and comfort ideal for entertaining. The primary suite is a private sanctuary, reminiscent of a luxury resort. Highlights include a gas fireplace, dual walk-in closets, and a spa-inspired bathroom with dual vanities, a generous walk-in shower, and a sunken soaking tub bathed in soft natural light. Double French doors open directly to the outdoor retreat, creating a seamless indoor-outdoor lifestyle. The backyard is a showpiece designed for both relaxation and entertaining. Enjoy a custom outdoor kitchen, a plumbed gas fire pit, and expansive lounging and dining areas. The resort-style swimming pool, complete with a shimmering fountain and a sleek automated child-safe cover, is perfectly positioned against the tranquil hillside backdropoffering a cinematic setting from sunrise to sunset. Additional highlights include a 3-car garage, elegant decorative shutters throughout, four bedrooms, three and a half beautifully appointed bathrooms, and the peace of mind that comes with 24-hour staffed security. Ideally located near Napa Valley's world-class wine country, scenic open space, and convenient access to the San Francisco Ferry, this exceptional estate delivers an unmatched blend of privacy, prestige, and elevated lifestyle living.