Rare Opportunity to Acquire a Highly-Upgraded Estate on a HUGE 54,000 Square Foot Lot in the Prestigious La Stancia Community of Woodcrest! Spanning just under 4,200 sq. ft. of single-story living space, this stunning residence was newly built in 2021 w/ modern A-Frame Spanish architecture & features premium finishes & design throughout. Features of this prime residence include two custom-built marble fireplaces, wood beams throughout on ceilings, a full-size custom wood bar, full custom wood wine room, upgraded stainless steel appliances, & upgraded counter tops & flooring throughout. Open-concept living seamlessly connects the living, dining, and kitchen areas - perfect for gatherings. Soaring 13 ft. ceilings in the foyer & great room create an airy, bright atmosphere. Gourmet Chef's kitchen, w/ Calacatta Classique quartz countertops, designer backsplash, stainless-steel appliances, & large island ideal for food prep & casual meals. Additional spaces include a bonus room & den/office - perfect for remote work, play, or a customized lounge. Luxurious primary suite, featuring a spa-style bath with soaking tub, walk-in shower, dual vanities, & a spacious walk-in closet. Expansive backyard area offers privacy & abundant room for future additions/outdoor amenities (private pool, outdoor kitchen, or resort-style landscaping) & the creation of any kind of oasis you can imagine! Energy-efficient upgrades: dual-zone HVAC, super-insulated attic, tankless water heater, and dual-glazed windows. Oversized 4-car garage (approx. 945sqft), providing abundant space for vehicles & storage. The La Stancia community offers a quiet, well-maintained, and family-friendly neighborhood & is close to Woodcrest schools & local amenities, offering an ideal suburban balance. 16130 Gallery Heights Dr. offers a rare blend of spacious single-story living, modern luxury finishes, and a large, versatile lot, all within a tranquil, upscale Riverside community. Whether you're raising a family, working from home, or seeking room to grow, this home delivers comfort, style, and long-term value.