$50,000 PRICE IMPROVEMENT! Incredible Value on a Resort-Style Pool Home in Fountain Valley's Highly Desirable Greenbrook Community! Welcome to 10488 Sioux River Circle—a beautifully updated 4-bedroom, 2.5-bath home with a huge bonus room that easily functions as a 5th bedroom, home office, media room, or multigenerational living space. Located on a quiet cul-de-sac within the award-winning Fountain Valley School District, this home offers the perfect blend of space, comfort, and Southern California outdoor living. Natural light fills the spacious floor plan featuring updated flooring, refreshed white cabinetry, elegant plantation shutters, generous living areas, and an upgraded kitchen that overlooks the backyard and opens seamlessly to the heart of the home—ideal for both everyday living and effortless entertaining. Step outside to your own private tropical retreat featuring a sparkling pool and spa, brand-new pergola, built-in BBQ and entertaining bar, built-in fire pit, mature tropical landscaping, and multiple outdoor gathering spaces designed for year-round enjoyment. Additional highlights include a desirable 3-car garage, community pool, parks, greenbelts, tennis courts, and an unbeatable location just minutes from Mile Square Park, Huntington Beach, shopping, dining, and convenient freeway access. Move-in ready and now offered at an exceptional new price, this home represents one of the best values currently available in Fountain Valley. Homes offering this combination of location, flexible floor plan, resort-style backyard, award-winning schools, and outdoor entertaining rarely come available. Schedule your private showing today. NEW: Virtually enhanced twilight photos added to showcase the incredible resort-style backyard. Recently reduced and priced to sell.