Situated in one of Yorba Linda's most desirable and established neighborhoods, 17887 Mariposa Avenue offers an exceptional blend of space, comfort, and modern upgrades on a generous 3,610 sq ft floor plan. Set on a 0.26-acre lot, this well-appointed residence features 5 bedrooms and 4 full bathrooms, providing an ideal layout for multi-generational living, extended family, or those seeking abundant interior flexibility. The home's thoughtful design includes expansive living areas, natural light throughout, and a functional distribution of bedrooms that enhances privacy and convenience. Recent improvements elevate the property's value and efficiency, including a newly installed solar system (approx. 2 months old) and a dedicated Tesla EV charger, offering significant energy savings and modern-day practicality. The exterior setting is equally impressive, with wide frontage, an attached garage, and a spacious driveway that accommodates multiple vehicles. The large lot provides opportunities for outdoor entertaining, gardening, or future enhancements such as a pool or custom outdoor living space (buyer to verify). Located minutes from top-rated Yorba Linda schools, shopping, dining, equestrian and walking trails, and the city's signature suburban tranquility, this property combines generous square footage, modern upgrades, and a prime location-making it a rare offering in one of North Orange County's most sought-after communities.