HAWARDEN HILLS- Exclusive one of a kind custom single level estate with attached Accessory Dwelling Unit (ADU) affording gracious and flexible living space in an exceptionally artful environment! Designed in a South East Coastal/Florida Soft Contemporary style with extensive architectural intrigue and attention to detail and quality! Dramatic Octagonal foyer with fountain provides views into all the main living areas of the home; Formal living room with fireplace and soaring ceiling; Dramatic dining room with coffered ceiling; Massive family room with sunken wet-bar and built-in media wall; Large island kitchen with all designer finishes and appliances; two walk-in pantries; Large Laundry room; Secluded primary suite with sitting room, fireplace and spa-quality bath and walk-in-closet with extensive built-in storage including separate shoe/handbag room; Three additional bedroom suites complete with main house each with a private sitting area, ensuite bath and fireplace except one which is currently utilized as the study. The adjoining ADU space comprises approximately 900SF and is easily utilized as a separate living quarters with its own living room, bedroom with fireplace and two baths, or alternatively, as a bonus/game room and guest suite or as two additional bedroom suites each with private bath for a total of 6 bedrooms in all. The very private grounds afford ample space for outdoor entertaining with multiple sitting and dining areas, an outdoor grill kitchen, gazebo and pond with soothing waterfall! Expansive paver driveway affords ample off-street parking for guests. the over-sized garage accommodates up to 3 cars and offers extensive enclosed storage. Turnkey condition and located in one of Riverside's most sought after neighborhoods!