This custom built riverfront estate offers expansive big water views along the iconic St. Johns River and more than 7,500 square feet of refined living space. Built in 2019 and recently refreshed with a full interior repaint investment, this move in ready residence blends architectural presence with timeless natural materials including stone, wood, and marble. Set on nearly one and a half acres behind a private gated entrance, the palm lined drive and signature fountain create a true estate arrival. Inside, a dramatic two story foyer with twin wrapped stone staircases opens to immediate panoramic river views, one of the most sought after features in luxury waterfront homes in Jacksonville. The home includes six ensuite bedrooms, seven full baths, and two half baths, thoughtfully designed for multigenerational living, large households, executive lifestyles, or private guest accommodations. Laundry connections are located on both levels for added flexibility. Two additional flex rooms can be converted to bedrooms, home offices, fitness spaces, wellness rooms, or media rooms as needs evolve. The main level owners suite and private riverfront office provide comfort and productivity, framed by sweeping sunset views across wide navigable water. Outdoor living is exceptional. A custom infinity edge pool and spa overlook the river and capture extraordinary western sunsets. The fully equipped outdoor kitchen includes a grill, flat top, single burner, pizza oven and refrigerator. A covered patio with wet bar and wood burning fireplace creates seamless indoor and outdoor entertaining. A gazebo fire pit, expansive turf lawn, custom tree house, and multiple second floor covered balconies overlooking the water elevate the estate into a true private retreat. For buyers searching luxury waterfront homes with acreage, riverfront estates in Mandarin, Jacksonville waterfront property with big water views, custom built homes on the St. Johns River, boating lifestyle homes with room to expand, or multigenerational estates in Northeast Florida, this residence offers scale, privacy, flexibility, and long term value. In addition to its scale and privacy, the estate offers convenient access to highly regarded public and private schools, combining luxury waterfront living with educational accessibility. Location and Connectivity Located in the heart of Mandarin with convenient access via the Buckman Bridge, this estate is close to major medical centers including Baptist Health, Ascension St Vincents, and HCA Florida Orange Park Hospital. Nearby business and lifestyle corridors include Orange Park, San Marco, downtown Jacksonville, and the Southbank district. Close to Interstate 295, Interstate 95, NAS Jacksonville, and Jacksonville International Airport for regional and national travel. Nearby private and public school options include The Bolles School, Episcopal School of Jacksonville, Bishop Kenny High School, Mandarin High School, Mandarin Middle and Crown Point Elementary. Prestigious nearby private clubs and waterfront destinations include San Jose Country Club, Epping Forest Yacht Club, Timuquana Country Club, Florida Yacht Club, along with premier marinas along the St. Johns River.