Welcome to Hallowing Point River Estates. Fairfax County's best-kept secret along the wide waters of the majestic Potomac River at the very tip of the Mason Neck Peninsula, where eagles soar and the river runs deep. This beautifully designed home with superior elevation and a riverside pool offers a resort lifestyle in a peaceful setting surrounded by calming waters and abundant nature. Set along 125' of waterfront with riparian rights and a private dock, this fully renovated and expanded residence offers aprx 5219 total sq ft with direct river views from nearly every living space and is not located in a floodplain. A comprehensive 2002 transformation substantially improved the floor plan, systems, interiors, finishes, surfaces and landscaping. The open-concept living areas capture panoramic river views throughout, while the 5-bedroom, 4.5-bath floorplan provides exceptional space for everyday living and entertaining. The entire lower level was beautifully renovated in 2026.The main level welcomes you with a lead-glass entry door, spacious foyer, formal dining room, powder room and a dramatic great room spanning the width of the home. 9 Ft ceilings and expansive windows frame sweeping river views, while a wood-burning fireplace and sliding glass doors create seamless flow to the spacious riverside deck. The open breakfast room and kitchen feature crisp white cabinetry, granite countertops, a large island, stainless steel French-door refrigerator, double wall ovens, 36-inch Bosch induction cooktop, heated floors and generous pantry storage. A main-level bedroom with en-suite full bath offers convenient one-level accommodations.Upstairs, the spacious primary suite enjoys wide-water views, space for a sitting area, a custom walk-in closet and a private bath with radiant heated floors, dual vanities, Jacuzzi soaking tub, stall shower, linen closet, separate water closet and bidet. Two additional river-view bedrooms share a hall bath with dual vanities, bedroom-level laundry and two storage rooms complete this level.The walkout lower level was completely renovated in 2026 and includes a spacious recreation room with luxury vinyl flooring, wood-burning fireplace and sliding doors to the covered riverside patio. A fifth bedroom opens to the patio and features generous closet space and a fully renovated en-suite bath. A brand new fully remodeled secondary kitchen with white shaker cabinetry, quartz countertops, decorative backsplash and stainless-steel Samsung appliances is ideal for poolside entertaining or extended-stay guests. A second laundry center, utility/storage room and direct access to the two-car garage complete the level.Outdoor living is exceptional with a 670 Sq Ft Hardie Plank deck and a 780 Sq Ft covered Pennsylvania flagstone patio overlook the scenic grounds and river. The level, fenced rear lawn leads to a riverside swimming pool and gazebo, stone retaining walls, waterside gathering areas and a shoreline walkway. The rare two-story, HVAC-conditioned boathouse offers great space for an office or studio with extensive storage. The private dock sits in navigable water and features two 10,000-pound boat lifts, an extended platform and step-down landing. Notable upgrades include a 2022 roof replacement on the home, boathouse and gazebo; 2019 HVAC; irrigation; security system; and circular driveway parking for 10+ vehicles.Hallowing Point River Estates HOA/community amenities include a seven-acre waterfront park and beach, pavilion, grilling stations, volleyball, boat launch and pier, tennis, pickle ball and basketball courts, playground and neighborhood events. Surrounded by thousands of acres of federal, state and regional parkland, the property is approximately 27 miles south of Washington, DC, 30 minutes from Old Town Alexandria and 6 miles from Fort Belvoir, with nearby VRE service, convenient access to I-395, community trails, Pohick Bay golf and camping, and area riding stables. Enjoy The Ultimate Lifestyle!