19048 SE Windward Island Lane Experience exceptional waterfront living in Islands of Jupiter! Situated on one of the community's largest lots, this meticulously maintained 2-story estate offers 28, 000 SF of privacy and premier frontage along the Loxahatchee River. A boater's paradise, the property features deep water, a private dock with boat lift, no fixed bridges and direct ocean access. Encompassing 4, 292 SF under air, the residence offers 3BR + office, 3 full and 2 half baths, a 3-car garage, heated spa and a dedicated guest house with full bath, a rare feature within the community. Traditional elegance meets quality craftsmanship with high-end finishes, custom built-ins, an entertainment center and richly paneled office. The first-floor primary suite features a luxurious en-suite bath, while upstairs offers two guest bedrooms with en-suite baths and a versatile billiards loft. Notable upgrades include a 2025 water heater, 2024 roof, 2020 A/C and impact windows throughout. Surrounded by mature trees, this extraordinary estate offers an exceptional combination of privacy, sophisticated living and an enviable waterfront lifestyle.