Build your waterfront estate for well under $1 million! Offered at $399,000, this rare .55-acre riverfront homesite in River Branch Estates offers an incredible opportunity to create a custom home on the St. Lucie River with direct ocean access and gorgeous west-facing sunset views. The seller has already obtained building plans and preliminary pricing in the low $400,000s for an approximately 2,600 square foot home, giving buyers a vision for creating a stunning waterfront property at a total investment well below $1 million. Three conceptual AI-generated renderings have been included to help showcase the possibilities for the property, including a custom residence, outdoor living area and pool. Renderings are for inspiration only and do not represent existing improvements or a guaranteed build. Located on a peaceful cul-de-sac and surrounded by majestic live oaks and Spanish moss, the property combines Old Florida character with the opportunity to design a brand-new waterfront home. The lot is considered dockable, subject to permitting and the seller has already completed a 2022 survey and soil testing, helping buyers move one step closer to building. River Branch Estates features spacious homesites and a low HOA of only $400 per year. Enjoy boating from the St. Lucie River to the Intracoastal and Atlantic Ocean while remaining convenient to beaches, shopping, dining, marinas, I-95 and the planned Midway Road Florida Turnpike interchange. At $399,000, this is more than a vacant lot, it is an opportunity to create a custom waterfront estate in one of the Treasure Coast's beautiful riverfront settings. Bring your builder, review the seller's existing plans and start imagining what life on the water could look like.