5 Ultra-Luxury Estates and Residences from Boca Raton to the Keys

Within Boca Villas’ coveted “Golden Triangle,” this extraordinary custom estate unfolds on a rare ½-acre corner lot, moments from Mizner Park and Royal Palm Place and less than a mile from the beach and the Boca Raton Resort and Spa. Designed for luxurious everyday living and grand-scale entertaining, the residence includes seven bedrooms and eight-and-one-half bathrooms, with two primary suites, an office, a gym, a formal dining room with a butler’s pantry, two full laundry rooms, and an elevator. Rich oak and marble flooring set a refined tone beneath soaring ceilings and a dramatic 12-foot fireplace, while expansive impact-glass windows, doors, and sliders bring in abundant natural light. Standout amenities include a temperature-controlled wine room, two beverage bars, two morning bars, and an oversized loft with a private balcony and exterior stair access to the pool and cabana—inviting effortless indoor-outdoor living throughout the day.

Along the water’s edge in the exclusive gated community of Shark Key, this Polynesian-inspired estate spans 1.56 private acres with an extraordinary 850 feet of waterfront. A long private driveway winds through lush grounds, passing the tennis court before the residence comes into view. Inside, soaring cathedral ceilings, exposed beams, rich mahogany detailing, and walls of glass capture sweeping 180-degree open-water views and legendary Keys sunsets. The layout separates North and South wings, linked by a striking mahogany-wrapped hallway. The main wing holds the living areas and a primary suite with his-and-her dressing areas and a bath finished in imported tile, all oriented to the water. The South wing adds a second living area and four bedrooms, plus a second-floor guest suite reached by a winding staircase. Wraparound decks, multiple waterfront lounging areas, and a pool complete the private resort rhythm.

Along the water’s edge in Sunny Isles Beach, this impeccable flow-through 35th-floor corner residence at The Estates at Acqualina’s boutique North Tower pairs elevated modern living with sweeping horizons. Walls of floor-to-ceiling glass capture direct ocean, Intracoastal, and Miami skyline views, while two expansive terraces invite sunrise coffees and sunset dinners, complete with a summer kitchen and a private sauna. Inside, the Italian designer kitchen is built for hosting, with top-tier appliances including a La Cornue gas range and hood, a steam oven, and a built-in pizza oven set around an oversized island. Four bedrooms plus a service room and 5.5 baths are complemented by custom closets, a fireplace, marble and wood flooring, and state-of-the-art smart home automation throughout. Days unfold between sand, poolside lunches, and evenings framed by the sea.

Along the water’s edge on Cudjoe Key, Casa Aqua unfolds across 16 pristine waterfront acres on the Atlantic Ocean at Mile Marker 22, just 30 minutes from Key West. The Spanish Mediterranean estate is defined by privacy and a front-row relationship to turquoise water views and sunsets. The main home spans 12 acres and offers 5 bedrooms and 3.5 baths, while a separate guest cottage on 2 acres adds a loft suite and panoramic views—an ideal setup for hosting with a sense of separation and retreat. Transient rental licenses allow nightly and weekly rentals, supported by a proven 18-year rental history and positioning the property for boutique resort use or as a luxury investment. Days here move to the rhythm of open water and evening skies.

Along the water’s edge within the exclusive gated community of Coral Coast, this Bayfront estate is designed around the daily rhythms of the Florida Keys. More than 6,000 square feet of living space is framed by panoramic views of Florida Bay and Everglades National Park, with an elevator offering easy access throughout. Brazilian walnut floors bring warmth and continuity, while a gourmet chef’s kitchen anchors the home for both quiet mornings and lively evenings. With 5 bedrooms, 6 full baths, and 2 half baths, the layout supports hosting without sacrificing privacy. Outside, a resort-style saltwater pool and spa look out to a rare sandy-bottom shoreline, and roughly 200 feet of deep-water dockage with two boat lifts makes time on the bay feel effortless. Evenings naturally end with sunsets over the water.