12 Grand Bay Circle Located in the highly sought-after Intracoastal-front community of Oak Harbour in Juno Beach, this rare CBS construction home is 1 of only 2 concrete block properties in Grand Bay, with all other homes being frame/stucco. Offering 4 bedrooms, 2.5 bathrooms, & an expansive open floor plan, this residence blends quality construction, spacious living, & the ultimate South Florida coastal lifestyle. Designed for both everyday living & entertaining, the home features formal living & dining areas, along with a spacious family room that opens seamlessly to the kitchen & bar area. The chef's kitchen offers granite countertops, solid wood cabinetry, ample storage, & abundant prep space. The oversized primary suite provides a true retreat with a large walk-in closet featuring custom built-ins, additional closet space, and a spacious en-suite bath complete with granite countertops, double vanity, jacuzzi tub, and frameless glass shower. Additional highlights include a large 2-bedroom guest suite with full bathroom, a versatile secondary bedroom ideal for an office, playroom, or flex space, a spacious 4th bedroom, large separate laundry room, hidden storage room beneath the staircase, two air conditioning systems, and an oversized 2-car garage with additional storage. Outdoor living is equally impressive with a screened-in patio, open paved patio, lush tropical landscaping for added privacy, and plenty of room to add a pool. A new roof was completed in 2024, and the home also features a Halo whole-home water filtration system. Residents of Oak Harbour enjoy a gated Intracoastal community lifestyle with boat slips available for rent or purchase separately, along with close proximity to beaches, marinas, waterfront dining, golf, shopping, and all that Juno Beach and Palm Beach County have to offer. Rarely available CBS construction in Grand Bay with space, privacy, and premium upgrades in one of Juno Beach's premier waterfront communities.