Meticulously maintained and thoughtfully updated, this 2,095 sq-ft Key West style home with beach access has a 1st floor studio apartment, and a bedroom and bathroom on the 2nd and 3rd floors. Large windows and 3 decks embrace nature's peaceful views. Tucked away in one of St. Augustine's best-kept secrets, this charming home is nestled along the protected edge of ANASTASIA STATE PARK. Framed by a canopy of majestic oaks that lines the entire street, this peaceful setting offers a rare combination of privacy and natural beauty. Residents enjoy private access to Anastasia State Park, making it just a short stroll to one of Florida's most pristine, undeveloped beaches. Its LARGE WINDOWS highlighting the tranquil views of the surrounding trees and soaring VAULTED CEILINGS allow natural light to fill each room, creating a bright, inviting atmosphere throughout. The FIRST FLOOR welcomes you with an OVERSIZED GARAGE WITH AMPLE STORAGE, SPACIOUS LAUNDRY ROOM, and a PRIVATE STUDIO APARTMENT with its own entrance. Currently operating as a successful short-term vacation rental, this space presents an excellent opportunity for additional income, guest accommodations, or a private home office. Ascend to the SECOND FLOOR, where the heart of the home unfolds. The SPACIOUS LIVING ROOM flows effortlessly into the BEAUTIFULLY APPOINTED KITCHEN featuring custom tile work, UPDATED APPLIANCES, a VIKING GAS RANGE, abundant cabinetry, and GENEROUS GRANITE COUNTER SPACE for entertaining or everyday living. Enjoy meals in the dining area or step outside to the inviting front or back porch for morning coffee or al fresco dining surrounded by the peaceful canopy of trees. Also included on this floor is a SECOND BEDROOM next to a SECOND BATHROOM. The THIRD FLOOR is dedicated to the home's private sleeping quarters. The PRIMARY SUITE offers a peaceful retreat complete with an adjoining SITTING ROOM, WALK-IN CLOSET, and private EN-SUITE FULL BATH. A LARGE 14'X20' VERSATILE LOFT with its own PRIVATE DECK and closet can easily serve as a fourth bedroom, home office, or creative studio. RECENT IMPROVEMENTS completed within recent years include a NEW ROOF, a NEW HVAC system, NEW WASHER AND DRYER, and durable 30-YEAR CEMENTITIOUS SIDING, providing peace of mind for years to come. Outside, the tropical landscaping creates a secluded BACKYARD SANCTUARY featuring a beautiful PAVER PATIO surrounded by lush greenery--perfect for morning coffee, an evening around the fire pit, or simply enjoying the sights and sounds of nature. More than just a home, 1685 Santander Street offers a lifestyle where COASTAL LIVING, PRIVACY, and NATURE come together in one of St. Augustine's most unique neighborhoods. With direct access to Anastasia State Park, flexible living spaces, INCOME-PRODUCING POTENTIAL, and timeless Key West charm, this is a truly exceptional place to call home.