Welcome to 535 Crescent Key Drive in beautiful St. Augustine, FL — a spacious and elegant 4 bedroom, 3.5 bath single-story home with 2,795 sq. ft. and a 3-car garage. Designed for modern living, this residence features a rare mother-in-law suite complete with a large bedroom, walk-in closet, private bath with walk-in shower, kitchenette with granite countertops, cabinets, sink, refrigerator, microwave, seating area, and a private entrance/exit. Perfect for multi-generational living or long-term guests! The main home offers a luxurious primary suite with a spa-style bath including a separate soaking tub, walk-in shower, dual sinks, and a walk-in closet. Two guest bedrooms share a convenient Jack & Jill bathroom, making the layout ideal for families. Additional highlights include porcelain tile flooring throughout main areas, tray ceilings in multiple rooms, crown molding, expansive baseboards, and a new roof added in 2023 for peace of mind.