Looking for a newer Myrtle Beach home for sale with extra space and a rare private guest suite? Welcome to 428 Ayrhill Loop, a spacious 5-bedroom, 3.5-bath home with the main home and additional space above the garage. This home is located in the highly desirable SayeBrook community of Myrtle Beach, SC. It offers a modern layout, flexible living options, and coastal-lifestyle amenities. The main home features 4 bedrooms and 2.5 baths, while the separate bonus suite above the detached 2-car garage includes its own oversized bedroom, full bathroom, and walk-in closet - ideal for multi-generational living, long-term guests, a private home office, or an income-style space which is a rare find. Inside, an inviting front porch leads to a bright foyer and open-concept living area where the great room, dining space, and kitchen flow together seamlessly. The kitchen stands out with white cabinetry, a large island with seating, stainless steel appliances, subway-tile backsplash, and a walk-in pantry. A covered back patio and comfortable backyard extend your living space outdoors for relaxing, grilling, or entertaining. The main-level primary suite lives like a retreat, offering a massive walk-in closet and a spa-like bathroom with custom tile, an oversized walk-in shower, and a large vanity. Upstairs, three generous bedrooms, a full bath, and a loft provide flexible space for family, guests, work, or recreation. Living in SayeBrook means enjoying a true coastal, amenity-rich lifestyle - complete with a resort-style pool, pickleball courts, basketball court, playground, sidewalks, and golf-cart-friendly streets. Youre just minutes from Market Common, the Myrtle Beach Boardwalk, Murrells Inlet MarshWalk, and everyday conveniences like Trader Joes, Target, and Marshalls. If youre searching for a Myrtle Beach home for sale in an amenity-packed, coastal community-with a hard-to-find private bonus suite-428 Ayrhill Loop is a must-see. Some photos in this listing have been virtually staged.