Fully updated with a pool, large fenced yard, greenhouse, and RV parking, 139 Mackay Drive offers a rare combination of upgrades and space in the Marshes of Mackay. This 4 bedroom, 2 bathroom brick home has been meticulously maintained and thoughtfully improved, making it stand out from the moment you arrive. Inside, the home features updated flooring, smooth ceilings, a bright sunroom, refreshed cabinetry, and leathered quartz countertops that give the kitchen a custom feel. Major improvements including a new roof, new septic tank and drain field, new HVAC system, and new well pump provide added confidence and peace of mind, while every detail reflects careful ownership. The backyard is where this property truly shines. A private pool with a new motor and enclosure, expansive fully fenced lot, and updated landscaping create an ideal space for relaxing or entertaining. The RV parking pad with hookup adds even more flexibility for travel or extra storage. Located in the Marshes of Mackay, residents enjoy quiet streets, mature trees, and a convenient Brunswick location close to shopping, dining, and the coast. Homes with this level of updates and outdoor space rarely come available here.