Welcome to 59 Horace Drive, an exceptional executive home set on 2.15 private acres in Sheldon's Landing, an exclusive waterfront community in Rideau Lakes near Portland.. This beautifully updated 4-level side split offers 1,660+ sq. ft. above grade with 3 bedrooms, 2 full baths, 2 powder rooms & an attached double car 23 ft x 32 ft garage with inside entry to both the main and lower levels. Since 2023, the home has undergone an impressive transformation featuring wide plank engineered hardwood flooring throughout the finished areas, hardwood stairs with new railings, fresh paint, designer lighting & a stunning open-concept layout. The showpiece gourmet kitchen boasts an 6+ ft quartz island, new cabinets with quartz counters, farmhouse sink, subway tile backsplash,under-cabinet lighting, and an 8-burner propane range with double ovens. A coffee bar, new powder room & garage access complete the main level. The finished lower level is perfect for entertaining with a cozy propane fireplace, spacious rec room, library/lounge, games area, hidden laundry & additional powder room. The fourth level offers a home gym, utility room, and abundant storage. Step outside to a spectacular 32 ft deck with aluminum railings, double gazebo, seating for 10, space for an outdoor kitchen, landscaped grounds, fire-pit,fenced garden, new Kodiak shed, paved driveway with parking for up to 10+ vehicles, and a whole-home Generac generator. Offering deeded access to a private waterfront park with a boat launch, long dock, beach, parking, and natural shoreline, you'll enjoy the best of lake life in sheltered Sheldon's Bay-ideal for swimming, fishing, and boating. Enjoy high-speed FIBE internet, no rear neighbours, high-efficiency propane heating, central A/C, and an unbeatable location just minutes to Portland, 15 minutes to Westport, 30 minutes to Smiths Falls & Gananoque, 45 minutes to Kingston & one hour to Kanata. Luxury, privacy, and an exceptional Rideau Lakes lifestyle await.