OPEN 12:00-2:30 Today May 17. Welcome to 1429 Longhill Drive-a rare opportunity in Horizon Hill offering exceptional space, thoughtful updates, and compelling value in today's Rockville/Potomac market. With over 3,937 square feet across three finished levels, this 4-bedroom, 2 full and 2 half bath colonial stands out for its price per square foot compared to competing homes in the price range. This home offers more space, more updates, and a very desirable setting for buyers seeking both size and substance, and deserves a closer look. Inside, you'll find fresh neutral paint throughout the main and upper levels, hardwood flooring, and a flexible, layout designed for both everyday living and entertaining. The formal dining room features plantation shutters and a striking brick fireplace, while expansive living and family spaces are filled with natural light from oversized windows. The renovated French country kitchen anchors the home with custom cabinetry, granite countertops, stainless steel appliances, hardwood flooring, and a charming window seat-combining warmth with functionality. A bright sunroom with terra-cotta-style tile flooring offers an inviting retreat overlooking the private outdoor setting. Upstairs, newly carpeted bedrooms provide generous proportions and ample storage. The primary suite is a true highlight, featuring a private office, wood-burning fireplace, hardwood flooring, and a beautifully renovated spa-like bath with dual vanities and custom finishes. The fully finished lower level adds significant living space with luxury vinyl plank flooring, a large recreation area, half bath, and dedicated storage and workshop space. Positioned directly across from scenic parkland, the home offers a sense of openness and privacy rarely found at this price point. Outdoor features include a custom rear deck, covered front porch, upgraded landscaping, and a brick paver walkway. Additional improvements include double-pane windows and a 2022 architectural roof. Located in the highly sought-after 20854 zip code with convenient access to I-270, Park Potomac, Rockville Town Center, and beyond, this home combines location, scale, and condition in a way that is increasingly difficult to find.