Welcome to 5528 Marlin Street - a beautifully updated four-level split nestled on a quiet, tree-lined street in Rockville's highly sought-after Manor Lake community. This meticulously maintained and renovated home offers modern upgrades throughout. The main level showcases a fully renovated and expanded kitchen (2022), designed for both everyday living and entertaining, featuring a gas range, stainless steel appliances, Corian countertops, and a spacious eat-in area. The sun-filled living room and formal dining room provide an inviting setting, with sliding glass doors that open to the backyard patio-perfect for indoor-outdoor living. Upstairs, you'll find four generously sized bedrooms and two full baths, including a serene primary suite complete with a walk-in closet, an additional closet, and a beautifully renovated en-suite bath (2017) featuring a double vanity and walk-in shower. The first lower level offers an expansive family room with a cozy wood-burning fireplace and custom built-ins, creating the perfect gathering space. This level also includes a renovated powder room (2024) and a large laundry room with flexible space ideal for a home office, gym, or hobby area, along with walk-out access to the private backyard. The fourth level adds even more versatility, featuring a newly finished space (2026) with updated flooring and lighting, plus ample storage. Significant recent improvements provide peace of mind, including a new roof (2021), siding (2021), gutters and downspouts (2021), energy-efficient windows (2015-2021), HVAC system (2019), and a new concrete driveway (2025). Outside, enjoy beautifully manicured landscaping in both the front and backyard. The private backyard is ideal for morning coffee, outdoor dining, or relaxing evenings. Ideally located just minutes from scenic trails, Lake Frank, and Rock Creek Park, and within walking distance to Rock Creek Village Shopping Center featuring Safeway, CVS, and local dining. Commuters will appreciate easy access to the Metro Red Line and downtown Rockville. Optional membership to Flower Valley Bath & Racquet Club is also available. This is a rare opportunity to own a turnkey home in one of Rockville's most beloved neighborhoods-don't miss it!