Welcome to 363 Lake Avenue, where classic charm meets modern updates in the heart of Black Rock's sought-after St. Mary's by the Sea community. This sun-drenched 3-bedroom, 1.5-bath Colonial offers a blend of timeless detail and contemporary comfort-just steps from scenic waterfront paths, kayaking, biking, and the vibrant local dining scene. Beautifully maintained, this home features original architectural details including romantic archways, hardwood floors, and custom millwork. The spacious living room with fireplace opens into a bright den or sunroom, ideal for a home office or creative retreat. The thoughtfully renovated kitchen boasts granite counters, stainless steel appliances, under-cabinet lighting, and a heated tile floor. Glass-front cabinetry and a large peninsula with bar seating add both function and style. Adjacent is a versatile breakfast/play area with access to the rear yard. Upstairs, you'll find three comfortable bedrooms and a newly updated full bath with designer tile, glass shower enclosure, soaking tub, and stylish gold accents. A recently finished walk-up attic offers fantastic bonus space, perfect for a playroom, guest area, or home office. Enjoy a lush, private backyard oasis with a stone patio perfect for entertaining or relaxing under mature trees. Energy-conscious buyers will appreciate the owned solar panels, keeping utility costs low year-round. Experience the best of coastal living-schedule your private showing today!