Large coastal home with owned solar, and recent renovations to the ADU, open kitchen and primary bedroom. With 2,644 sq ft of living space, this home offers comfort, versatility, and a fantastic location at the end of a quiet cul-de-sac just five blocks from the beach. The kitchen is complete with an expansive island with wine refrigerator alcove, custom cabinetry, quartz counters, stainless steel appliances, and recessed lighting - perfect for entertaining and everyday living. The light-filled living room has a vaulted ceiling and luxury vinyl plank flooring, creating a warm and inviting space. The newly renovated ADU takes up the entire 2nd floor and includes a kitchenette, full bathroom, bedroom, living room / optional 2nd bedroom, and balcony. Ideal for multi-generational living, guests, or potential rental income, this flexible space adds tremendous value and privacy. Additional highlights include an extended length two-car garage with ample storage and large laundry area with extra washer hookups. The newer paid-off solar system was installed approximately 5 years ago; and new roof, wood repair and exterior paint were completed about 10 years ago. Exterior includes a well maintained front yard equipped with sprinkler system and long driveway that can accommodate at least two cars or possibly a RV. Doors from the kitchen and primary bedroom take you to a backyard patio, garden area and yard space that offer endless potential. Enjoy the tranquil location with no vehicle through traffic at the end of a cul-de-sac that features a pedestrian-only pathway towards the beach. Whether you're looking for a primary residence, a multi-generational setup, or a coastal investment opportunity, 540 Donax Avenue is a rare find that checks every box.