Rare opportunity to own a beautifully renovated legal 2-family home with Certificate of Occupancy, offering exceptional versatility for investors, or owner-occupants seeking premium rental income potential. Thoughtfully upgraded throughout, this impressive property combines modern finishes, major capital improvements, and true pride of ownership. Unit A is a newly remodeled 4-bedroom, 2.5-bath residence featuring a stunning custom kitchen with quartz countertops, new SS appliances, soft-close cabinetry, luxury vinyl plank flooring throughout, and beautifully updated bathrooms. A fully permitted fourth bedroom with egress window on the main level adds valuable flexibility for guests, a home office, or extended living space. Additional upgrades include solid core interior doors and hardwired smoke/carbon monoxide detectors with voice activation throughout the home. Unit B offers a spacious 3-bedroom, 2.5-bath layout and is currently rented for $3,570/month on a month-to-month basis, providing immediate income potential. The property can be delivered with the tenant in place or vacant with notice. Extensive exterior improvements elevate both curb appeal and functionality, including brand-new siding, windows, entry doors, garage doors, driveways, pavers, concrete patio, white PVC fencing with oversized gates, and professionally designed flowerbeds. Enjoy outdoor living from the newly constructed TREX balconies/decks accessible from both second-floor primary bedrooms over looking the sprawling .23 acre yard. The fully upgraded sprinkler system services the entire property and flowerbeds and can be conveniently controlled via WiFi/app access. Additional upgrades include new water heaters with expansion tanks, new interior water main shutoff valves, and re-keyable Kwikset locks throughout for added convenience and security. Located in the West Babylon School District, just minutes to Babylon Village, LIRR (Less than 1 mile), Argyle Lake, public transportation, and local shops, with easy access to Farmingdale Village. A truly turnkey multi-family property offering luxury updates, strong income potential, and outstanding flexibility - all wrapped into one exceptional opportunity.