1606 Penn Mar Avenue Discover an exceptional opportunity in the desirable South El Monte neighborhood! Beautifully upgraded and thoughtfully expanded, this versatile property offers over 1, 950 square feet of total living space, combining modern comfort, flexible living arrangements, and outstanding investment potential. Whether you're looking for a place to call home, accommodate extended family, or generate rental income, this unique property offers endless possibilities with up to three separate living areas!The main residence features four bedrooms and three-and-a-half bathrooms, highlighted by a permitted two-story rear addition completed in 2025, adding over 550 square feet of living space. With its own private entrance, this newly constructed addition offers incredible flexibility for multigenerational living, extended family, or potential rental opportunities. Step inside to discover a bright, inviting interior featuring stylish laminate flooring, recessed lighting, and a beautifully upgraded kitchen with elegant quartz countertops and abundant cabinetry. Tastefully remodeled bathrooms showcase modern tile finishes, while central air conditioning and individual mini-split systems in three bedrooms provide year-round comfort.Adding even more value is the permitted ADU, built in 2021! Move-in ready and thoughtfully designed, this independent living space features tile flooring throughout, a beautifully upgraded kitchen with quartz countertops, attractive cabinetry, and a recently remodeled bathroom. Complete with its own mini-split air conditioning system, separate water heater, and dedicated electrical panel, the ADU offers both privacy and convenience-ideal for extended family or potential rental income.The impressive list of upgrades continues with fresh exterior paint, recent fumigation, upgraded copper plumbing, a 200-amp electrical panel with EV-charger readiness, a tankless water heater, and convenient in-house laundry. A long driveway provides generous parking, while the outdoor space is enhanced by numerous mature fruit trees, creating a welcoming setting to relax and enjoy.What truly sets this property apart is its remarkable versatility. With multiple living areas, separate entrances, extensive upgrades, and two permitted additions, this is a rare opportunity to enjoy comfortable living while exploring additional income possibilities.You must see it!