520 Riverside Avenue Welcome to this charming expanded home nestled on a quiet block in the heart of Massapequa. Offering 3 bedrooms and 2 full baths, this well-maintained home combines comfort, updates, and inviting indoor-outdoor living. Enjoy year-round relaxation in the fabulous three-season room overlooking the private backyard, complete with a paver patio and sparkling semi-in ground pool-perfect for entertaining or unwinding. Inside, you'll find high-hat lighting, a convenient second-floor laundry area adjacent to the primary bedroom, and numerous recent upgrades, including a brand-new roof, new gas boiler, new hot water heater, and 200-amp electric service. The beautifully maintained property is enhanced by new PVC fencing and a six-zone in-ground sprinkler system, providing both privacy and easy maintenance. A wonderful opportunity to own a move-in-ready home in one of Massapequa's most desirable neighborhoods!