Tucked Away Mid-Block On A Quiet Cul-De-Sac In Desirable South Freeport, 539 Nassau Avenue Offers An Exceptional Waterfront Rental Opportunity With Direct Canal Access Just Moments From The Open Bay. Ideally Located Near The Nautical Mile, This Oversized Hi-Ranch Delivers The Perfect Blend Of Space, Comfort, And Coastal Lifestyle. The Main Level Features A Bright, Open-Concept Layout With A Renovated Kitchen Complete With Stainless Steel Appliances, Granite Island, And Seamless Flow Into The Living And Dining Areas. Three Bedrooms Are Located On This Level, Including An Oversized Primary Suite With A Rare En-Suite Full Bathroom And Custom Closet Organization, Along With A Second Full Bathroom And Walk-Out Deck Access. The Lower Level Offers Additional Living Space With A Large Bedroom Or Office, Laundry Room, And A Den With Built-In Dry Bar. A Sun-Filled Florida Room With A Hot Tub Provides The Perfect Space To Relax Year-Round. Enjoy A Beautifully Maintained Backyard Designed For Entertaining, Featuring Trex Decking, Multiple Seating Areas, An Outdoor Kitchen With Built-In Gas Grill And Pizza Oven, And A Gazebo-Covered Firepit. Boating Enthusiasts Will Appreciate The Private Dock Accommodating Up To A 38’ Boat, Along With A Jet Ski Dock. Additional Highlights Include A Two-Car Paver Driveway, Updated Gas Heating System, And A Charming Front Yard With Koi Pond And Lush Landscaping.