18 20th Avenue, Sea Cliff, NY 11579

• 4 beds |
• 3 baths |
• 2,022 sqft

Property Description

Experience Modern Living with Historic Charm. 4 Beds | 2.5 Baths | Meticulously Expanded & Rebuilt in 2017. Welcome to a stunning example of comfortable living nestled in the charming community of Sea Cliff. Originally built in 1898, this exquisite Colonial home has been meticulously expanded and completely rebuilt in 2017 by a builder ensuring top-quality materials, premium finishes, and meticulous craftsmanship throughout. Elegant & Intelligent Living Spaces: * Grand Welcome: A classic covered front porch leads into a spacious living space perfectly designed for today's lifestyle. * Chef's Heart: A modern kitchen equipped with state-of-the-art appliances and high-end finishes. * Smart Home Technology: Fully integrated SMART home automation paired with custom automated Hunter Douglas blinds. * Premium Finishes: Rich hardwood floors run seamlessly throughout the entire home. * Daily Convenience: A functional mudroom features custom built-ins alongside a stylish powder room. Your Second-Floor Sanctuary: * Primary Suite Oasis: A luxurious retreat featuring a spacious walk-in closet and a spa-like marble bathroom complete with radiant heat, a steam shower, and a separate soaker tub. * House Accommodations: Three additional bright bedrooms, a centrally located hall bath, and a dedicated upstairs laundry area. Bonus Spaces & Private Resort Grounds: * Finished Basement: Provides a dedicated play area for guests, plus abundant extra storage. * Oversized Property: A custom-made fence with a beautiful arbor completely surrounds the property, offering ample private outdoor space. * Outdoor Entertaining: Enjoy a private patio, custom landscaping, professional exterior lighting, and hassle-free in-ground sprinklers. * Ample Parking & EV Ready: A 2-car detached garage recently updated with sleek epoxy flooring and an electric car charger, plus room for 3–4 additional cars in the private driveway. The Sea Cliff Lifestyle: Perfectly located close to beautiful North Shore beaches and quaint village shops, this home offers the absolute best of Sea Cliff living. Enjoy the dual benefits of exceptionally low taxes and enrollment in the highly acclaimed North Shore School District.

Listing Status:

Active

Data Last Updated:

August 21, 2026 at 7:20AM

Listing Office:

Greene Realty Group : 888-278-5840

MLS ID:

1039834

Interior

• General: Breakfast BarBuilt-in FeaturesChandelierChefs KitchenDouble VanityDry BarEat-in KitchenENERGY STAR Qualified Door(s)Entrance FoyerFormal DiningHigh CeilingsHigh Speed InternetNatural WoodworkOpen FloorplanOpen KitchenPantryPrimary BathroomQuartz/Quartzite CountersRecessed LightingSmart ThermostatSoaking TubSound SystemSpeakersWalk-In Closet(s)Wired for Sound
• Appliances: Convection OvenDishwasherDryerENERGY STAR Qualified AppliancesExhaust FanFreezerGas CooktopGas OvenGas RangeMicrowaveRefrigeratorStainless Steel Appliance(s)Tankless Water HeaterWasherGas Water HeaterWater Purifier OwnedWine Refrigerator
• Laundry: In BasementLaundry RoomMultiple Locations
• Basement: Bilco Door(s)Partially FinishedStorage SpaceUnfinished
• Flooring: HardwoodTile
• A/C: Central AirENERGY STAR Qualified Equipment
• Heating: ENERGY STAR Qualified EquipmentForced AirHot WaterNatural GasRadiantRadiant Floor

Exterior

• General: GardenLightingRain Gutters
• Style: Colonial
• Other Structures: PorchDeckPatio
• Parking: DetachedDrivewayElectric Vehicle Charging Station(s)GarageGarage Door OpenerOversizedParking spaces: 5

Construction

• Windows: BlindsDouble Pane WindowsDrapesENERGY STAR Qualified Windows

Location

• Originating MLS: onekey2
• School District: North Shore
• County: Nassau County

Lot

• Zoning: 2423-21-163-00-0888-0
• Fencing: Back YardFencedFront YardFullWood

Utilities

• Utilities: Cable AvailableCable ConnectedElectricity AvailableElectricity ConnectedNatural Gas AvailableNatural Gas ConnectedTrash Collection PublicWater AvailableWater Connected
• Water: Public
• Sewer: Septic Tank

Financial

• Source: onekey2