About 18 20th Avenue
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.
Features of 18 20th Avenue
| MLS® # | 1039834 |
|---|---|
| Price | $1,699,900 |
| Bedrooms | 4 |
| Bathrooms | 3.00 |
| Full Baths | 2 |
| Half Baths | 1 |
| Square Footage | 2,022 |
| Square Footage | 14400 |
| Acres | 33.00 |
| Year Built | 1898 |
| Type | Residential |
| Sub-Type | Single Family Residence |
| Style | Colonial |
| Status | Active |
Community Information
| Address | 18 20th Avenue |
|---|---|
| City | Sea Cliff |
| County | Nassau County |
| State | NY |
| Zip Code | 11579 |
Amenities
| Utilities | Cable Available, Cable Connected, Electricity Available, Electricity Connected, Natural Gas Available, Natural Gas Connected, Trash Collection Public, Water Available, Water Connected |
|---|---|
| Parking Spaces | 5 |
| Parking | Detached, Driveway, Electric Vehicle Charging Station(s), Garage, Garage Door Opener, Oversized |
| # of Garages | 2 |
| Is Waterfront | No |
| Has Pool | No |
Interior
| Interior | Hardwood, Tile |
|---|---|
| Interior Features | Breakfast Bar, Built-in Features, Chandelier, Chefs Kitchen, Double Vanity, Dry Bar, Eat-in Kitchen, ENERGY STAR Qualified Door(s), Entrance Foyer, Formal Dining, High Ceilings, High Speed Internet, Natural Woodwork, Open Floorplan, Open Kitchen, Pantry, Primary Bathroom, Quartz/Quartzite Counters, Recessed Lighting, Smart Thermostat, Soaking Tub, Sound System, Speakers, Walk-In Closet(s), Wired for Sound |
| Appliances | Convection Oven, Dishwasher, Dryer, ENERGY STAR Qualified Appliances, Exhaust Fan, Freezer, Gas Cooktop, Gas Oven, Gas Range, Microwave, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater, Washer, Gas Water Heater, Water Purifier Owned, Wine Refrigerator |
| Heating | ENERGY STAR Qualified Equipment, Forced Air, Hot Water, Natural Gas, Radiant, Radiant Floor |
| Cooling | Central Air, ENERGY STAR Qualified Equipment |
| Fireplace | No |
| Has Basement | Yes |
| Basement | Bilco Door(s), Partially Finished, Storage Space, Unfinished |
Exterior
| Exterior Features | Garden, Lighting, Rain Gutters |
|---|---|
| Lot Description | Back Yard, Front Yard, Garden, Historic District, Landscaped, Near Public Transit, Near Shops, Private, Sprinklers In Front, Sprinklers In Rear, Stone/Brick Wall |
| Windows | Blinds, Double Pane Windows, Drapes, ENERGY STAR Qualified Windows |
| Construction | HardiPlank Type |
School Information
| District | North Shore |
|---|---|
| Elementary | Sea Cliff Elementary School |
| Middle | North Shore Middle School |
| High | North Shore Senior High School |
Additional Information
| Date Listed | August 18th, 2026 |
|---|---|
| Days on Market | 15 |
| Short Sale | No |
| RE / Bank Owned | No |
Listing Details
| Office | Greene Realty Group |
|---|---|
| Contact Info | 888-278-5840 |