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4 Beds
3 Baths
2,022 sqft

$1,699,900

18 20th Avenue, Sea Cliff NY, 11579

Price per sqft$840.70
Built in1898
Property size2,022 sqft
Property typeResidential
Courtesy of Greene Realty Group, Derek J. Greene Listing Contact: 888-278-5840

Overview

Active

Listed Aug 18, 2026

Updated Aug 21

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.

$11,309/mo

Est. mortgage payment based on a $1,699,900 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
1039834

Interior Features

Bedrooms
4
Bathrooms
3
Cooling
Yes
Heating
Yes
Basement
Yes

Exterior Features

Lot Size
0.33 Acres

Other Property Details

Taxes
$17,211
Tax Frequency
Annually
Garage
Yes
55+/Senior Community
No

Listings courtesy of OneKey MLS as distributed by MLS GRID

All information deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) nor Elizabeth Markovic shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Properties displayed may be listed or sold by various participants in the MLS.

Based on information submitted to the MLS GRID as of 9:51 PM UTC on 8/21/2026. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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