For Sale
Single family home for sale at 4 E 73Rd St, New York, NY 10021 | MLS# RLS20049465 | Listing updated on 2026-04-29
Photo 1 of Single family home for sale at 4 E 73Rd St, New York, NY 10021 | MLS# RLS20049465 | Listing updated on 2026-04-29
Photo 2 of Single family home for sale at 4 E 73Rd St, New York, NY 10021 | MLS# RLS20049465 | Listing updated on 2026-04-29
Photo 3 of Single family home for sale at 4 E 73Rd St, New York, NY 10021 | MLS# RLS20049465 | Listing updated on 2026-04-29
Photo 4 of Single family home for sale at 4 E 73Rd St, New York, NY 10021 | MLS# RLS20049465 | Listing updated on 2026-04-29
27+
Beds Icon

Street View

$25,750,000

Monthly Est:$128,167

  • Beds Icon5 Beds
  • Beds Icon
    7 Baths
  • Beds Icon8,360sqft

4 E 73Rd St, New York, NY 10021

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  • Single Family Residence

  • Built in 1910

  • $-- HOA

  • 2,298.82 sqft lot

  • $3,080/sq.ft

Description

A masterpiece of scale, design, and craftsmanship, this extraordinary 22.5-foot-wide mansion is perfectly situated on one of the Upper East Side's most desirable blocks, just off Fifth Avenue and Central Park. Designed by renowned architect Alan Wanzenberg and executed to the highest standards by Steve Mark of SMI Construction Management Inc., the home reflects an impeccable level of detail, marrying timeless elegance with contemporary functionality. The property Is located in a historic landmark district and is protected against vertical expansion.

Comprising five stories plus a finished basement with approximately 8,360 square feet of interior space, the resid
ence is complemented by 1,526 square feet of private outdoor spaces, including a south-facing 660-square-foot garden with an outdoor fireplace and built-in grill, and an 866-square-foot landscaped roof terrace with views of the iconic Manhattan skyline.

Inside, the home is defined by high ceilings up to 10'8", abundant natural light, and grand proportions. The spectacular entertaining rooms include a 32-foot-long living room overlooking the beautiful tree-lined street, an elegant formal dining room, a richly appointed library with a wood-burning fireplace, and a custom eat-in kitchen opening onto the garden with a second wood-burning fireplace. The kitchen is outfitted with appliances by Sub-Zero, Viking, and Gaggenau, blending everyday function with chef-level performance. There are five oversized bedroom suites, six luxurious full bathrooms, and four powder rooms. In addition, there is a full ensuite staff bedroom on the garden level.

Finishes throughout include solid-core walnut doors and millwork, as well as custom windows by Little Harbor Window, underscoring the residence's level of craftsmanship. A dramatic skylight crowns the top of the home, flooding the grand staircase and interior spaces with natural light, while western side windows further enhance brightness on every floor. All systems have been fully modernized, including an elevator serving the basement to the fifth floor, an eleven-zone central air system, an automatic irrigation system, a Crestron full house system, Lutron lighting and intercom.

A true Manhattan mansion, 4 East 73rd Street presents a rare opportunity to acquire one of the city's most distinguished private residences.


  • Houzeo last checked: 10 minutes ago
  • Listing updated: April 29, 2026 at 10:06 pm
  • Listing Provided by: Cathy F Franklin (917) 863-8209 , Alexis D Bodenheimer (917) 446-6506 | Corcoran Group (212) 355-3550
  • Source: Rebny MLS-NY | MLS#: RLS20049465 Rebny MLS-NY

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    5

  • County

    New York County

  • City

    New York

  • Neighborhood

    Upper East Side

  • Year Built

    1910

  • HOA Fees

    -

  • Finished Area

    8,360 sqft

  • Lot Size

    2,298.82 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    Rebny MLS

  • MLS Number

    RLS20049465

  • Days on Market

    408

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 5

    Bathrooms: 7

Interior

  • Appliances

    Dishwasher, Washer Dryer Allowed

  • Cooling

    Other

  • Exterior Features

    Private Outdoor Space Over60sqft

  • Interior Features

    High Ceilings, Smoke Free, Storage, Walk In Closets

Utilities & Energy

  • Fireplace Features

    Kitchen, Library

  • Laundry Features

    Washer Hookup, In Unit

  • Basement

    Other

Other Features

  • Patio And Porch Features

    None

  • Subdivision Name

    Lenox Hill

Price History

DateEventPrice

09/17/2025

Source: mls_logoRebny MLS-NY #RLS20049465

Price Decreased

$25,750,000 -8.04%

$3,080/sqft

09/17/2025

Source: mls_logoRebny MLS-NY #RLS20049465

Listed for Sale

$28,000,000

$3,349/sqft

Upper East Side Ranks # in New York, NY

Homes for sale
2,630

Homes

Rental prices
$2,702

Rental Prices

Median Home Price
$0

Median Home Price

Upper East Side, New York, NY neighborhood guide

The real estate listing data marked with this icon comes from the IDX program of the RLS at REBNY Listing Service (RLS). Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS") through Oct 31, 2026, 10:00PM. Information deemed reliable but not guaranteed. Information is provided exclusively for consumers' personal, non-commercial use, and may not be used for any purpose other than the identification of potential properties for purchase. The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. Buyer to verify all information. © 2026 The Real Estate Board of New York, Inc. All rights reserved.

Advertising Broker: Derek Greene | The Greene Realty Group

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