Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
345 E 73RD Street #4C
Interested in this property?
Active For Sale Co-op

$1,295,000

345 E 73RD Street #4C

Lenox Hill, Manhattan

Morad Diplomat

MLS® #RLS20074061

RLS at REBNY

Listing by Douglas Elliman Real Estate

Open House Scheduled

Sunday, June 28 • 11:00 AM – 1:00 PM

REBNY 2025: signed Buyer Representation Agreement required before any showing.

3

Bedrooms

2

Baths

N/A

Sq. Ft.

1961

Year Built

Quick Summary

Bedrooms 3
Bathrooms 2
Year Built 1961
Ownership Co-op
Maintenance $2,832/mo
Parking Garage
Neighborhood Lenox Hill
Floor 4 of 13

Property Highlights

  • Parking: Private garage

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 5
Baths 2 Full
Floor 4 of 13
Pets Yes
Year Built 1961
Parking Garage Available
Structure Type HighRise
Basement Other
Parcel # 1448-0017-00345-000-000004C
Block/Lot 01448/0017

Listing History

Event Date Price Change
Listed Feb 27, 2026 $1,350,000 -
Currently Jun 25, 2026 $1,295,000 -4.1%

Description

Sun-Drenched 3-Bedroom with Washer/Dryer in Prime Upper East Side Location Welcome to Residence 4C at 345 East 73rd Street - a beautifully bright, south-facing converted three-bedroom, two-bath corner home located in the full-service Morad Diplomat cooperative on a quiet, tree-lined Upper East Side block. A gracious entry foyer leads into an expansive living room highlighted by a full wall of windows that flood the space with natural light. Classic parquet floors throughout add warmth and sophistication. The thoughtfully designed layout includes a large, bright primary bedroom facing south, a second bedroom large enough to serve as a primary bedroom facing north, and a flexible third bedroom - converted from a separate dining area - ideal for guests, a home office, or a nursery. The renovated kitchen features sleek stainless-steel appliances, including a Bosch washer/dryer, Haier refrigerator, and GE dishwasher, along with generous cabinet and counter space for effortless daily living. Storage is exceptional, with four deep closets throughout, including an oversized walk-in closet rarely found at this price point. The Morad Diplomat is a well-maintained, full-service cooperative offering: 24-hour doorman Live-in superintendent Landscaped rear courtyard Laundry room On-site parking and storage (waitlisted) The building has recently completed major capital improvements, including a new water tower, upgraded elevators, a new boiler system, and fully renovated hallways - ensuring long-term value and peace of mind. Perfectly positioned between First and Second Avenues, you're just one block from the Q train and the M72 and M31 buses, close to the 6 train, and surrounded by neighborhood favorites like Beach Cafe, Mission Ceviche, Up Thai, Marlow, Sushi of Gari, and Trader Joe's. Enjoy easy access to John Jay Park, Carl Schurz Park, and Central Park, plus top fitness destinations including Equinox and NYSC. Co-op Policies: Pets welcome Pieds-à-terre, co-purchasing, and guarantors permitted Subletting allowed after 2 years Up to 75% financing permitted This home delivers light, space, flexibility, and full-service convenience in one of Manhattan's most desirable neighborhoods.

Features & Amenities

Interior Features

Building Other Washer Hookup In Unit

Exterior Features

Building Courtyard

Building Amenities

Bike Storage Elevators

Building Information

Building Morad Diplomat
Building Data View Compliance & Permits
Total Units 142
Stories 13
Structure HighRise

Financial Details

Maintenance $2,832/mo
Original Price $1,350,000
Previous Price $1,350,000

Lenox Hill occupies a residential section of the Upper East Side, defined by proximity to Central Park, major medical institutions (Memorial Sloan Kettering, Weill Cornell, Lenox Hill Hospital), and the Madison Avenue retail corridor. Housing stock ranges from large pre-war cooperatives to modern condominiums with East River and skyline views.

Lenox Hill Live Market Data

View Neighborhood

Active Listings

619

Median Asking Price

$1.47M

Median $/Sqft

$1,487

Avg Days on Market

N/A

New This Week

24

Price Reduced

35%

Sold (30 Days)

85

Median Sale Price

$1.25M

Live data from RLS at REBNY • Updated 6/25/26, 1:34 PM EST

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Location

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345 E 73RD Street #4C, Lenox Hill, New York County

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

1925
Year Built
101 years old
2
Floors
2
Residential Units
R5B
Zoning District
Two Family Dwellings

Tax & Assessment

Assessed Value: $48,660
Land Value: $14,760
Exemptions: $0

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 2,000 SF
Building Area: 1,900 SF
Built FAR: 0.95
Allowed FAR: 1.5

Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)

Want help estimating ownership costs or understanding building compliance? Let's discuss

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $2,832 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 3 bedrooms and 2 full bathrooms.

According to MLS records, the building was constructed in 1961, making it approximately 65 years old.

This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.

Pets are permitted at this property: must submit pet request,Building Pets Allowed Comments:must submit pet request. Contact the listing broker for weight limits or breed restrictions.

To schedule a private showing, contact Milton Coste at (917) 416-7433 or mcoste@kwnyc.com. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.

Have a question not answered here?

(917) 416-7433
MLS® ID: RLS20074061
First Listed: 2/27/2026
On Market: 2/27/2026
Price Changed: 6/25/2026
Contract Date: 2/27/2026

Listing Courtesy of Douglas Elliman Real Estate - Joseph Chaplin

Listing Contact: (914) 224-5806

Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). 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. ©2026 The Real Estate Board of New York, Inc., all rights reserved. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.

Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.

Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.

RLS at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 6/25/2026 at 5:34 PM UTC

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