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400 East 56th Street 23FNew York, NY 10022

For Sale

$749,000

Smart Buyer Rebate $6,225

Welcome to Apartment 23F at Plaza 400, a spacious one-bedroom, one-and-a-half-bath residence offering the highly sought-after F-line layout. This home presents a wonderful opportunity to create a space that reflects your own personal style. A welcoming foyer opens into an expansive living and dining area, highlighted by oversized windows that frame open city views, beautiful skies, and fill the home with natural light from its northern and western exposures. The generously proportioned king-sized bedroom offers excellent closet space and an en-suite full bath with a stall shower. Off the foyer, you'll find additional walk-in closet space, a well-proportioned kitchen, and a convenient powder room for guests. With its spacious layout, abundant storage, open city views, and endless possibilities, Apartment 23F is ready to be transformed into a beautiful custom home in one of Sutton Place's most desirable full-service cooperatives. At Plaza 400, residents enjoy a wide range of amenities, including a brand-new Sky Top Lounge, an outdoor heated rooftop pool with sweeping city views, and a children's playroom - all located on the top floor. Additional features include a fully equipped fitness center with yoga/stretching studio, professional-grade laundry facilities, bicycle storage, and concierge services. A 24-hour doorman, on-site security, and a live-in superintendent and assistant superintendent ensure attentive service and peace of mind. The building is pet-friendly and permits pieds-à-terre, co-purchasing, guarantors, and parents purchasing for children. Monthly maintenance includes all utilities. Conveniently located near dining, shopping, parks, and multiple transportation options, Plaza 400 offers a refined and service-oriented lifestyle in one of Manhattan's most established neighborhoods.

Listed by Andrea Blumenthal

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Coldwell Banker Warburg

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(917) 224-6999

Listed by Joy T Grossman

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Coldwell Banker Warburg

Last updated September 13, 2026

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Source: REBNY #RLS20113338

RLS Data display by Prevu Real Estate LLC

Listing Facts

  • TypeCo-op
  • NeighborhoodSutton Place
  • Bedrooms1
  • Bathrooms1.5
  • Days on Prevu7
  • HOA/Maint. Fees$2,246/month
  • Size945 sqft
  • Price per sqft$793

Amenities

  • Private Outdoor Space
  • Concierge

Location

Mortgage Calculator

Listing History

09/08/2026
Listed by Coldwell Banker Warburg
$749,000
  1. 09/08/2026$749,000
    Listed by Coldwell Banker Warburg

Estimated Closing Costs

Attorney Fees
$4,000
Bank Attorney
$1,500
Other Closing Costs
$4,000
Total
$9,500

Estimated closing costs are based on the list price of $749,000 and a 30% downpayment. These estimates are for indicative purposes only. Actual closing costs may vary for each transaction. See the Closing Costs Calculator for calculations specific to your situation.

Property Details for 400 East 56th Street 23F

Association

Amenities

  • Pets Allowed: Building Yes, No
  • Concierge: Doorman Full Time, Concierge Full Time

Fees

  • Association Fee: $2,246.00 Monthly

Financial

  • Flip Tax Remarks: Paid By Buyer BUYER PAYS

Exterior

Construction

  • Number Of Units Total: 628
  • Stories Total: 40
  • Structure Type: High Rise
  • Year Built: 1969
  • Building Name: Plaza 400
  • Entry Level: 23

Features

  • Building Features: Elevator(s)
  • View: City

Interior

Measurements

  • Living Area: 945
  • Living Area Units: SquareFeet

Rooms

  • Bathrooms Full: 1
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 1
  • Rooms Total: 4

Other

Location

  • City Region: Manhattan
  • Subdivision Name: Sutton Place
  • Tax Block: 01367
  • Tax Lot: 0001

Parking

Parking

  • Garage: Yes

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes

Frequently Asked Questions

How many bedrooms and bathrooms does this co-op have?

There is 1 bedroom and 1.5 bathrooms in this co-op at 400 East 56th Street 23F.

How does 400 East 56th Street 23F compare to other co-ops in Sutton Place?

This co-op is listed 55% below the average price for co-ops in Sutton Place and has been on the market for 150 less days than the typical home in this area.

What building or home owners association is the co-op part of?

This co-op is in the Plaza 400 building.

What is the square footage on this co-op?

According to the MLS, this listing is 945 sqft.

400 East 56th Street 23F is a 1-bedroom, 1.5-bath co-op for sale in New York NY 10022. On Prevu for 7 days at $749,000. This residence features 945 square feet of living space, located in Sutton Place. The median listing price for co-ops in this area is $1,300,000. Property amenities include private outdoor space and doorman. View other co-op listings in Manhattan.

RLS Data display by Prevu Real Estate LLC The Registrant acknowledges each other RLS Broker's ownership of, and the validity of their respective copyright in, the Exclusive Listings that are transmitted over the RLS. The information is being provided by RLS at REBNY Listing Service, Inc. Information deemed reliable but not guaranteed. Information is provided for consumers' personal, non-commercial use, and may not be used for any purpose other than the identification of potential properties for purchase. This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. 2026 RLS at REBNY Listing Service, Inc. All rights reserved. Based on information from the Real Estate Board of New York and/or other sources. This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity. 2026 The Real Estate Board of New York, Inc., All rights reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.