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345 East 56th Street 21BNew York, NY 10022

For Sale

$515,000

Smart Buyer Rebate - Ask

This sophisticated and spacious home blends style, functionality, and comfort in one of the city's most coveted neighborhoods. Whether you seek a full-time residence or a chic pied-à-terre, Apartment 21B delivers a lifestyle of effortless elegance without compromise.

From the moment you enter, you're welcomed by a bright, airy layout that immediately impresses. The beautifully renovated kitchen is a standout, featuring sleek quartz countertops, a full suite of stainless steel appliances, and a breakfast bar ideal for casual dining or added prep space. Whether you're an avid home cook or a takeout enthusiast, this kitchen caters to all.

The expansive west-facing living room is flooded with natural light and framed by a wall of windows showcasing open city views. Its generous proportions allow for flexible furniture arrangements and effortless entertaining. The tranquil bedroom is complemented by a modern, space-saving pocket door and is paired with a tastefully updated bath. Gorgeous parquet floors, ample closet space, and smart design details complete the picture.

An exceptional bonus: Apartment 21B sits adjacent to 21C, offering a rare opportunity to combine and create a remarkable custom residence.
The Sutton East is a full-service postwar cooperative with a 24-hour doorman, live-in resident manager, and dedicated staff. Residents enjoy a beautifully landscaped seasonal rooftop terrace with panoramic skyline views, a newly renovated lobby-level laundry room, package room, refrigerated storage, and onsite parking. Additional storage bins and bike storage are available (subject to availability). Washer/dryers and pets are permitted with board approval. Co-purchasing, guarantors, parental purchasing, and pied-à-terre ownership are all allowed.

Positioned in the heart of the East Side, The Sutton East places you moments from Bloomingdale's, Trader Joe's, Whole Foods, Equinox, and a wide selection of top-tier restaurants, cafes, and shops. Multiple transportation options-57th St crosstown, M31 and M15 Select Bus Service, and the 4/5/6, E/M, N/Q/R/W subway lines-provide seamless access to every corner of Manhattan and beyond.
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Listed by Justin David Neissani

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License #10401273216

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Corcoran Group

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(212) 355-3550

Last updated August 13, 2025

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Source: REBNY #RLS20042497

Listing Facts

  • TypeCo-op
  • NeighborhoodSutton Place
  • Bedrooms1
  • Bathrooms1
  • Days on Prevu27
  • HOA/Maint. Fees$1,405/month

Amenities

  • Private Outdoor Space
  • Pets Allowed
  • Concierge

Location

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Listing History

08/13/2025
Listed by Corcoran Group
$515,000

Estimated Closing Costs

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

Estimated closing costs are based on the list price of $515,000 and a 20% 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 345 East 56th Street 21B

Association

Amenities

  • Pets Allowed: Building Yes, Yes
  • Concierge: Doorman Full Time

Fees

  • Association Fee: $1,405.00 Monthly

Financial

  • Flip Tax: 1.7%
  • Flip Tax Remarks: BUYER PAYS 1.75%

Exterior

Construction

  • Number Of Units Total: 174
  • Property Condition: Good Condition
  • Stories Total: 21
  • Structure Type: High Rise
  • Year Built: 1960
  • Building Name: SUTTON EAST
  • Entry Level: 21

Features

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

Interior

Features

  • Appliances: Washer Dryer Allowed

Measurements

  • Living Area Units: SquareFeet

Rooms

  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Bedrooms Total: 1
  • Rooms Total: 3

Other

Location

  • City Region: Manhattan
  • Subdivision Name: Sutton Place
  • Tax Block: 01349
  • Tax Lot: 7501

Parking

Parking

  • Garage: Yes

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes

Based on information from 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 in the market. ©2025 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.