400 E 56TH Street 6B
$1,249,000
MLS# RLS20112714 · Sutton Place
Listed September 4, 2026 · 66 days on the market
2 Beds 2 Baths
About This Property
Welcome to this sun filled 2-bedroom, 2 bath, 1,400 sq ft corner residence offering the level of luxury long associated with Plaza 400, one of Sutton Place's most sought after white-glove service cooperatives. Thoughtfully designed for both entertaining and everyday comfort, this home blends generous proportions with elegant finishes throughout. The entrance foyer, finished with classic parquet floors, opens into an expansive living room featuring floor to ceiling glass and direct access to a private terrace. The adjoining dining room is enhanced by custom built in cabinetry, a bar, and marble flooring, an ideal setting for hosting. The king-sized primary bedroom enjoys abundant natural light and a spacious layout that easily accommodates full bedroom furnishings. Its ensuite marble bathroom, walk in closet, and additional closet create a serene, sanctuary like retreat. The second bedroom, also with built in cabinetry and a walk-in closet, offers versatility as a guest room, den, or home office. The guest/family full bathroom is tastefully finished in marble. The renovated eat-in kitchen features white cabinetry, granite countertops, and a full suite of appliances including a gas range, large refrigerator, dishwasher, and microwave. Plaza 400 provides an exceptional suite of services: on site management, 24-hour lobby attendants, a staffed concierge/mail desk, 24-hour security, and a package room with electronic notification and BuildingLink communications system. The superintendent and assistant superintendent reside in the building, ensuring consistently excellent maintenance. Residents enjoy premier amenities including the newly renovated Skytop Club, a seasonal rooftop heated pool, lounge, events room, and a spectacular 360-degree skyline and river panorama from the Skytop Deck. Additional amenities include a well-equipped fitness center with separate studio, a newly designed children's playroom, and a convenient laundry room. The monthly maintenance includes central air, heat, water, and electricity, offering exceptional value and convenience. Plaza 400 also features an on-premises valet garage with a resident discount, Tesla and EV charging stations, and a dedicated bike storage room. Plaza 400 is ideally located near everything New York has to offer, including the serene East River Esplanade, perfect for morning jogs, evening strolls, or quiet waterfront moments. Close to 4, 5, 6, N, R, E, M, F subway lines and multiple bus routes. This apartment is a must see. an elegant, spacious home in a full-service cooperative that rarely becomes available.
Agent's Note
From Curtis Bain. Details about the apartment are drawn from the listing information provided through RLS by Douglas Elliman Real Estate.
A gas range, a large refrigerator, a dishwasher and a microwave are already in the renovated eat-in kitchen, which has white cabinetry and granite counters. The monthly maintenance covers central air, heat, water and electricity, so a good part of the day-to-day running of the home is built into the charge.
The living room has floor to ceiling glass and opens directly onto the private terrace, which is over 60 square feet. It's a second place to sit outdoors, right next to where people will gather.
The dining room has custom built-in cabinetry, a bar and marble flooring. I think that makes it a practical setup for hosting, since the bar and built-ins handle serving and storage. The king-size primary bedroom has its own marble bathroom and a walk-in closet, plus an additional closet. The second bedroom has built-in cabinetry and a walk-in closet, and it can work as a guest room, den or home office.
A corner residence can add exposure and a more varied outlook, though what each room gets depends on how it faces and the buildings around it. You won't know until you see the rooms at different times of day.
This is an elevator cooperative with 38 stories and 629 units, built in 1969. Staff include 24-hour lobby attendants and 24-hour security. There's also a staffed concierge and mail desk, and the superintendent and assistant superintendent live in the building. Shared spaces include an indoor pool, a roof deck and a courtyard, and dogs are allowed.
The Lexington Avenue and 59th Street station, with the 4, 5, 6, N, R and W trains, is about 11 minutes on foot. The Lexington Avenue and 53rd Street station, with the 6, E and F trains, is about 8 minutes away. East River Walk is about 4 minutes, and the Morton Williams supermarket is about 1 minute on foot.
Quick answers+
Is there private outdoor space?
Yes. The apartment has a private terrace of over 60 square feet that opens from the living room.
Does the building have an elevator?
Yes. It's an elevator cooperative with 629 units across 38 stories.
Are pets allowed?
Dogs are allowed in the building.

Curtis Bain
Brown Harris Stevens
Property Features
Policies
- Dogs allowed
Home features
- Central air
- City view
- Private outdoor space (over 60 sq ft)
Building amenities
Services and facilities
- Bike room
- Concierge
- Elevator
- Kitchen facilities
- Laundry in building
Wellness and recreation
- Children's playroom
- Indoor pool
- Screening room
Outdoor space
- Courtyard
- Roof deck
Some building amenities are reported on other current listings in this building. Confirm amenities and building policies before relying on them.
Estimate
Monthly Cost & Closing Costs
The rate is a placeholder, not a quote. Enter the one your lender gives you.
$9,543 / month
- Principal and interest$6,316
- Maintenance$3,227
Due at closing
- Down payment (20%)$249,800
- NYS “mansion tax” (1%)$12,490
Co-op share loans aren't subject to mortgage recording tax. Not included: attorney, title insurance, lender and appraisal fees, board application and move-in fees, flip tax and prepaid items. Estimates only, based on the published New York State rates. Your attorney and lender will confirm the real figures.
About the Building
400 E 56TH Street is a 38-story elevator cooperative in Sutton Place, completed in 1969 and home to 629 residential units. The most recent major alteration on record was in 2014.
The closest subway is Lexington Av/53 St (6, E, F), about a 8-minute walk. East River Walk is roughly 4 minutes away on foot.
Compiled from NYC public records and open data.
- Year Built
- 1969
- Stories
- 38
- Units
- 629
- Building Type
- Elevator Cooperative
Location & Nearby
Map
Loading map…
400 E 56TH Street 6B
Subway
- 6EFLexington Av/53 StAbout 8 min walk · Accessible
- 456NRWLexington Av/59 StAbout 11 min walk
Parks
- East River WalkAbout 4 min walk
- Queensboro OvalAbout 5 min walk
- Andrew Haswell Green ParkAbout 6 min walk
Public schools · Elementary schools
- P.S. 59 Beekman Hill InternationalAbout 6 min walk
- East Side Elementary School, PS 267About 12 min walk
- P.S. 183 Robert L. StevensonAbout 14 min walk
High schools
- Art and Design High SchoolAbout 6 min walk
- Vanguard High SchoolAbout 16 min walk
Colleges & universities
- Cornell TechAbout 10 min walk
- Sotheby's Institute of ArtAbout 13 min walk
- Rockefeller UniversityAbout 14 min walk
- Louis V Gerstner Grad SchAbout 15 min walk
Museums
- Mount Vernon Hotel Museum & GardenAbout 7 min walk
- Museum of Modern Art (MoMA)About 21 min walk
- Paley Center for MediaAbout 21 min walk
- The Frick CollectionAbout 26 min walk
Walking times are estimates. Schools shown are the nearest public and charter schools and are not zone assignments; a nearby school is not necessarily the one an address is zoned for. Confirm zoning with the NYC Department of Education. Sources: MTA, NYC Parks and NYC Department of City Planning open data.
The Neighborhood
About Sutton Place
A serene East River enclave of grand cooperatives and old-world Manhattan exclusivity.
Walkability
8/10
Public transit
8/10
Schools
7/10
Dining
7/10
Groceries & parks
8/10
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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 The Real Estate Board of New York, Inc., All rights reserved.