Cooperative · 1960
The Sterling
209 East 56th Street, New York, NY 10022
Buildings·Midtown East·Cooperative

The Sterling (209 East 56th Street)

209 East 56th Street, New York, NY 10022

CorridorMidtown East
At a glance
Year built
1960
Type
Cooperative
Units
103
Floors
13
Landmark
No
Pets
Permitted with board approval per listing records
Subletting
Permitted after two years of ownership per listing records — verify current terms with the managing agent
Pied-à-terre
Allowed
Financing
80 percent maximum per listing records — confirm with the managing agent at offer stage
Flip tax
$50 per share, paid by the buyer, per listing records — confirm current terms with the managing agent
The Data Room

Every recorded sale at this building, 2004–2025

Price-per-square-foot over time, the line- and floor-premium curves, and every recorded sale.

Median $/sf
$758
Listing discount
4.7%
Recorded sales
35
On record
2004–2025

The Sterling is a full-service Midtown East co-op that delivers doorman service and a roof deck at entry-tier pricing, on a block that sits within walking distance of Sutton Place without carrying Sutton Place's numbers. A 1960 postwar high-rise on East 56th between Second and Third Avenues, it competes on carry and convenience: a 24-hour doorman, a live-in superintendent, a common roof deck, and a policy framework — per listing records — that permits pieds-à-terre, subletting after two years, and 80 percent financing. That stack widens the buyer pool well beyond the owner-occupant-only norm and positions the building as a practical option for buyers who want staff and a Midtown East address without a trophy budget.

The building is straightforward postwar work — a well-run, amenity-appropriate co-op rather than an architectural statement — and it trades accordingly, in the entry-to-mid band of the Midtown East cooperative market. What it offers is location and service: the E/M and 6 at Lexington–53rd, the 4/5/6/N/Q/R/W at Lexington–59th, and the East River residential enclaves a few blocks east, all from a block that stays quiet and residential relative to the Third Avenue commercial spine.

The financial framework is worth reading closely. The flip tax is a modest per-share figure paid by the buyer rather than the seller — an unusual structure that shifts the cost to the purchase side and should be modeled into closing costs on the buy, not the sell. As with any co-op at this tier, the policy details around subletting, guarantors, and pet approval are worth confirming with the managing agent, since brokerage records occasionally conflict on the finer points.

Architecture and unit composition

The Sterling runs thirteen stories of postwar construction, with a renovated lobby and hallways and a common roof deck as its principal shared amenity. The inventory is predominantly studios and one-bedrooms, with a set of combined apartments created over the building's life. Layouts are 1960s-practical — efficient room shapes, real closets, and defined foyers in many lines — and they renovate cleanly. Exposures are mid-block, so light and outlook track floor height more than line. The building runs on through-wall or window air conditioning rather than central systems; buyers pricing renovations should set HVAC expectations accordingly.

Building operations

This is a staffed, full-service co-op: a 24-hour doorman, a live-in superintendent, elevators, central laundry, private storage, and a common roof deck, with a renovated lobby and hallways. There is no on-site garage or fitness center. A ground-floor dental practice occupies the building's commercial space. The offering plan, proprietary lease, and by-laws are on file in The Roebling Research Library and available to clients during diligence.

Recent sales

Recent transfers at this building, curated by The Roebling Team research desk. Apartment-level facts are independently verified before publishing; sale prices reflect the recorded transfer amount at the NYC Department of Finance.

DateUnitApartmentPricePPSFvs. Ask
Oct 31, 20255ABC
2 BR · 3 BA · 1,500 sf
$930,000$620/sf-19.1%
Apr 8, 20256F
1 BR · 1 BA · 700 sf
$625,000$893/sf-8.0%
Oct 24, 202411M
1 BR · 1 BA · 600 sf
$655,000$1,092/sf-0.7%
Aug 29, 20247E
1 BR · 1 BA · 700 sf
$626,000$894/sfoff-mkt
Nov 13, 20238F
1 BR · 1 BA · 700 sf
$630,000$900/sf-9.9%
Sep 12, 20234CD
2 BR · 2 BA
$1,050,000-16.0%
Nov 1, 20227G
1 BR · 1 BA
$580,387+16.1%
Aug 26, 20215D
1 BR · 1 BA · 720 sf
$572,000$794/sf-10.5%

Market read. Most recent trades (2025) cleared a median $758/sf across 2 sales. Median listing discount 4.7% from the last ask — a recurring negotiation gap worth pricing into any offer or listing strategy.

The retrade record

Lines that have traded more than once in the public record — the building’s appreciation arc, apartment by apartment.

11N · 1,200 sf+27%
$867,000 ($723/sf) 2004$980,000 ($817/sf) 2005$1,100,000 ($917/sf) 2013
7E · 700 sf+25%
$500,000 ($714/sf) 2005$635,000 ($907/sf) 2017$626,000 ($894/sf) 2024
4G · 700 sf+24%
$540,000 ($771/sf) 2005$565,000 ($807/sf) 2008$669,500 ($956/sf) 2017
6F · 700 sf+20%
$520,000 ($743/sf) 2014$630,000 ($900/sf) 2017$625,000 ($893/sf) 2025
PHV · 650 sf+17%
$580,000 ($829/sf) 2013$680,000 ($1,046/sf) 2018

Other recent transfers

DateUnitPrice
Jul 21, 20256G$610,000
View all 35 recorded transfers, sortable

Full closing history with price-per-square-foot over time, the complete retrade record, and every line that has traded.

Sales sourced from NYC Department of Finance recorded transfers (BBL 1-01330-0007) and verified listing data. Apartment-level facts (line, condition, asking-price context) curated and cross-verified by The Roebling Team research desk. Not all transactions cross-verify with ACRIS records — sponsor and LLC purchases sometimes record at stipulated values rather than market price; square footage on co-ops is not officially recorded, figures shown are approximate.

What to know if you’re buying

Model the buyer-paid flip tax. The $50-per-share flip tax is paid by the purchaser per listing records — an unusual structure. Build it into your closing costs, not your seller's net.

The policy stack is flexible for a co-op. Pied-à-terre, subletting after two years, and 80 percent financing — per listing records — widen the framework beyond the owner-occupant norm. Verify each in current form, including guarantor and pet-approval specifics, with the managing agent before offering.

Prioritize floor. In a mid-block building, light and outlook are a function of height. Price accordingly.

Weigh the service package against carry. A 24-hour doorman and roof deck at this price is the core value; compare it against leaner co-ops nearby and the condominiums that price higher.

Run the board math early. The Co-op Board Qualification Calculator is the right first step.

What to know if you’re selling

Lead with service and location at this price. A full-service doorman building steps from Sutton Place, at entry-tier pricing, is a strong story. Put it first.

The flexible policies widen your pool. Pied-à-terre and post-seasoning sublet permissions reach investors and pied-à-terre buyers that stricter co-ops miss. State the framework plainly.

Condition drives the spread. In a mid-block building where exposures vary modestly, renovated-versus-original is the pricing axis. The Renovation Cost Calculator frames it for buyers.

Comparable buildings

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The Roebling Team at The Sterling

The Roebling Team at Compass works Midtown East and the broader Sutton Place market as a core practice area. We publish this building profile because Sterling buyers and sellers deserve building-specific intelligence — policy framework, financial structure, and corridor-level comparables — not generic neighborhood commentary.

If you're considering a transaction at The Sterling, a 30-minute consultation is the right starting point.

The neighborhood

For the full corridor — architecture, schools, transit, and pricing across Midtown East — read The Roebling Team Guide to Midtown East.

Considering a move at The Sterling?

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Corey Cohen, Principal · The Roebling Team at Compass
646.939.7375 · c.cohen@compass.com