Cooperative · 1923
53 East 66th Street
53 East 66th Street, New York, NY 10065
Buildings·Cooperative

53 East 66th Street

53 East 66th Street, New York, NY 10065

At a glance
Year built
1923
Type
Cooperative
Landmark
Designated
The Data Room

Every recorded sale at this building, 2004–2023

Bedroom-by-bedroom medians, the full transfer record, and how units trade against ask.

Recent range
$1.2M – $8.3M
Listing discount
11.6%
Recorded transfers
25

53 East 66th Street carries a name that pre-war buyers recognize: Mott B. Schmidt, the architect whose restrained, classically literate work defined a certain kind of understated Upper East Side luxury — the same hand behind 19 East 72nd Street and 1088 Park Avenue. Built in 1923 on a prime Lenox Hill block between Park and Madison, it is a boutique, full-service cooperative of roughly 31 homes, the size at which a building can run as a quiet, well-known house rather than an institution.

Schmidt's facade does what his best work always did — it behaves. A brick-and-stone front with decorative moldings and patterned brickwork, it reads as a confident, gracious 1920s apartment house rather than a showpiece, sitting comfortably among the pre-war stock on one of the East Side's most desirable cross streets. The block itself is the kind buyers pay up for: steps from the Madison Avenue boutiques and galleries, two blocks from Central Park, and squarely inside the Lenox Hill grid that has held its value through every market.

For the buyer who wants a named-architect pre-war apartment at boutique scale, with 24-hour service and a manageable monthly, 53 East 66th is precisely the kind of building that rarely disappoints.

Architecture and unit composition

Schmidt gave the building a disciplined pre-war exterior: a ten-story brick-and-stone front detailed with decorative moldings and patterned brickwork, in the gracious-but-unflashy register that runs through his residential work. The result is a facade that ages well and reads as belonging to its block.

Inside, the residences carry the layouts of their era — real foyers, separated public and private wings, high ceilings, and the room counts that make pre-war apartments live larger than their footprint. With roughly 31 homes across ten stories and a generous building area per unit, the mix favors substantial layouts; the small unit count means floor-through and near-floor-through configurations are part of the building's history, with combinations occurring over time.

Building operations

53 East 66th runs as a full-service boutique cooperative: a 24-hour doorman and a live-in resident manager who keeps a century-old building in proper order. Shareholders have access to a fitness room and basement storage — a genuinely useful amenity set for a building this size. Admissions follow a conventional co-op board application and interview, with the board underwriting buyers to the conservative financial standard expected of a Lenox Hill pre-war co-op; primary-residence ownership is the norm here. The small share count tends to produce careful capital planning and a closely held, owner-occupied character.

Local Law 97

Carbon-penalty exposure
🟡
Moderate — manageable today, 2030 cliff likely
2024–2029 annual penalty
$0 (under cap)
2030–2034 annual penalty
$51,264/yr
Per unit / month range
$0 – $138
See full Local Law 97 analysis — emissions history, scenarios, methodology →

Facade safety — Local Law 11

Local Law 11 / FISP · last inspection 2020–25
Safe
What this means for you

The facade passed its last inspection with no required repairs — nothing to budget for here, and no facade assessment on the horizon for roughly five years.

Inspection history
2005–10
SWARMP
2010–15
Safe
2015–20
Safe
2020–25
Safe
2025–30
Due
Next report due
by Feb 2029
On record
$8,250 in filing penalties
The three grades, in buyer terms
SafeGood for ~5 years — no facade assessment on the horizon.
SWARMPSafe now, repairs due on a deadline — budget for the work or a possible assessment.
UnsafeActive hazard: sidewalk shed and repairs now. Expect disruption and an assessment.

QEWI = Qualified Exterior Wall Inspector — the licensed engineer the city requires to sign the report (the independent expert, not the managing agent). Source: NYC DOB facade filings (FISP) · The Roebling Research Library.

See the full facade history →

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
Sep 14, 20235AB
4 BR · 4 BA
$8,350,000-12.1%
May 17, 20232D
2 BR · 2.5 BA
$1,200,000-14.0%
Mar 8, 20234D
2 BR
$1,125,000off-mkt
Feb 23, 2023PHB
4 BR · 3 BA · 3,000 sf
$5,200,000$1,733/sf-23.0%
Jun 8, 20227D
2 BR · 2 BA
$2,424,000-1.1%
Apr 19, 20218CD
4 BR · 4 BA
$2,800,000-19.4%
Mar 5, 20206B
4 BR · 3 BA
$2,506,000-34.1%
Oct 3, 20187D
2 BR · 3 BA
$2,200,000-6.4%

Market read. Most recent trades (2023) cleared a median $1,733/sf across 1 sale. Median listing discount 11.6% 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.

7D+95%
$1,245,000 2004$2,200,000 2018$2,424,000 2022
5C+33%
$1,800,000 2011$2,395,000 2021
5AB+2%
$8,150,000 2012$8,350,000 2023
3D+0%
$2,200,000 2007$2,200,000 2010$1,775,000 2012$2,200,000 2017
4D-50%
$2,250,000 2016$2,100,000 2018$1,125,000 2023

Other recent transfers

DateUnitPrice
Mar 2, 20215C$2,395,000
Jul 14, 20206A$982,502
May 2, 20184D$2,100,000
Jul 28, 20115C$1,800,000
Jan 22, 20103D$2,200,000
Oct 22, 20073D$2,200,000
View all 25 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 1-01381-0025) 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

Buy the layout and the provenance. In a 31-unit Schmidt building, the difference between lines is the difference between distinct homes — identify the exposure, floor, and room count you need before chasing a number. Higher floors and the larger combined apartments are the rarest and most competitive when they appear. Come prepared for a conventional co-op board package and interview, plan financing to a conservative standard, and budget for standard New York co-op closing costs. The 24-hour doorman, live-in manager, and gym are exactly the operations you want in a boutique pre-war building.

What to know if you’re selling

Lead with the building and the block. A Mott B. Schmidt facade, a 1923 pedigree, and a prime Lenox Hill location between Park and Madison are durable differentiators, and the 24-hour staffing and live-in manager answer the service question. Price against the building's own recent trades and the comparable Lenox Hill pre-war set, and stage to let the pre-war proportions and detail read. In a building this small, a clean, board-ready package and a smooth sale protect the next owner's pricing too.

Comparable buildings

If you're considering 53 East 66th Street, these nearby Lenox Hill pre-war co-ops make a useful comparison set:

The Roebling Team at 53 East 66th Street

The Roebling Team at Compass specializes in the Upper East Side — Lenox Hill, the Madison corridor, and the Park Avenue pre-war market. Boutique named-architect cooperatives like 53 East 66th reward building-specific knowledge: which lines hold their value, how the board reads a package, and where the apartment sits against a small, high-quality comparable set. Whether you're buying or selling here, a focused consultation is the right first step.

Considering a move at 53 East 66th Street?

Get the full picture on this building.

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