Cooperative · 1923
1050 Park Avenue
1050 Park Avenue, New York, NY 10028
Buildings·Park Avenue·Cooperative

1050 Park Avenue

1050 Park Avenue, New York, NY 10028

At a glance
Year built
1923
Type
Cooperative
Units
60
Floors
14
Landmark
Designated
Board & building profile
Flip tax
2% of the sale price, paid by the seller.
Financing
Up to 50% financeable (50% minimum down).
Subletting
Not permitted — an owner-occupancy building.
Pied-à-terre
Permitted.
Pets
Permitted, subject to Board approval.
Co-purchasing
Not permitted. Parents purchasing for children permitted.
Guarantors
Permitted.

Compiled by The Roebling Research Desk from building documents and current market data. Board policies can change by amendment — confirm at the offer stage. As of 2026.

The Data Room

Every recorded sale at this building, 2005–2025

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

3BR median
$3.2M
Recent range
$1.7M – $3.2M
Listing discount
5.1%
Recorded transfers
33

1050 Park Avenue is among the substantial pre-war Carnegie Hill cooperatives that occupy the dense Park Avenue residential cluster immediately north of the 86th Street seam with Lenox Hill. The building is positioned between 1040 Park (Delano and Aldrich 1925) immediately south and 1060 Park (J.E.R. Carpenter 1923) immediately north — 1050 and 1060 together form a Carpenter-designed "book-end" pair on the western corners of the Park Avenue / East 87th intersection, with 1050 occupying the southwest and 1060 the northwest corner.

The Carnegie Hill neighborhood extends from approximately East 86th to East 96th Streets between Park and Fifth Avenues. The cumulative architectural and cultural-institution concentration is among the strongest of any Manhattan residential neighborhood — pre-war Park Avenue cooperative inventory, the Andrew Carnegie mansion (now Cooper Hewitt) one block west and four blocks north, the Jewish Museum, the Guggenheim, the Met within walking proximity.

The 1050 Park position one block north of the Park Avenue / 86th corner places the building at a particular geographic boundary — immediately adjacent to the major 86th Street cross-town corridor and within the southern Carnegie Hill residential band.

For buyers, 1050 Park represents a particular tier of southern Carnegie Hill Park Avenue inventory: pre-war architectural credentialing, central Carnegie Hill positioning, and pricing materially more accessible than the trophy Park Avenue Gold Coast peak.

Architecture and unit composition

The building's pre-war Park Avenue vintage indicates the standard 1920s luxury cooperative idiom: limestone-clad base, brick body above, classical detailing, formal canopied entrance, and apartment configurations reflecting the era's luxury conventions. 10–11 foot ceilings, formal entry galleries, library-living combinations, primary suites with closet infrastructure, service wings characteristic of 1920s design.

Park Avenue-facing apartments (west exposure) look across the Park Avenue median plantings.

Building operations

1050 Park Avenue operates as a full-service pre-war cooperative. Specific operational details — corporation name, managing agent, financing posture, flip tax structure, sublet policy specifics, pied-à-terre allowance — should be confirmed directly with property management during due diligence.

Local Law 97

Carbon-penalty exposure
🟡
Moderate — manageable today, 2030 cliff likely
2024–2029 annual penalty
$0 (under cap)
2030–2034 annual penalty
$37,356/yr
Per unit / month range
$0 – $52
See full Local Law 97 analysis — emissions history, scenarios, methodology →

Facade safety — Local Law 11

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

Safe to live in today — but the last inspection flagged repairs that are due on a deadline, so facade work and its cost are coming. Whether that’s a real concern depends on the scope, the timing, and how the building plans to pay for it — reserves or an assessment — which is exactly what we’d dig into for you.

Inspection history
2005–10
Safe
2010–15
SWARMP
2015–20
Safe
2020–25
SWARMP
2025–30
Due
Next report due
by Feb 2028
On record
$1,750 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
Mar 18, 202512D
3 BR · 2.5 BA
Closed Mar 12, 2025 (recorded Mar 18) at $1.7M — 5.56% under the $1.8M asking. 12D — 3BR/2.5BA. Most recent 2025 print.
$1,700,000-5.6%
Sep 20, 202413B
3 BR · 3.5 BA
Closed Sep 11, 2024 (recorded Sep 18) at $3.225M — 5.15% under the $3.4M asking. 13B — 3BR/3.5BA. Same-floor pair with #13A (Jun 2024).
$3,225,000-5.1%
Jun 21, 202413A
3 BR · 3 BA
Closed Jun 7, 2024 (recorded Jun 19) at $3.2M — 1.54% under the $3.25M asking. 13A — 3BR/3BA. **2024 same-floor 13-line pair:** 13A $3.2M (Jun) + 13B $3.225M (Sep) — both 3BR within $25K of each other within three months.
$3,200,000-1.5%
Feb 3, 20223C1
1 BR · 1.5 BA · 1,100 sf
Closed Feb 13, 2022 (recorded Jan 26) at $1.435M (recorded transfer; public listing data reported #3C1 at $1.45M 'can't find government record' — ACRIS records $1.435M, a $15K discrepancy). 3C1 — 1BR/1.5BA at 1,100 sqft = ~$1,305/sqft.
$1,435,000$1,305/sfoff-mkt
Nov 23, 202114D
2 BR · 3 BA
Closed Oct 27, 2021 (recorded Oct 19) at $2.495M — full ask, 0% discount. 14D — 2BR/3BA. **14-line stack frame:** 14A $4.539M +0.87% (2012) + 14B $4.59M (2012) + 14C $4.15M -7.78% (2021) + 14D $2.495M full-ask (2021). Same floor, line-letter differential running A > B > C > D.
$2,495,000+0.0%
Oct 29, 202110A
2 BR · 2.5 BA
Closed Oct 21, 2021 (recorded Oct 22) at $2.4M — 3.81% under the $2.495M asking. 10A — 2BR/2.5BA.
$2,400,000-3.8%
Sep 17, 202114C
4 BR · 3 BA · 2,400 sf
Closed Aug 30, 2021 (recorded Sep 13) at $4.15M — 7.78% under the $4.5M asking. 14C — 4BR/3BA at 2,400 sqft = ~$1,729/sqft.
$4,150,000$1,729/sf-7.8%
Jan 10, 2020Off-market 2019
Closed Dec 30, 2019 (recorded Jan 8, 2020) at $2.35M (recorded transfer; no public public listing data listing). Off-market late-2019 trade.
$2,350,000off-mkt

Market read. Most recent trades (2022) cleared a median $1,305/sf across 1 sale. Median listing discount 3.3% 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.

13A+146%
$1,301,216 2005$3,200,000 2024
14D+39%
$1,800,000 2009$2,495,000 2021

Other recent transfers

DateUnitPrice
Nov 2, 200914D$1,800,000
Oct 5, 20094A$2,200,000
Aug 3, 20069D$2,310,000
Sep 20, 200513A$1,301,216
Sep 20, 20059A$2,500,000
View all 33 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 1-01498-0037) 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

The Carnegie Hill cultural-institution density is structural. Museum Mile within walking proximity.

Pricing is more accessible than trophy Park Avenue peers north and south.

Confirm specific policies directly with management. Financing posture, flip tax structure, sublet specifics, pied-à-terre allowance, architect/year-built attribution.

Board approval follows tier-one Carnegie Hill norms.

Renovation is constrained by historic district status.

What to know if you’re selling

Carnegie Hill positioning is the primary marketing asset. Listing copy should reference the Park Avenue cluster between 86th and 87th and Museum Mile proximity.

Pricing requires apartment-level comparable analysis.

Closing timelines are co-op standard. 6–10 weeks.

Comparable buildings

The Roebling Team at 1050 Park Avenue

The Roebling Team at Compass specializes in Central Park West, the Upper East Side, and the broader Park-facing Manhattan market. We publish this building profile because Park Avenue Carnegie Hill buyers and sellers deserve building-specific intelligence.

If you're considering a purchase or sale at 1050 Park, a 30-minute consultation is the right starting point.

Considering a move at 1050 Park Avenue?

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