730 Park Avenue, 730 Park Avenue, New York, NY 10021, Manhattan — Cooperative, 1929
Buildings·Park Avenue·Cooperative

730 Park Avenue

730 Park Avenue, New York, NY 10021

At a glance
Year built
1929
Type
Cooperative
Units
52
Floors
19
Landmark
Designated
Subletting
Restrictive (typical of tier-one Park Avenue cooperatives)
Board & building profile
Flip tax
3% of the sale price, paid by the buyer.

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, 2004–2025

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

4BR+ median
$8M
Recent range
$1000K – $16.5M
Listing discount
5.9%
Recorded transfers
36

730 Park Avenue is among the most architecturally accomplished Park Avenue commissions of Lafayette A. Goldstone — the architect whose 1920s body of work on Park Avenue produced one of the largest single-firm portfolios of luxury cooperative buildings on the corridor. Goldstone's apartment-design discipline tracked the broader pre-war Park Avenue idiom — formal entry galleries, library-living combinations, primary suites with substantial closet infrastructure, classical exterior detailing — but his portfolio is less universally celebrated than the Candela / Cross & Cross / Carpenter peak. For buyers attentive to architectural pedigree, Goldstone authorship represents access to mature pre-war Park Avenue apartment design at the more accessible end of the tier-one canon.

The 1929 vintage places 730 Park among the absolute peak of the pre-WWI / pre-Depression Park Avenue luxury apartment boom. The same year produced 720 Park (Candela / Cross & Cross) three blocks north and 770 Park (Candela) further north; the immediately following years produced 740 Park (1930) and 778 Park (1931). The block-by-block density of Candela, Cross & Cross, and Goldstone Park Avenue commissions completed between 1928 and 1931 represents one of the most architecturally consequential single-corridor / single-decade concentrations of luxury apartment construction in American history.

The 52-apartment scale places 730 Park among the larger pre-war Park Avenue tier-one cooperatives — meaningfully more institutional than the 18–30 unit Candela peak (740 Park: 33; 778 Park: 18; 720 Park: 31), and producing somewhat more substantial annual transaction volume. The larger scale allows more diversity in apartment configurations — full-floor inventory, duplex configurations, and substantial 3–5 BR apartments distributed across the 19 floors.

The corner positioning at Park Avenue and East 71st Street places 730 Park at one of the geographic anchors of the Lenox Hill Park Avenue corridor. The Frick Collection is one block south on Fifth Avenue and 70th. The dense pre-war cooperative inventory of East 71st through East 78th between Park and Fifth — including some of the most architecturally substantial single-block concentrations in Manhattan — surrounds the building. The broader Park Avenue tier-one corridor extends three blocks north to 740 Park and beyond.

For buyers, 730 Park represents a particular tier of Lenox Hill Park Avenue inventory: Goldstone architectural pedigree at the peak of his portfolio, 52-apartment scale producing moderate annual turnover, corner Park Avenue / 71st Street positioning, and pricing materially more accessible than the Candela peak peers at 720, 740, and 778 Park.

Architecture and unit composition

The 52 apartments span configurations from approximately 2,500 sf 3BRs to substantially larger 4–5 BR and full-floor configurations across the 19 stories. The building's most architecturally distinctive apartments are the upper-floor full-floor configurations and the corner residences with cross-exposure views.

Goldstone's pre-war signatures throughout: 10–11 foot ceilings in primary rooms, formal entry galleries, library-living room combinations, primary suites with substantial closet infrastructure, service wings characteristic of 1929-era luxury apartment design.

Park Avenue-facing apartments on the western flank look across to the Park Avenue median plantings and the buildings on the avenue's west side. 71st Street-facing apartments to the south have cross-street exposures with stable residential side-street views. The corner positioning produces good light access for the corner-unit configurations.

Building operations

730 Park Avenue operates as a full-service pre-war cooperative with full-time doorman, attended elevator, on-site superintendent, and private storage. The 52-apartment scale produces an institutional density characteristic of larger pre-war Lenox Hill Park Avenue inventory.

Specific policy details (financing posture, flip tax structure, sublet policy specifics, pied-à-terre allowance) should be confirmed directly with property management during due diligence. The board posture follows tier-one Lenox Hill Park Avenue norms — rigorous financial review, strong personal references, primary-residence intent the working assumption.

Local Law 97

Carbon-penalty exposure
🟡
Moderate — manageable today, 2030 cliff likely
2024–2029 annual penalty
$0 (under cap)
2030–2034 annual penalty
$63,714/yr
Per unit / month range
$0 – $126
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
SWARMP
2015–20
SWARMP
2020–25
Safe
2025–30
Due
Next report due
by Feb 2027
On record
$17,000 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 19, 20259C
4 BR · 4+ BA
Closed Sep 11, 2025 at $8M — 5.88% under the $8.5M asking. A 9th-floor C-line at this Lafayette A. Goldstone prewar cooperative — the mid-floor C-line tier.
$8,000,000-5.9%
Jun 10, 20257C
4 BR · 4 BA · 4,300 sf
Closed Nov 1, 2024 at $12M — 3.61% under the $12.45M asking (ACRIS recorded May 2025; the recording lag is consistent with LLC-structured closings at the trophy tier).
$12,000,000$2,791/sf-3.6%
Apr 10, 20259A
5 BR · 4+ BA
Closed Apr 4, 2025 at approximately $16M (ACRIS recorded $16.5M for unit 9A on Apr 3, 2025; SE-reported close at $16M reflects the contract amount net of recording-time adjustments). Five-bedroom at the 9th-floor A-line.
$16,500,000+3.1%
Mar 27, 2025SR-18
4 BR · 4.5 BA · 5,200 sf
$28,500,000$5,481/sfoff-mkt
Jan 18, 20248C
4 BR · 4.5 BA
Closed Jan 5, 2024 at $7.4M — 20% under the $9.25M asking. Among the larger ask-to-close discounts at 730 Park in the modern dataset; an 8th-floor C-line that priced into a softer 2023-2024 trophy market.
$7,400,000-20.0%
Nov 6, 20233C
4 BR · 5.5 BA
Closed Nov 7, 2023 at $6.5M — at the $6.5M asking (0% discount). A 3rd-floor C-line traded cleanly at ask in late 2023 — a rare clean-clearing transaction in the trophy tier.
$6,500,000+0.0%
Nov 15, 20231D
Closed Oct 25, 2023 at $999,999. Recorded transfer at the smallest apartment tier — a 1st-floor D-line. Sub-$1M trades are unusual at 730 Park; this one appears to be a discounted internal-family transfer or staff/ancillary unit transition.
$999,999off-mkt
Jun 9, 20236C
4 BR · 4.5 BA
Closed Jun 10, 2023 at $7.25M — 9.32% under the $7.995M asking. A 6th-floor C-line, four-bedroom configuration.
$7,250,000-9.3%

Market read. Most recent trades (2025) cleared a median $5,481/sf across 2 sales. Median listing discount 4.0% 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.

14C+119%
$8,100,000 2009$17,735,000 2018
1/2A-7%
$4,000,000 2020$3,700,000 2021

Other recent transfers

DateUnitPrice
Feb 7, 20201/2A$4,000,000
Oct 11, 20147/8B$13,000,000
Aug 14, 20141011C$19,350,000
Jul 30, 20141516A$13,250,000
Dec 17, 201219/PHC$39,000,018
Jul 2, 201019PHA$15,000,000
View all 36 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 1-01385-0037) 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

Pricing is more accessible than Candela tier-one peers. 730 Park typically trades at materially more accessible per-square-foot pricing than 720, 740, or 778 Park. The differential reflects architect pedigree and ornamental detail levels rather than fundamental locational or scale differences.

The Goldstone architectural credential is real. Listing context should reference Goldstone's broader Park Avenue body of work and the building's place within his 1929 peak.

Confirm specific policies directly with management. Financing posture, flip tax structure, sublet specifics, and pied-à-terre allowance should be obtained directly during the contract review process.

Board approval follows tier-one Park Avenue norms. Strong financial profile, professional accomplishment, primary-residence intent are central criteria.

Renovation is constrained by historic district status and pre-war character. The board reviews scope and quality with attention to preservation of original detail.

View permanence is excellent. Park Avenue corridor is built out; 71st Street is a residential cross-street with stable building heights.

What to know if you’re selling

The architectural pedigree and corner positioning are marketing assets. Listing copy should reference Goldstone's authorship, the building's place in the 1929 pre-Depression Park Avenue construction peak, and the corner position at Park and 71st.

Pricing requires apartment-level comparable analysis. The 52-unit scale produces meaningful variation; floor altitude, exposure, configuration, and renovation history all matter.

Closing timelines are co-op standard. 6–10 weeks from contract signing to closing.

Comparable buildings

If you're considering 730 Park Avenue, also evaluate:

The Roebling Team at 730 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 Lenox Hill buyers and sellers deserve building-specific intelligence — architecture, board culture, transactional mechanics, and pricing at the apartment level — not generic market commentary.

If you're considering a purchase or sale at 730 Park, a 30-minute consultation is the right starting point.

Considering a move at 730 Park Avenue?

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