1070 Park Avenue
1070 Park Avenue, New York, NY 10128
Carnegie Hill, Upper East Side
BBL 1014990040 · BIN 1046919
- Year built
- 1928
- Type
- Cooperative
- Units
- 86
- Floors
- 16
- Landmark
- Designated
- Pets
- Permitted
- Flip tax
- 2 percent of sale price, buyer-paid
- Subletting
- Not permitted — an owner-occupancy building.
Compiled by The Roebling Research Desk from the building’s offering plan, amendments, and related building documents (primary source dated 2026). Board policies can change by amendment — confirm at the offer stage.
Every recorded sale at this building, 2003–2026
Bedroom-by-bedroom medians, the full transfer record, and how units trade against ask.
- 3BR median
- $3M
- Recent range
- $1.5M – $3.9M
- Listing discount
- 8.3%
- Recorded transfers
- 64
1070 Park Avenue is the architecturally most exuberant Schwartz & Gross Park Avenue commission and one of the few neo-Venetian Gothic residential structures on the corridor. Completed in 1928, the 16-story building represents a structural departure from the Italian Renaissance and neo-Georgian vocabularies that defined most of Schwartz & Gross's broader Park Avenue body of work — and from the broader 1920s Park Avenue residential mainline established by J.E.R. Carpenter, Rosario Candela, and the firm's own 1924 work at 910 Park.
The architectural detailing at 1070 Park is unusually exuberant for the Park Avenue cooperative tradition. The Carnegie Hill Architectural Guide (cited by public records) documents mythical-creature carved limestone, triple ogee arches, and pinnacled iron elements articulating the building's facade. The neo-Venetian Gothic register is structurally distinct from the surrounding Carnegie Hill Park Avenue inventory and produces a building of structurally distinctive architectural identity within the broader corridor.
The building was originally acquired by the William Waldorf Astor estate; a 1951 cash offer of $975,000 preceded the cooperative conversion that produced the building's current institutional structure. The conversion expanded the original 72-apartment configuration to the current 86-unit count.
The 86-apartment scale and the substantial amenity infrastructure produce a cooperative operational character calibrated to the broader trophy Carnegie Hill Park Avenue tradition.
Architecture and unit composition
The 86 cooperative apartments distribute across the building's 16 stories. Apartment-level features carry the architectural fabric characteristic of Schwartz & Gross's 1928 design — substantial ceiling heights, formal entry galleries, library-living combinations, and the staff-wing infrastructure characteristic of pre-Depression Park Avenue luxury construction.
Recent transactions documented through public records include Unit PHE, which closed in November 2024 at $6,250,000 (3-bedroom, 4-bathroom configuration), and Unit 6B, which closed in January 2024 at $2,850,000. Unit 7D was recently listed by at $3,595,000; Unit 5D was listed at $2,750,000.
Building operations
1070 Park operates as a full-service cooperative with 24-hour doorman and live-in superintendent. The amenity infrastructure includes a fitness center, a half-basketball court, a bike room, and central laundry — an unusually developed amenity inventory for the pre-war Park Avenue cooperative tier.
The cooperative policy framework — 50 percent maximum financing, 2 percent buyer-paid flip tax, pet-friendly, pied-à-terre permitted — supports a structurally specific buyer pool. Private storage transfers with apartments — a structural transaction feature meaningful to buyers planning long-term occupancy.
Local Law 97
- 2024–2029 annual penalty
- $0 (under cap)
- 2030–2034 annual penalty
- $0 (under cap)
- Per unit / month range
- —
Facade safety — Local Law 11
The latest available filing classified the facade as SWARMP — Safe With A Repair and Maintenance Program: the engineer identified conditions requiring monitoring or repair before the next inspection cycle. The scope, timeline, and how the building funds the work are building-specific — we review the filings and board materials for you.
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 →Management & transfer contacts
- Flip tax
- Transfer Fee 2% of Gross Sales Price (Buyer)
- Sublet policy
- Not Allowed
- Notable fees
- Application Processing Fee $500 ($1,000 Trust); Closing Fee $800 ($850 without Broker) plus $0.05/share; Pets OK upon approval
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.
| Date | Unit | Apartment | Price | PPSF | vs. Ask |
|---|---|---|---|---|---|
| Feb 13, 2026 | 7D | 3 BR · 3 BA | $3,500,000 | -2.6% | |
| Dec 15, 2025 | 1A | 2 BR · 2 BA | $405,000 | -14.7% | |
| Nov 5, 2025 | 5D | 2 BR · 2.5 BA | $2,750,000 | -17.3% | |
| Jul 9, 2025 | 12A | 4 BR · 3 BA · 2,500 sf | $3,850,000 | $1,540/sf | +1.3% |
| Feb 12, 2025 | 15E | 3 BR · 3 BA | $2,537,500 | -7.7% | |
| Dec 12, 2024 | 16C | 3 BR · 3 BA · 2,030 sf | $3,025,000 | $1,490/sf | -6.9% |
| Nov 6, 2024 | 11D | 3 BR · 3 BA | $1,900,000 | -14.6% | |
| Oct 30, 2024 | PHE | 3 BR · 3.5 BA | $6,250,000 | -5.3% |
Market read. $/sf is measured on the latest sales with reliable square footage (2025): a median $1,774/sf across 1 sale. The building has traded as recently as 2026. Median listing discount 4.9% 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.
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 1-01499-0040) 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 architectural composition is structurally distinguishing. The neo-Venetian Gothic register is structurally distinct from the surrounding Carnegie Hill Park Avenue inventory; the mythical-creature carved limestone, triple ogee arches, and pinnacled iron elements together produce a building of distinctive architectural identity.
The Schwartz & Gross architectural credential is real. Among the firm's architecturally most exuberant Park Avenue commissions.
The Astor estate institutional history is documented. Building was acquired by the William Waldorf Astor estate before the 1951 cooperative conversion.
Private storage transfers with the apartment. A structural transaction feature that buyers should understand at the start.
The Park Avenue Historic District protection applies. Designated LP-2547 by the NYC LPC on April 29, 2014.
The amenity infrastructure is unusually developed. Fitness center, half-basketball court, bike room, central laundry — substantial amenity inventory for the pre-war Park Avenue cooperative tier.
Verify operational specifics during due diligence. Specific board approval framework, sublet duration limits, current capital project pipeline, and the LL11 façade cycle on the 1928 vintage should be reviewed.
Closing timelines are cooperative-standard. Plan for 6–10 weeks from contract through board approval to closing.
What to know if you’re selling
Marketing should emphasize the architectural exuberance. The neo-Venetian Gothic register, the mythical-creature carved limestone, the triple ogee arches, and the pinnacled iron elements are real architectural features that distinguish the building from peer Park Avenue cooperatives.
The Astor estate institutional history is a real marketing point.
The amenity inventory supports premium pricing positioning. Unusually developed amenity infrastructure relative to peer pre-war Park Avenue cooperatives.
Pricing should reference recent comparable closings. The Unit PHE $6,250,000 November 2024 closing provides upper-tier reference.
Closing timelines are cooperative-standard.
Comparable buildings
If you're considering 1070 Park Avenue, also evaluate:
- 1075 Park Avenue — Blum brothers 1929; immediate same-block peer
- 1095 Park Avenue — Schwartz & Gross 1930; nearby same-firm Park Avenue peer
- 1060 Park Avenue — pre-war Park Avenue peer
- 1100 Park Avenue — DePace & Juster 1930; nearby Park Avenue eclectic-architecture peer
- 1133 Park Avenue — pre-war Park Avenue peer
The neighborhood
For the full corridor — architecture, schools, transit, and pricing across Park Avenue — read The Roebling Team Guide to Park Avenue.
The full playbook — what goes in the package, how boards read your financials, the interview, and the timeline — plus sample cover, reference, and personal letters you can adapt.
Considering a move at 1070 Park Avenue?
Request a private building brief with the relevant comparable sales, current and off-market availability, and an apartment-specific view of value.
Own an apartment here? See what it would sell for.
A Private Pricing Opinion — what your apartment at 1070 Park Avenue would likely sell for today, what it costs to sell, and what you’d walk away with — reviewed personally against condition, exposures, renovation quality, and the competition actually on the market.