33 East 70th Street
33 East 70th Street, New York, NY 10021
BBL 1013857502 · BIN 1041328
- Year built
- 1928
- Type
- Cooperative
- Units
- About 44
- Floors
- 11
- Ownership structure
- Cooperative; the city classifies the tax lot as a condominium (a condop structure)
- The Roebling Team's building profile
- Landmark status
- Not an individual landmark; in the Upper East Side Historic District
- NYC Landmarks Preservation Commission records, updated February 2026
- Subletting by shareholders
- Permitted with conditions
- Pied-à-terre
- Permitted with conditions
- Pets
- Pets permitted; species and limits not stated
- Doorman
- Full-time doorman
Every recorded sale at this building, 2003–2026
Bedroom-by-bedroom medians, the full transfer record, and how units trade against ask.
- 4BR+ median, 2024
- $6.3M
- 2 qualifying sales
- Recent range
- $3.2M – $7.4M
- Listing discount
- 7.4%
- Recorded transfers
- 37
Own an apartment here? See what it would sell for.
A Private Pricing Opinion — what your apartment at 33 East 70th Street 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.
33 East 70th Street is a low-density pre-war cooperative of exactly the kind that defines the central Upper East Side: a 1928 Schwartz & Gross building of red brick over a limestone base, holding only about 44 apartments across 11 stories, one block from Central Park and steps from the Frick Collection and the Madison Avenue gallery and retail district. It is a sister building to 30 East 71st Street, designed by the same firm, and it sits as a contributing building within the Upper East Side Historic District.
The appeal is the classic white-glove proposition: scale, service, and an address at the heart of Lenox Hill. The residence count alone does not establish turnover frequency. Its homes carry the proportion and finish — formal entertaining rooms, generous ceilings, gracious layouts — that buyers of pre-war co-ops seek. The 24-hour doormen and hall attendants and a live-in resident manager support a level of service consistent with the building's stature.
The location near Madison Avenue at 70th Street is among the most desirable on the Upper East Side: a quiet, gallery-lined block one turn from Central Park, the Frick, and the avenue's flagship retail.
Architecture and unit composition
The roughly 44 residences span 11 stories in a building designed for space rather than density. The Schwartz & Gross design is Colonial Revival in spirit — red brick over a limestone base, restrained ornament, and a discreet canopied entrance — the architectural language of the era's premier Upper East Side apartment houses. Interiors carry pre-war proportions: high ceilings, formal layouts, and the entertaining flow that the period's luxury co-ops were built to deliver.
As a contributing building in the Upper East Side Historic District, exterior alterations are subject to Landmarks Preservation Commission review.
Building operations
33 East 70th Street operates as a full-service white-glove cooperative with 24-hour doormen and hall attendants, a live-in resident manager, a renovated lobby, three elevators, a fitness center, bicycle storage, individual storage bins, and a central laundry. The small share count concentrates building costs across few owners; prospective purchasers should review the co-op's financial statements, reserve fund, and any assessment history, and confirm the current sublet, financing, pied-à-terre, and flip-tax terms and the board's financial requirements in writing during due diligence.
Application and transaction fees
Fees below are from building management's published schedule, as of September 2026. They are shown as published, item by item; no total is added because the total depends on the transaction. Deposits are listed apart from nonrefundable charges.
Purchase
6 items
Fees and charges
| Item | Paid by | When | Amount | Refundable |
|---|---|---|---|---|
| Application Processing FeeConditional | Paid by Buyer | When With the application | Amount $600 or $1,000 (Trust Purchase - if permitted by Corporation) | Refundable Not stated |
| Application Processing Fee for Co-applicant or GuarantorPer applicant | Paid by Buyer | When With the application | Amount $250 per Co-applicant/ Guarantor | Refundable Not stated |
| Lead Based Paint Disclosure Fee | Paid by Seller | When With the application | Amount $75 | Refundable Not stated |
| Financing FeeConditional | Paid by Buyer | When At closing | Amount $300 (if financing) | Refundable Not stated |
| Closing FeePer share | Paid by Seller | When At closing | Amount $800 ($850 without a Broker) plus $0.05 per share | Refundable Not stated |
| Flip Tax | Paid by Shareholder | When At closing | Amount See flip tax information | Refundable Not stated |
Sublet
4 items
Fees and charges
| Item | Paid by | When | Amount | Refundable |
|---|---|---|---|---|
| Lead Based Paint Disclosure Fee | Paid by Shareholder | When With the application | Amount $75 | Refundable Not stated |
| Subletting Fee | Paid by Shareholder | When With the application | Amount $250 | Refundable Not stated |
| Application Processing Fee | Paid by Subtenant | When With the application | Amount $300 | Refundable Not stated |
Sublet renewal
Fees and charges
| Item | Paid by | When | Amount | Refundable |
|---|---|---|---|---|
| Application Processing Fee | Paid by Shareholder | When With the application | Amount $300 | Refundable Not stated |
Refinance
1 item
Fees and charges
| Item | Paid by | When | Amount | Refundable |
|---|---|---|---|---|
| Application Processing Fee | Paid by Shareholder | When With the application | Amount $300 | Refundable Not stated |
Ownership transfer
1 item
Fees and charges
| Item | Paid by | When | Amount | Refundable |
|---|---|---|---|---|
| Transfer Fee | Paid by Shareholder | When With the application | Amount Contact Transfer Agent for fee schedule | Refundable Not stated |
Management updates its schedule without a public filing. The date is when management last updated the page, not when a rule changed. Confirm the current schedule with management before you apply.
Considering an apartment here? Send Corey the listing to discuss the building's costs and purchase requirements.
Own an apartment here? Request an apartment-specific pricing review.
Sublet and pied-à-terre policy
A condominium owner leasing a unit and a co-op shareholder subletting are different rules, and a building-wide rule is different from a restriction on one apartment. This is the building's rule; confirm it for the specific apartment.
- Subletting by shareholders
- Permitted with conditionsBoard approvalSource: The Roebling Team's building profile
- Pied-à-terre ownership
- Permitted with conditionsCase by case, board discretionSource: The Roebling Team's building profile
Considering an apartment here? Send Corey the listing to discuss the sublet and pied-à-terre rules for that apartment.
Pets and in-unit washer/dryer
- Pets
- Pets permitted; species and limits not statedSource: The Roebling Team's building profile
- In-unit washer/dryer
- Not verified
Considering an apartment here? Send Corey the listing to confirm the pet and washer/dryer rules for that apartment.
Monthly carrying charges in recent sales
- Maintenance, per room
- $925 per room a monthMedian of 6 recorded sales since October 2023Source: recorded sales, refreshed October 2026
- Maintenance, per square foot
- $2.31 per square foot a monthMedian of 4 recorded sales since October 2023Source: recorded sales, refreshed October 2026
Maintenance as recorded with each sale. A co-op's maintenance already covers the building's real estate taxes and the building's own mortgage, if it has one; add your own loan payment for the monthly outlay. A summary of recorded sales, not a current bill; charges change.
Building staffing and amenities
- Doorman
- Full-time doormanSource: The Roebling Team's building profile
- Live-in superintendent
- YesSource: The Roebling Team's building profile
- Elevator
- YesSource: NYC Department of Buildings elevator records
- Amenities noted
- Fitness room, bike storage, storage, laundry roomSource: The Roebling Team's building profile
Staffing and amenities as our building profile and recent listing records describe them. A feature not listed is not confirmed absent. Outdoor space, parking and some facilities can belong to particular apartments or to a separate owner; confirm access for the specific apartment.
Local Law 97
- 2024–2029 annual penalty
- $0 (under cap)
- 2030–2034 annual penalty
- $0 (under cap)
- Per unit / month range
- —
Source: NYC LL84 benchmarking and PLUTO · The Roebling Research Library. City data last refreshed October 2026.
See full Local Law 97 analysis — emissions history, scenarios, methodology →Facade safety — Local Law 11
The latest available FISP filing classified the facade as Safe — no repairs were required at that inspection. A filed Safe grade is not a guarantee of current condition: owners still maintain the facade and, where required, observe parapets each year. Future inspection timing (Local Law 49 of 2025 changed the cycle framework from October 1, 2026), repair and any assessment decisions remain building-specific.
How to read this, and where it comes from
QEWI = Qualified Exterior Wall Inspector — a licensed professional engineer or registered architect who meets DOB’s FISP qualifications and signs the report (the independent expert, not the managing agent).
Source: NYC DOB facade filings (FISP) · The Roebling Research Library. City data last refreshed October 2026.
Management & transfer contacts
- Flip tax
- Flip tax applies at closing (shareholder) - see flip tax information; amount not specified on page
- Sublet policy
- Subletting fee $250 (shareholder); subtenant application processing fee $300
- Policies and fees
- Buyer application processing fee $600 ($1,000 trust purchase); closing fee $800/$850 plus $0.05/share; co-op transfer fee per transfer agent schedule
Recent sales
As a cooperative, 33 East 70th Street is benchmarked on a price-per-room basis, with monthly maintenance and the building's white-glove cost structure in context. The defining pricing dynamic is scarcity: with roughly 44 apartments, inventory is thin, turnover is infrequent, and a single closing can reset the comparable set. The combination of a Schwartz & Gross pre-war envelope, a historic-district location one block from Central Park, and full white-glove service supports premium per-room pricing relative to lesser pre-war co-ops. Larger, higher-floor, and well-renovated apartments command the building's top figures. Specific financing, sublet, and any flip-tax terms should be confirmed at offer stage.
Recent transfers at this building, from The Roebling Research Library. Prices are the transfer amounts recorded with the NYC Department of Finance; apartment-level detail is checked against the building’s own file in The Roebling Research Library before publishing.
| Date | Unit | Apartment | Price | PPSF | vs. Ask |
|---|---|---|---|---|---|
| May 7, 2026 | 9D | 3 BR · 4 BA | $3,600,000 | -26.5% | |
| May 4, 2026 | 7C | 3 BR · 3 BA | $4,800,000 | -17.9% | |
| May 13, 2025 | 6D | 2 BR · 4 BA · 3,200 sf | $5,100,000 | $1,594/sf | +3.0% |
| Dec 23, 2024 | 3B | 4 BR · 4.5 BA · 3,400 sf | $7,400,000 | $2,176/sf | -7.4% |
| Sep 11, 2024 | 9C | 4 BR · 3 BA · 3,130 sf | $5,125,000 | $1,637/sf | -2.4% |
| Jan 4, 2024 | 3D | 3 BR · 4 BA · 3,100 sf | $3,200,000 | $1,032/sf | — |
| Aug 18, 2022 | 10 | 8 BR · 7 BA · 6,000 sf | $12,000,000 | $2,000/sf | +0.0% |
| Aug 17, 2022 | 8C | 4 BR · 3 BA | $5,500,000 | -8.3% |
Market read. $/sf is measured on the latest sales with reliable square footage (2025): a median $1,594/sf (recorded) across 1 sale. The building has traded as recently as 2026. Median listing discount 2.4% 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 1-01385-7502). Apartment-level facts (line, condition, asking-price context) curated and cross-verified in The Roebling Research Library. 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 would your apartment rent for?
Enter your apartment and I'll send you what it would rent for, from comparable closed leases at 33 East 70th Street and nearby.
At the recent median sale of $4.95M (4 transfers in the past 24 months, since October 31, 2024), a buyer putting 25% down would pay about $88,800 to close, or 1.8% of the price.
- Mansion tax: $74,250
- No mortgage recording tax or title insurance on a co-op purchase
- Attorneys, lender, building fees and filings: $14,550
Assumes a resale (the seller pays transfer taxes), a $4,500 attorney fee and a mortgage on the rest.
Keep up with 33 East 70th Street and its market
The Roebling Report, monthly: Manhattan sales data and analysis, including buildings like 33 East 70th Street. Unsubscribe anytime.
We’ll use your email for The Roebling Report and note your interest in this building. See our privacy policy.
What to know if you’re buying
This is a white-glove pre-war co-op. Expect the proportion, service, and board process that the category implies, and a board that will review finances and intended use closely.
Check current availability. Review active listings and dated transfers; a small total inventory does not establish sales frequency or require a rushed decision.
Benchmark per room. Compare price per room and maintenance against other Lenox Hill pre-war co-ops.
Confirm board policy in writing. Financing limits, sublet, pied-à-terre, and any flip tax are board-set and should be verified at offer stage.
What to know if you’re selling
Position the specific apartment. The small apartment count does not establish negotiating leverage or buyer attention; assess actual available alternatives and matched sales.
Lead with the architecture and the address. A Schwartz & Gross pre-war co-op one block from the Park, in the historic district, is a distinctive story.
Prepare the buyer for the board. Realistic expectations about the board's requirements smooth the path to closing.
Comparable buildings
If you're considering 33 East 70th Street, also evaluate:
- 1 East 66th Street — Rosario Candela pre-war co-op near Central Park
- 45 East 66th Street — pre-war condominium in the historic district
- 50 East 72nd Street — pre-war condominium in central Lenox Hill
- 14 East 75th Street — pre-war boutique co-op nearby
- 180 East 79th Street — established full-service co-op
More Upper East Side buildings
- Colony House (30 East 65th Street) — co-op
- 31 East 72nd Street — 1916 co-op by W. K. Rouse & L. A. Goldstone
- 32 East 76th Street — 1982 condominium by Stephen B. Jacobs Group
- 33 East 74th Street (Whitney Condos) — new-construction condominium by Beyer Blinder Belle
- 35 East 85th Street — 1959 co-op
- The Carlyle (35 East 76th Street) — 1928 co-op by Sylvan Bien and Harry M. Prince
The neighborhood
For the full corridor — architecture, transit, and pricing across Upper East Side — read The Roebling Team Guide to Upper East Side.
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.
How to read the facts on this page. Items attributed to an offering plan describe the building as it was offered at that filing — unit mix, square footage, the amenity program as planned. They are not a statement about how the building operates today. Tax and compliance figures are sourced separately to current City records and carry their own dates. House rules, staffing and fee policy can change by board resolution without any public filing: treat every policy line here as a starting point for diligence and confirm it with the managing agent. Where this page compares one building or neighborhood to another, that is our analysis of the recorded record — it names the measure, the period and the sample it rests on, and it is an observation about medians rather than a prediction about any particular apartment.
Considering a move at 33 East 70th Street?
Request a private building brief with the relevant comparable sales, current and off-market availability, and an apartment-specific view of value.
646.939.7375 · c.cohen@compass.com