315 East 70th Street
315 East 70th Street, New York, NY 10021
Lenox Hill, Upper East Side
BBL 1014450007 · BIN 1044837
- Year built
- 1960
- Type
- Cooperative
- Units
- 125
- Floors
- 12
- Landmark
- No
- Amenities
- Landscaped roof deck, on-site parking garage, upgraded central laundry, storage, bike room; elevators recently modernized per listing records
- Pets
- Listing records indicate a no-pets policy — verify current policy with the managing agent
- Financing
- Not firmly documented in public records — verify current requirements at offer stage
Every recorded sale at this building, 2002–2026
Price-per-square-foot over time, the line- and floor-premium curves, and every recorded sale.
- Median $/sf
- $835
- Listing discount
- 2.4%
- Recorded sales
- 149
- On record
- 2002–2026
The most important fact about 315 East 70th Street is one most listing descriptions never mention: this building converted to cooperative ownership in 1986 as a leasehold — the apartment corporation owned the building but not the land under it — and then fixed the problem. City records show the fee passing through two intermediate owners after a 1985 bank deed before the apartment corporation itself took title by deed recorded in June 1992. Leasehold co-ops trade at structural discounts and carry rent-reset risk for decades; this cooperative bought its way out of that category more than thirty years ago. For buyers comparing post-war Lenox Hill stock, that history — fully documented in the offering plan and amendments on file in The Roebling Research Library — is the difference between a clean asset and a complicated one, and here the answer is clean.
The building itself is a 12-story, 125-unit white-brick co-op of the 1960 vintage that defines this part of Lenox Hill, with a detail architectural records genuinely admire: short stainless-steel pylons with porthole light fixtures lining the sidewalk landscaping, a mid-century flourish that has had few imitators in Manhattan. It is nearly a twin of 310 East 70th Street across the street — a relationship that runs deeper than the facade, since the conversion-era amendments on file disclose that affiliates of this building's sponsor also held positions in the 310 East 70th cooperative.
The micro-location does quiet, durable work. East 70th Street is a tree-lined block within walking distance of the East Side's medical institutions — Weill Cornell, HSS, and Memorial Sloan Kettering anchor the employment base that keeps Lenox Hill rental and resale demand deep — and the Q at 69th Street and Second Avenue rewired the corridor's transit access when it opened, with the 6 at 68th/Lexington a few blocks west. A full-service building with a landscaped roof deck and its own garage, on this block, at post-war pricing, is a rational asset.
Architecture and unit composition
The building rises 12 floors across a 175-foot lot front, with the consistent fenestration, canopy entrance, and stainless-steel marquee detailing typical of the better 1960 white-brick houses. The 125 apartments run from studios through two-bedrooms, with three-bedroom spreads created by combination — recent listing records show renovated units with wide-plank oak floors, recessed lighting, and crown moldings alongside original-condition estate stock. One ground-floor unit was carried on the certificate of occupancy as a doctor's office at conversion, with the sponsor obligated under the amendments to regularize its residential use — a familiar Lenox Hill pattern. Upper-floor south and north exposures over the low side-street context carry the light premiums.
Building operations
Full-service: 24-hour doorman and staff, live-in resident manager, on-site garage (roughly 3,900 square feet per city records), upgraded central laundry, storage, bike room, and a landscaped roof deck — an amenity many peer buildings of this vintage lack. The elevators have been modernized in recent cycles per listing records. The offering plan, amendments 1–34, and board-package materials are on file in The Roebling Research Library; current financial statements should be requested through the managing agent during diligence.
Local Law 97
- 2024–2029 annual penalty
- $0 (under cap)
- 2030–2034 annual penalty
- $68,744/yr
- Per unit / month range
- $0 – $46
Facade safety — Local Law 11
The latest available FISP filing classified the facade as Safe — no repairs were required at that inspection. Facade inspections run on a fixed five-year cycle; future inspection, repair, and any assessment decisions remain building-specific.
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
- Sublet policy
- Allowed (written request required before submission)
- Notable fees
- Management Processing $600; Credit Check $125/person; Sublet Fee $50/share per year; Move-In/Out deposit $750 each; closing fees via document
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 |
|---|---|---|---|---|---|
| May 27, 2026 | 6K | 1 BR · 1 BA | $715,000 | -4.0% | |
| Dec 11, 2025 | 9A | 2 BR · 1 BA | $920,000 | -4.2% | |
| Sep 10, 2025 | 6H | 2 BR · 2 BA · 1,300 sf | $1,330,000 | $1,023/sf | -1.5% |
| Jul 25, 2025 | 2B | 1 BA · 450 sf | $335,000 | $744/sf | -4.3% |
| Jul 8, 2025 | 1F | 1 BR · 1 BA · 900 sf | $572,000 | $636/sf | -0.5% |
| Jan 29, 2025 | 1B | 1 BR · 1 BA | $410,000 | -8.8% | |
| Jan 22, 2025 | 5L | 1 BR · 1 BA | $840,000 | -1.2% | |
| Jan 9, 2025 | 9C | 1 BA | $360,000 | -4.0% |
Market read. $/sf is measured on the latest sales with reliable square footage (2025): a median $835/sf across 4 sales. 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.
Other recent transfers
| Date | Unit | Price |
|---|---|---|
| Aug 29, 2017 | 6H | $1,240,000 |
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 1-01445-0007) 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 land question is answered — make your attorney confirm it anyway. The 1986 plan converted a leasehold; the 1992 deed put the land in the cooperative's hands per city records. Your attorney should verify the current fee position as standard diligence, but buyers should not price this building as a land-lease co-op. It is not one.
Read the conversion file. Thirty-four amendments are on file with us, documenting sponsor finances, the 1991 handover of board control, and the doctor's-office regularization. Few buildings this size have a paper trail this complete; use it.
The policy stack is thinly documented publicly. Financing limits, sublet rules, any flip tax, and the no-pets indication in listing records all need confirmation with the managing agent before offering. Run the Co-op Board Qualification Calculator once terms are confirmed.
Garage and roof deck are the differentiators. Among 1960-vintage side-street co-ops between First and Second, on-site parking and a landscaped roof deck are far from standard. If either matters to you, the peer set narrows quickly.
Price the transit shift. The Q at 69th and Second materially changed this block's connectivity; older comparable sales predate it. Same-line history from before 2017 understates the location.
What to know if you’re selling
Lead with the clean structure. "Post-war co-op that owns its land, with garage and roof deck" is a stronger opening than square footage. Buyers' attorneys in this market screen for land-lease risk; surface the answer before they ask.
Position against the near-twin and the avenue stock. Your buyer is cross-shopping 310 East 70th and the surrounding white-brick set. Differentiate on the specifics — roof deck, garage, elevator modernization, renovation level — rather than on neighborhood generalities.
Condition spread is wide; price to it. Renovated units with new kitchens and oak floors clear at premiums; estate units clear when the ask reflects renovation math. Run the Renovation Cost Calculator before setting strategy.
Comparable buildings
If you're considering 315 East 70th Street, also evaluate:
- 310 East 70th Street — the near-twin across the street, with shared conversion-era sponsor affiliations per the amendments on file
- 301 East 69th Street — full-service post-war co-op one block south
- 233 East 69th Street — comparable post-war co-op toward Second Avenue
- 360 East 72nd Street — larger full-service post-war co-op two blocks north
- 420 East 72nd Street — post-war co-op alternative east of First Avenue
- 220 East 73rd Street — comparable mid-block post-war co-op
- 200 East 74th Street — corner post-war co-op at Third Avenue; the step-up in scale
- 160 East 65th Street (The Phoenix) — the higher-amenity post-war alternative to the south
The neighborhood
For the full corridor — architecture, schools, 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.
Considering a move at 315 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.
Own an apartment here? See what it would sell for.
A Private Pricing Opinion — what your apartment at 315 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.