820 Fifth Avenue
820 Fifth Avenue, New York, NY 10065
- Year built
- 1916
- Type
- Cooperative
- Units
- 13
- Floors
- 12
- Landmark
- Designated
- Pets
- Permitted with board approval (dogs and cats)
- Subletting
- Not allowed; no short-term rentals or Airbnb
- Pied-à-terre
- Allowed
- Financing
- Not permitted — 100% cash purchases only
- Flip tax
- 3% of purchase price, buyer-paid, at closing
820 Fifth Avenue is among the smallest, most architecturally restrained, and most institutionally exclusive buildings on Fifth Avenue's Gold Coast. Starrett & Van Vleck designed it in 1916 as a limestone-clad neo-Italian Renaissance palazzo — a 12-story composition organized around the radical (for its era) idea of one apartment per floor. Where most early Fifth Avenue luxury apartment houses crammed multiple units onto each floor, 820 Fifth was conceived as a stack of horizontal mansions. The building's daily-paper nickname in the press at completion — "horizontal mansions" — captured the architectural argument: substantial families would not give up the scale of a townhouse just because they were moving into an apartment.
The result is among the most distinctive Fifth Avenue inventories in the city. Each of the ten full-floor apartments above the maisonette base spans approximately 6,500 square feet — a scale that exceeds most prewar Manhattan apartments by a meaningful margin and approaches the scale of larger New York townhouses. Apartments retain pre-war proportions and architectural detail; the building's institutional culture has preserved them carefully over more than a century.
The resident roster across the building's history reads as an index of American business and cultural leadership in the 20th century. Alfred P. Sloan Jr., the General Motors chairman who shaped modern American industrial management, lived in a 14-room apartment at 820 Fifth and died there in 1966 at age 90. Jayne Wrightsman, the socialite and decorative arts connoisseur whose collection now resides at the Metropolitan Museum, lived in a six-bedroom full-floor apartment for more than five decades. William S. and Babe Paley — the CBS president and one of mid-century New York's most influential socialites — were residents. Anna M. Harkness, widow of Standard Oil co-founder Stephen V. Harkness, moved in shortly after the building opened. The pattern across the building's century: extraordinary individual residents in extraordinary individual apartments.
What structurally differentiates 820 Fifth from larger Gold Coast peers (998 Fifth, 1040 Fifth, 740 Park) is its scale and selectivity. 13 total apartments. Pre-approval required from the board before a buyer even receives the application requirements. Financing not permitted. Trust purchases not permitted. No co-purchasing. No corporate purchases. No diplomatic purchases. No guarantors. The screening apparatus is calibrated to a small, deliberate population — and the board exercises that screening with intention.
Architecture and unit composition
The original 1916 plan organized the building as 2 duplex maisonette apartments at the base (floors 1–2) plus 10 full-floor apartments on floors 3 through 12. A subsequent configuration produced 13 units total in the building's current inventory. The full-floor apartments are the building's defining inventory: approximately 6,500 sf each, with pre-war 11–12 foot ceilings, formal entry galleries running the depth of the building, multiple primary suites, libraries, formal dining rooms, full butler's pantries, and service wings configured for staffed operation.
Floor-to-ceiling windows on primary exposures — unusual for a 1916 building and a deliberate Starrett & Van Vleck design choice — allow direct Central Park views from the eastern flank of the building. Park-facing apartments have roughly 80 feet of frontage on Central Park, with sight lines across to the Park and the eastern Upper East Side beyond. View permanence is essentially absolute: Central Park anchors the corridor and the surrounding development envelope has been stable for decades.
Apartment-by-apartment heterogeneity is high. The Sloan 14-room apartment had a different layout from the Wrightsman 6BR apartment, which differs again from later combinations and renovations. Pre-war architectural detail — plaster ceiling moldings, marble mantelpieces, paneled libraries, hardwood floors — is preserved to varying degrees apartment-by-apartment depending on renovation history.
Building operations
820 Fifth operates as a full-service pre-war cooperative with 24-hour doorman, 24-hour security, on-site live-in superintendent, cleaning service, and included parking. The amenity package is modest by modern standards (no fitness center, no playroom) — the building's selling proposition is the apartments themselves, not the building's shared amenity infrastructure.
The 1949 cooperative conversion was relatively early in Fifth Avenue's co-op transition history. Specific policy details (flip tax payor, financing rules, sublet policy, trust restrictions) are formalized in the building's house rules and documented in the building's house rules.
Recent sales
Last 5–10 closed sales at 820 Fifth Avenue (replace this section with current ACRIS data — pull at publication time and refresh quarterly):
[Recent sales table to be populated from ACRIS]
Sales context at 820 Fifth:
- Inventory turnover is exceptionally slow. With 13 apartments and multi-decade residency norms, the building can go 12–24 months between transactions.
- Apartments routinely transact above $20M; full-floor configurations have historically transacted in the $25M–$50M range; rare combinations and renovations have transacted higher.
- A substantial share of transactions occur off-market through private broker networks rather than public listing platforms.
What to know if you’re buying
The board's pre-approval requirement is structurally unusual. Most Manhattan co-ops require the formal board package as the screening mechanism. 820 Fifth requires pre-approval before the buyer is given the requirements. Prospective purchasers must be referred through the property management Account Executive (currently Elizabeth Graham at Brown Harris Stevens) and cleared by the board before the formal application process even begins. Approach the building with this gating step in mind — and with a broker who understands how to position a prospective buyer through it.
Financing is not permitted. 820 Fifth requires 100% cash purchases. This is the building's central screen, alongside 740 Park and 998 Fifth. Buyers must demonstrate liquid capacity to close at the full purchase price.
Trust purchases are not permitted. Distinct from 1040 Fifth (which permits trust/LLC structures) and 740 Park (which is more flexible at the entity level), 820 Fifth does not allow apartments to be held in trust. Buyers seeking estate-planning structures should look elsewhere.
Pied-à-terre and secondary residence are permitted. This is unusual for tier-one Gold Coast co-ops, most of which require primary residency. 820 Fifth's flexibility here likely reflects the historical reality that many of its residents have maintained multiple homes — and the building's posture has accommodated that. Buyers should still expect board scrutiny of intended use during the application process.
The 3% flip tax is buyer-paid at closing. Distinct from 998 Fifth's seller-paid 2% flip tax, 820 Fifth's flip tax is borne by the buyer. On a $25M apartment, that is $750,000 of additional buyer-side closing cost on top of mansion tax (which routinely hits multiple cliff thresholds) and standard closing items.
No guarantors, no co-purchasing, no corporate or diplomatic purchases. The building's structural restrictions narrow the eligible buyer profile substantially. Buyers must qualify on their own financial profile, without the help of guarantors or co-purchasing structures.
Renovation is constrained by historic district status and institutional culture. Substantive renovation is feasible but must respect the building's architectural character. The board reviews scope and quality.
View permanence is exceptional. Central Park east; the corridor is built out.
What to know if you’re selling
Marketing is largely private. Most 820 Fifth transactions occur with limited or no public marketing. The buyer pool is small, institutional, and accessible primarily through private broker networks. Public listings on StreetEasy or Compass private exclusive channels do appear but are typically the exception.
Pricing requires apartment-level context. 6,500 sf full-floor apartments at 820 Fifth are not interchangeable with 6,500 sf at 740 Park or 998 Fifth — apartment configuration, renovation history, view, and floor matter substantially. Pricing benefits from broker familiarity with the building's small inventory and the comparable transaction history.
The buyer pool is committed but narrow. Buyers who pursue 820 Fifth know what they're pursuing. The work for sellers is not buyer education; it is matching the right qualified buyer to the apartment and managing the pre-approval process the building requires.
Closing timelines are co-op standard but the package and pre-approval are heavier. Expect 8–12 weeks from contract signing to closing, with substantial board package preparation and the pre-approval step that precedes formal application.
The Roebling Team at 820 Fifth
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 Gold Coast buyers and sellers deserve building-specific intelligence — architecture, board culture, transactional mechanics, and the realities of pricing at the apartment level — not generic market commentary.
If you're considering a purchase or sale at 820 Fifth, a 30-minute consultation is the right starting point. We'll bring the full context this page provides plus the transactional specifics your situation requires — financial structuring, board pre-approval positioning, comparable analysis at the apartment level, and the pacing strategy that fits your timeline.