- Year built
- 1926
- Type
- Cooperative
- Units
- 21
- Floors
- 14
- Landmark
- Designated
820 Park Avenue is one of the architecturally most eccentric apartment houses on the Park Avenue corridor — a building that emerged from a specific developer's vision of stacked mansions and that carries one of the most architecturally distinctive entries on the avenue. Vienna-born Hearst publisher Albert J. Kobler acquired three East 75th Street row houses to assemble the site and commissioned Harry Allen Jacobs — whose body of work includes the Friars Club and townhouses for Adolph Lewisohn, Herman Lehman, Adolph Zukor, and Martin Beck — to build what was effectively a stacked series of mansions, with the developer's own triplex apartment at the top.
The architectural composition reflects the program. The half-mansard, half-tower roof; the asymmetrical brown-brick shaft over a two-and-a-half-story tan sandstone base; and the famously medieval entry ironwork together produce a building whose architectural identity is structurally distinct from the broader Italian Renaissance / Georgian Park Avenue mainline of the 1920s building cycle. Christopher Gray's 2000 New York Times "Streetscapes" column described the entry ironwork as "one of the most unusual on Park Avenue: dark, hammered shapes worked in medieval designs, including the shapes of blades and a knight." Andrew Alpern, in Luxury Apartment Buildings of Manhattan, framed the building as "a thoroughly modern concept in apartment-house living: multiple mansions stacked one upon another for soaring status and expansive living."
Carter Horsley's CityRealty review judges the building's roof "whimsically uncontextual" while the prewar detailing is "very attractive."
The original Kobler triplex penthouse — long since subdivided — was famous within Manhattan's interwar architectural-history record. The drawing room rose two stories with leaded and stained-glass windows; a 16th-century carved-stone fireplace; a coffered ceiling reputedly taken from the Uffizi Palace; a Yellin-forged wrought-iron three-story stair; and a wall-hung tapestry whose pedigree was reportedly traced to Henry VIII and Cardinal Wolsey. Furniture came from the Strozzi and Barberini palaces. The Greenwich Savings Bank foreclosed in 1941; floors were subsequently inserted; the stained glass was removed. The 1957 cooperative conversion produced the building's current 21-apartment configuration from the original 9-apartment Kobler-era plan.
Architecture and unit composition
The 21 cooperative apartments distribute across the building's 14 stories. Surviving apartment plans document the substantial Jacobs-era apartment scale: a maisonette with a 22-foot entry foyer leading up a staircase to a 38-foot living room with fireplace; the 12th-floor apartment with a 40-foot gallery; the 15th-floor and 6/7 duplex configurations preserving much of the Jacobs grand-scale planning. Wood-burning fireplaces are common across the building's apartment inventory.
The structural identity of the building rests on the architectural composition rather than on apartment-line standardization. Apartment-by-apartment variation is meaningful and reflects the building's origins as Kobler's stacked-mansion architectural vision.
Building operations
820 Park operates as a small-scale full-service cooperative with full-time doorman, elevator operator (the building retains attended elevator service), and private storage. The building is pet-friendly. The building does not carry an on-site garage or a fitness center. Specific cooperative policy details (financing maximum, flip tax structure, pied-à-terre allowance, sublet duration limits) should be verified directly with management.
What to know if you’re buying
The architectural composition is structurally distinguishing. The Jacobs design is outside the Italian Renaissance / Georgian mainline that defined the 1920s Park Avenue residential cycle; the half-mansard roof, the asymmetrical brown-brick shaft, the tan-sandstone base, and the medieval entry ironwork together produce a building whose architectural identity is structurally distinct from peer Park Avenue cooperative inventory.
The Kobler triplex history is real architectural history. The original Kobler penthouse — with its Yellin-forged stair, its Uffizi coffered ceiling, its Strozzi and Barberini palace furniture, and its Henry-VIII / Cardinal-Wolsey tapestry — is documented in the architectural-history record.
The 21-unit boutique scale produces a specific cooperative culture. Among the smaller Park Avenue cooperatives.
Wood-burning fireplaces are common. Many apartments retain operational fireplaces.
Notable historical residents are documented. Herbert H. Lehman (Governor of New York 1932–1942; U.S. Senator 1949–1957) lived in an 11th/12th-floor duplex (later owned by Denise LeFrak Calicchio). Walter P. Chrysler leased the Kobler triplex before its 1941 subdivision. Banker Carl H. Pforzheimer was an original tenant.
Verify operational specifics during due diligence. Specific board approval framework, financing structure, flip tax, sublet duration limits, current capital project pipeline, and the LL11 façade cycle on the 1926 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 distinctiveness. The Jacobs design and the documented Kobler triplex history are real architectural-pedigree features that distinguish the building from peer Park Avenue cooperative inventory.
The historical resident roster supports premium positioning. Lehman, Chrysler, and Pforzheimer residency is documented in the architectural-history record.
Pricing requires apartment-level architectural analysis. Apartment-by-apartment variation is meaningful; recent comparables on the specific apartment configuration should anchor positioning.
Closing timelines are cooperative-standard.
Comparable buildings
If you're considering 820 Park Avenue, also evaluate:
- 815 Park Avenue — Rouse & Goldstone 1916–17; same-block Park Avenue peer
- 820 Fifth Avenue — McKim, Mead & White 1916; pre-WWI Fifth Avenue trophy peer (different avenue)
- 740 Park Avenue — Candela / Cross & Cross 1929–30; trophy pre-war cooperative
- 998 Fifth Avenue — McKim, Mead & White 1912; pre-WWI Fifth Avenue trophy peer
The Roebling Team at 820 Park
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 — architectural attribution, board context, and pricing at the apartment level.
If you're considering a purchase or sale at 820 Park, a 30-minute consultation is the right starting point.