- Year built
- 1911
- Type
- Cooperative
- Units
- 11
- Floors
- 5
- Landmark
- Designated
1025 Park Avenue is one of the most architecturally distinctive residential structures on the Park Avenue corridor — a five-story Jacobean Revival mansion designed in 1911–1912 by John Russell Pope as the single-family residence of composer Reginald DeKoven (whose 1890 light opera Robin Hood was a major popular-music work of the era) and his wife Anna DeKoven. The mansion was subdivided into 11 cooperative apartments in 1945; the building remains the subdivided cooperative today.
John Russell Pope is among the most architecturally consequential American classical-revival architects of the 20th century. His broader body of work includes the National Gallery of Art and the Jefferson Memorial in Washington, D.C., plus the Frick Collection's interior gardens in New York. The DeKoven House is one of the few times Pope worked in the Jacobean Revival idiom rather than his more characteristic classical-revival registers — and one of his few residential commissions in New York City. The combination produces a building of unusual architectural distinction even within the broader Park Avenue corridor's substantial architectural inventory.
The architectural detail of the original 1911–1912 construction is extensive. The Great Hall carries a double-story stone mantel and a plaster ceiling modeled after the Reindeer Inn at Banbury; the building features a minstrel gallery modeled after Hatfield House; the stair hall references Knole Park; the library carries Wren-style woodwork. The architectural composition is, in substance and detail, an architectural-history document of Jacobean Revival residential architecture in early-20th-century New York.
The building's structural distinction — five stories, 11 apartments, individual NYC landmark designation plus historic district designation — places it in a category effectively its own within the Manhattan residential cooperative market. The contemporary residential operation reflects both the building's 1945 subdivision into apartments and the substantial subsequent renovation cycles that have produced the contemporary apartment inventory while preserving the protected architectural fabric.
The building's most consequential recent commercial context was documented in The Real Deal's December 2015 reporting: developers Aby Rosen and Michael Shvo reportedly explored acquiring approximately 75 percent of the cooperative's shares with the intention of reassembling the mansion as a single private residence. Rosen subsequently withdrew from the transaction. The reported plan would have produced one of the largest private mansion residences on Park Avenue had it proceeded.
Architecture and unit composition
The 11 cooperative apartments distribute across the building's 5 stories — a structurally distinct configuration from conventional Park Avenue apartment-house construction. The 1945 subdivision and subsequent renovation cycles have produced apartment configurations that variously preserve and adapt the original Pope architectural fabric. Specific apartments retain access to or proximate views of the protected architectural details (the Great Hall, the minstrel gallery, the stair hall, the library Wren woodwork); other apartments occupy spaces that were reconfigured during the subdivision process.
Select apartments carry private balconies — a structural feature uncommon in the Park Avenue cooperative tradition and a function of the original Pope mansion's architectural composition rather than a subsequent retrofit.
Building operations
1025 Park operates as a small-scale cooperative. The 11-apartment, 5-story configuration is materially smaller than peer Park Avenue cooperatives; the operational baseline is calibrated to the boutique scale. Specific staffing, amenity, and policy details should be verified directly during due diligence.
The double-landmark protection (individual NYC landmark plus historic district contributing structure) governs both exterior and material architectural-fabric modifications. Buyers planning apartment renovations should engage cooperative attorney and preservation architect counsel at the start of any prospective transaction.
What to know if you’re buying
The John Russell Pope architectural pedigree is structurally singular. Pope's New York residential commissions are rare; the Jacobean Revival idiom (versus Pope's more typical classical-revival vocabulary) is rarer still. The combination produces a building of unusual architectural distinction.
The individual NYC landmark designation is structural protection. LP-1505 covers the architectural fabric specifically; material modifications require LPC review. The double-protection (individual landmark plus historic district) is structurally exceptional.
The Great Hall, minstrel gallery, stair hall, and Wren-woodwork library are protected architectural fabric. Apartments with access to or proximate views of these features carry architectural significance materially exceeding their apartment-line specifics.
The 11-apartment intimate scale is structural. Materially smaller than peer Park Avenue cooperatives; the building culture is correspondingly intimate.
Apartment renovation requires preservation-architect engagement. Material modifications to the building's protected architectural fabric require LPC review; cooperative board approval framework should be understood at the start.
The Aby Rosen / Michael Shvo 2015 exploration is part of the building's contemporary commercial history. The reported plan to reassemble the mansion as a single private residence (subsequently withdrawn by Rosen) places 1025 Park in a specific market category.
Verify operational specifics during due diligence. Specific board approval framework, financing structure, sublet policies, current capital project pipeline, and the architectural-fabric maintenance plan should be reviewed against current management documents.
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 pedigree and the landmark designation. John Russell Pope, the Jacobean Revival idiom, the documented architectural fabric (Great Hall, minstrel gallery, stair hall, library), and the double-landmark protection are real institutional credentials.
The Aby Rosen / Michael Shvo 2015 transaction history is part of the building's market context. Sophisticated buyers will research the building's recent commercial history; transparent positioning supports stronger transaction outcomes than ambiguous positioning.
Pricing requires apartment-level architectural analysis. Apartments with proximity to or access to the protected architectural fabric carry pricing materially distinct from apartments occupying reconfigured spaces.
Closing timelines are cooperative-standard.
Comparable buildings
If you're considering 1025 Park Avenue, also evaluate:
- 1040 Park Avenue — Delano and Aldrich 1924–25; trophy pre-war Park Avenue cooperative
- 1060 Park Avenue — pre-war Park Avenue peer
- 940 Park Avenue — pre-war Park Avenue peer
- 998 Fifth Avenue — McKim, Mead & White 1912; pre-WWI Fifth Avenue trophy peer
- Astor Court — pre-war courtyard cooperative peer
- The Apthorp — Clinton & Russell 1908; pre-war full-block courtyard peer
The Roebling Team at The Reginald and Anna DeKoven House
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 Carnegie Hill buyers and sellers deserve building-specific intelligence — architectural attribution, landmark context, board specifics, and pricing at the apartment level. The DeKoven House is a structurally distinctive residence within the broader Park Avenue cooperative market; transactions at the building require architectural and preservation-attorney counsel that go beyond standard cooperative practice.
If you're considering a purchase or sale at 1025 Park, a 30-minute consultation is the right starting point.