10 East 85th Street

10 East 85th Street is a classic mid-1920s masonry apartment house, designed in the restrained Renaissance Revival manner that suited the museum-district side streets — a defined base, a quiet brick midsection, and modest cornice detailing, scaled to hold the streetwall between Fifth and Madison. At nine stories and roughly 54,000 square feet across 36 apartments, the building averages close to 1,500 square feet per home, reflecting the full pre-war layouts the era built.

The apartment mix runs from well-proportioned one- and two-bedrooms to larger three-bedroom homes, many retaining the pre-war features buyers seek: high ceilings, hardwood floors, separate dining rooms and foyers in the larger lines, and deep, well-zoned floor plans. Renovation condition varies after a century of ownership — the building offers both turnkey homes and apartments with renovation upside. The building was substantially renovated and updated in the late 1980s, modernizing systems while preserving the pre-war fabric.

The cooperative is 100% shareholder-owned and run with a part-time doorman, a live-in superintendent, and porters and handymen on staff — a staffing model that delivers attentive service and security while keeping monthly maintenance efficient for a 36-unit building. Central laundry and private storage serve residents. The building permits financing up to 50% of the purchase price and allows pets with board approval; in-unit washer/dryer installations are permitted subject to board approval, a meaningful convenience in a pre-war building. A transfer fee (flip tax) applies on resale.

At 36 apartments across nine floors, this is a manageable mid-sized cooperative with a stable, owner-occupied shareholder base and a board that makes capital decisions deliberately. Buyers should review the building's financials, reserve fund, and any planned capital projects through the board-package process.

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.

Market read. Most recent trades (2023) cleared a median $1,628/sf across 1 sale. Median listing discount 2.7% from the last ask — a recurring negotiation gap worth pricing into any offer or listing strategy.

Sales sourced from NYC Department of Finance recorded transfers (BBL 1-01496-0065) 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.

This is a co-op, so the purchase runs through a board application and interview, with the financial review that accompanies it — clean financials and sensible post-closing reserves matter. The building permits up to 50% financing, which is somewhat more flexible than the strictest pre-war boards, and allows pets and in-unit washer/dryers with board approval. A flip tax applies on resale. Pre-war co-ops of this caliber generally favor primary-residence purchasers. The value case is compelling: pre-war space on the museum block, half a block from Central Park, at a price below the Fifth Avenue frontage buildings — in exchange for the board process and a part-time (rather than 24-hour) doorman.

The selling case is location, location, and pre-war fundamentals: a museum-block address between Fifth and Madison, half a block from Central Park, in a 100% shareholder-owned building with full staff and 50% financing flexibility. Renovated, higher-floor apartments show best and support top pricing; original-condition units should be positioned to buyers seeking value and renovation upside. With limited turnover, anchoring to the right comparable set — prime Carnegie Hill side-street co-ops rather than avenue or post-war buildings — drives accurate pricing. We qualify buyers for financial and board readiness early to protect the deal through the application.

If you're evaluating 10 East 85th Street, these nearby Carnegie Hill and Upper East Side pre-war cooperatives form a useful comparison set:

• 35 East 85th Street — pre-war co-op on the same block corridor
• 111 East 85th Street — pre-war Carnegie Hill cooperative
• 205 East 85th Street — Upper East Side pre-war co-op nearby
• 21 East 79th Street — Art Deco full-floor cooperative near the museum block
• 136 East 79th Street — pre-war Upper East Side co-op

The Roebling Team at Compass specializes in pre-war cooperatives across Carnegie Hill, the museum-district blocks, and the broader Upper East Side. We publish this profile because buyers and sellers on the side streets between Fifth and Madison deserve building-specific intelligence — architecture, board posture, financing terms, and where pricing sits against the right peers. If you're weighing a transaction at 10 East 85th Street, a 30-minute consultation is the right place to start.