321 West 55th Street

Completed in 1912, the building belongs to the early-twentieth-century low-rise tradition — a solid masonry street wall and the proportioned detailing of its period, set on a block whose tree canopy and continuous residential frontage give it an unusually calm, almost European feel for Midtown. At eight stories and 36 residences, the building is intimate, with a pristine lobby and a renewed elevator serving the floors.

The homes carry pre-war character — defined rooms and the scale that came with early-century planning — and many have been updated over the years while retaining their period bones. Shared spaces are part of the draw: a planted common garden and a common patio offer the rare luxury of private outdoor space in Midtown, while the bike room, central laundry, and storage handle the practical side of city living.

321 West 55th Street operates as a cooperative with a live-in superintendent and voice-intercom entry, a staffing model appropriate to a building of its size and the source of its low-key, well-kept feel. The building is pet-friendly. As a cooperative, purchases are subject to board review and approval, and the board sets policy on financing, subletting, and pied-à-terre use; buyers should expect the standard co-op application and interview. The profile reports a reserve fund and no underlying mortgage; verify the current statements and capital plan before judging financial strength, management or future maintenance.

Recent sales

Recent transfers at this building, from The Roebling Research Library. Prices are the transfer amounts recorded with the NYC Department of Finance; apartment-level detail is checked against the building’s own file in The Roebling Research Library before publishing.

Market read. Most recent trades (2026 to date) cleared a median $1,467/sf (recorded) across 1 sale. Median listing discount 1.7% 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 1-01046-0021). Apartment-level facts (line, condition, asking-price context) curated and cross-verified in The Roebling Research Library. 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.

The buying case combines block, character, and finances. You are buying into a 1912 cooperative on one of Hell's Kitchen's quietest residential streets, with a planted garden and patio, a bike room, pet-friendly rules, and — importantly — a reported reserve fund and no underlying mortgage. Verify the current balances and obligations and weigh them alongside the apartment itself.

Diligence runs along cooperative lines: confirm the board's posture on financing, subletting, and pied-à-terre ownership, review the financials and any planned capital work, and prepare for a board package and interview. Because this is a low-rise pre-war building, pay attention to floor and light, the renovation state of the specific unit, and the condition of the elevator and façade — the details that separate value within the building far more than raw square footage.

Sellers lead with the things buyers cannot find easily nearby: a pre-war cooperative on a tranquil, tree-lined block, with a garden, a patio, a bike room, pet-friendliness, and a reported absence of underlying mortgage debt to verify in current financial statements. That package — block setting, outdoor space and documented financial information — is a strong story in a corridor otherwise dominated by larger post-war buildings.

Benchmark pricing to the Midtown West pre-war cooperative set, adjusting for floor, light, layout, and renovation. Presentation should foreground the block's character and the building's shared garden and patio, and supply current financial documents. Establish comparable availability and sale frequency from actual records; presentation alone does not establish negotiating advantage.

If you're considering 321 West 55th Street, these nearby Midtown West buildings make a useful comparison set:

• 357 West 55th Street — building on the same block
• 317 West 54th Street — pre-war building a block south
• 419 West 55th Street — West Midtown building nearby
• 205 West 54th Street — The Albemarle, the 1903 Beaux-Arts apartment-hotel-turned-co-op
• 322 West 57th Street — full-service building for scale comparison
• 350 West 50th Street — nearby cooperative in the corridor