1218 Third Avenue

The building is a representative example of early-1960s Upper East Side construction — a clean, vertical white-brick tower of 20 stories, designed for efficiency and light rather than pre-war flourish. At 95 units across 20 floors, the layout runs to a handful of homes per landing, producing a quiet, well-distributed building.

Layouts follow the practical post-war program of the era: well-proportioned studios, one-bedrooms, and two-bedrooms with sensible separation of living and sleeping space, ample closets, and large windows that pull in light from the avenue and side streets. The upper floors capture open city views, and the building is crowned by a duplex penthouse — the kind of full-floor-plus aerie that trades infrequently and commands a premium when it does.

1218 Third Avenue runs as a full-service cooperative. A doorman attends the lobby and a live-in resident superintendent keeps the building maintained day to day. Shared services include central laundry, a bike room, and resident storage — the practical infrastructure that defines a well-run post-war co-op. The doorman-attended entrance and managed common areas are the everyday value here: secure, staffed, and dependable.

As a 95-unit cooperative, 1218 Third Avenue turns over at a steady, moderate cadence — a handful of resales in a typical year across its studio, one-, and two-bedroom inventory, with the penthouse a rare event. Pricing tracks the broader Lenox Hill post-war co-op market: an accessible entry point for the Upper East Side, with the premium concentrated on higher floors, larger layouts, and renovated kitchens and baths. For unit-by-unit recorded transfers tied to this building, see the automatically maintained sales record for this address.

This is a cooperative purchase, so plan on a board application and interview, and budget for the financial documentation a co-op board reviews. The trade-off is value: a doorman building on a prime Lenox Hill block at a price the pre-war stock west of Park can't match. Look closely at the line and exposure — units facing the side streets and upper floors read quieter and brighter than lower avenue-facing homes. The duplex penthouse is the building's trophy and rarely available; when one of the larger two-bedroom lines comes up renovated, it tends to draw the most competition. We help buyers read the building's financials, weigh the line and floor, and move decisively when the right unit appears.

The selling story here is service and location, told plainly. Lead with the full-time doorman, the Central Park and subway proximity, and the everyday convenience of the Third Avenue retail corridor — the things this buyer pool is actually shopping for. Light and exposure sell the upper and side-street lines; a clean, move-in renovation closes the gap on the post-war kitchen-and-bath question every buyer raises. Price to the building's true comparable set — full-service post-war Lenox Hill co-ops — rather than to the pre-war towers nearby, and the unit moves. We position each listing to its strongest feature and run the comparable analysis that gets it sold.

If you're considering 1218 Third Avenue, also evaluate these nearby Upper East Side cooperatives and elevator buildings:

• 1230 Third Avenue — Third Avenue peer just to the north
• 1186 Third Avenue — full-service Third Avenue cooperative nearby
• 1250 Third Avenue — Lenox Hill / Yorkville elevator building
• 1408 Second Avenue — full-service building one avenue east

The Roebling Team at Compass specializes in the Upper East Side — Lenox Hill, the Third and Lexington Avenue corridors, and the broader Park-facing market. We publish this profile because buyers and sellers evaluating full-service post-war co-ops deserve building-specific intelligence: the staffing, the layouts, where the value sits, and how a unit here trades against its real comparable set.

If you're weighing a purchase or sale at 1218 Third Avenue, a 30-minute consultation is the right place to start.