305 West 18th Street
305 West 18th Street, New York, NY 10011
BBL 1007427501 · BIN 1013132
- Year built
- 1950
- Type
- Condominium
- Units
- 59
- Floors
- 6
- Landmark
- No
- Pets
- Cats and dogs permitted
- Subletting
- Permitted under the condominium declaration; confirm current terms at offer stage
- Pied-à-terre
- Allowed
Every recorded sale at this building, 2004–2025
Price-per-square-foot over time, the line- and floor-premium curves, and every recorded sale.
- Median $/sf (floor-adjusted)
- $1,225
- Listing discount
- 1.5%
- Recorded sales
- 65
- On record
- 2004–2025
Own an apartment here? See what it would sell for.
A Private Pricing Opinion — what your apartment at 305 West 18th Street would likely sell for today, what it costs to sell, and what you’d walk away with — reviewed personally against condition, exposures, renovation quality, and the competition actually on the market.
305 West 18th Street is a practical, value-oriented condominium on a central Chelsea block between Eighth and Ninth Avenues. The six-story post-war building went up in 1950 and was converted to condominium ownership in 1984 — one of the earlier Chelsea condo conversions, delivering ownership flexibility well before the neighborhood's later luxury wave.
The building's appeal is straightforward: condominium flexibility, a genuine amenity set for its size — including a fitness center and a landscaped garden courtyard — and a central Chelsea location, at a price meaningfully below the neighborhood's newer developments. It reads as a well-run, mid-tier condo rather than a trophy address, and it prices accordingly.
For buyers, that combination of location, flexibility, and relative value is the story. The recently renovated garden courtyard and the in-building gym give it more amenity than most buildings at this price point in Chelsea.
Architecture and unit composition
The roughly 59–60 residences distribute across six stories in a 1950 post-war envelope with mid-century character, including original terrazzo flooring in the lobby and hallways. This is a converted post-war building — not a loft conversion and not new construction.
The unit mix runs from studios through one- and two-bedrooms. Interiors vary by renovation, and that condition variance drives much of the pricing spread within the building. The scale is efficient rather than loft-like, consistent with the building's post-war origins.
Building operations
305 West 18th Street operates as a mid-sized condominium with an elevator, a live-in superintendent, a card-operated laundry room, a bike room, resident storage plus a dedicated window-A/C storage room, and a recently renovated landscaped garden courtyard. It also carries a fitness center — a genuine differentiator at this price point — along with keyfob entry, voice intercom, and security cameras. It is a super-and-security building rather than a doorman building, and there is no roof deck.
As a mid-century building, mechanicals and the envelope are mature but well within normal range for a maintained condo; the garden courtyard renovation reflects recent capital investment. As with any condominium, buyers should review current financial statements, the reserve study, board minutes, and any active or planned assessments during due diligence.
Local Law 97
- 2024–2029 annual penalty
- $0 (under cap)
- 2030–2034 annual penalty
- $901/yr
- Per unit / month range
- $0 – $1
- Modeled exposure split equally across 60 units (the city tax-lot count). Not an assessed amount; co-op shareholders are typically charged by share allocation.
Source: NYC LL84 benchmarking and PLUTO · The Roebling Research Library. City record last verified September 2026.
See full Local Law 97 analysis — emissions history, scenarios, methodology →Facade safety — Local Law 11
The latest available FISP filing classified the facade as Safe — no repairs were required at that inspection. Facade inspections run on a fixed five-year cycle; future inspection, repair, and any assessment decisions remain building-specific.
How to read this, and where it comes from
QEWI = Qualified Exterior Wall Inspector — the licensed engineer the city requires to sign the report (the independent expert, not the managing agent).
Penalties shown are amounts DOB assessed against filings on record across 2005–10 to 2020–25. The FISP dataset does not record whether they were paid, contested or remain open, so treat the figure as history rather than a current balance and confirm the building’s standing with the managing agent.
Source: NYC DOB facade filings (FISP) · The Roebling Research Library. City record last verified September 2026.
Management & transfer contacts
Recent sales
305 West 18th Street prices as a mid-tier Chelsea condominium, read on a price-per-square-foot basis, with studios, one-bedrooms, and two-bedrooms making up the stock. As a condo, the unit-level variables — floor, exposure, courtyard-facing versus street, and finish condition — drive most of the pricing spread. This is a value-oriented building rather than a luxury one, appropriate to its post-war construction. Pricing is best read at the apartment level.
Unit-level transaction history is maintained in The Roebling Research Library and shared with clients during diligence.
Recent closings 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.
| Date | Unit | Apartment | Price | PPSF | vs. Ask |
|---|---|---|---|---|---|
| Aug 19, 2025 | 6C | 1 BR · 1 BA · 750 sf | $985,000 | $1,313/sf | -12.4% |
| Mar 19, 2025 | 5F | 1 BR · 1 BA · 712 sf | $940,000 | $1,320/sf | -1.1% |
| Dec 9, 2024 | 1E | 1 BA · 401 sf | $565,000 | $1,409/sf | -1.7% |
| Oct 8, 2024 | 2F | 1 BR · 1 BA · 692 sf | $550,500 | $796/sf | -11.1% |
| Jun 6, 2023 | 4G | 1 BA · 420 sf | $600,000 | $1,429/sf | -12.4% |
| May 18, 2023 | 3D | 1 BR · 1 BA · 725 sf | $965,000 | $1,331/sf | -1.5% |
| Jan 13, 2023 | 6D | 696 sf | $1,150,000 | $1,652/sf | off-mkt |
| May 9, 2022 | 1D | 1 BR · 1 BA · 700 sf | $990,000 | $1,414/sf | +0.5% |
Market read. Most recent trades (2025) cleared a median $1,225/sf (floor-adjusted) across 2 sales. Floor-adjusted means each sale is restated to a constant mix of floors, so the figure can differ from the plain median of the sales listed above. Median listing discount 1.5% from the last ask — a recurring negotiation gap worth pricing into any offer or listing strategy.
The retrade record
Lines that have traded more than once in the public record — the building’s appreciation arc, apartment by apartment.
Full closing history with price-per-square-foot over time, the complete retrade record, and every line that has traded.
Sales sourced from NYC Department of Finance recorded transfers (BBL 1-00742-7501). 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 from recorded condo declarations and offering plans.
Closed rents at 305 West 18th Street, last 36 months
| Size | Leases | Median / month |
|---|---|---|
| Studio | 2 | $3,597 |
| 2 bedroom | 2 | $6,100 |
5 closed leases, October 2023 to September 2026. Most recent lease April 2026. Sizes with fewer than 2 leases are not shown. Compiled by The Roebling Team at Compass from closed leases.
At the recent median sale of $940K (4 sales since 2024), a buyer putting 25% down would pay about $34,260 to close, or 3.6% of the price.
- Mansion tax: $0
- Mortgage recording tax: $13,571
- Title insurance: $4,230
- Attorneys, lender, building fees, reserves and filings: $16,459
Assumes a resale (the seller pays transfer taxes), a $4,500 attorney fee and a mortgage on the rest.
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What to know if you’re buying
The amenities punch above the price. A fitness center and a landscaped garden courtyard are unusual at this price point in Chelsea. Factor them into the value comparison.
It's a value-oriented condo, not a trophy. Expect post-war scale and mid-century bones, with condominium flexibility and a central location — priced accordingly.
Condition drives price. Renovation quality varies unit to unit. Inspect kitchens, baths, and mechanicals, and price against comparable condition.
Condo flexibility is real. 30–45 day closings; pied-à-terre, investment, LLC, trust, and foreign-buyer purchases are permitted under the declaration; subletting is allowed. Confirm current sublet rules with management at offer stage.
Mansion tax may apply. At the upper end of this building's pricing the mansion tax and its cliff thresholds can be in play. Run pricing through the Mansion Tax Calculator.
What to know if you’re selling
Lead with the amenities and the location. The fitness center, the garden courtyard, and the central Chelsea block are the differentiators against comparably-priced inventory.
Courtyard exposure is a feature. Courtyard-facing units offer a quieter outlook and should be marketed on it.
Closing timelines are condo-fast. 30–45 days from contract to closing.
Comparable buildings
If you're considering 305 West 18th Street, also evaluate:
- 515 West 18th Street — Heatherwick Studio's 22-story twin-tower Chelsea condominium
- 520 West 28th Street — Dame Zaha Hadid's only Manhattan residential project, completed posthumously in 2017. An 11-story boutique condominium
- One High Line (76 Eleventh Avenue) — West Chelsea / High Line condominium
- Chelsea — the broader corridor and its condominium market
More Chelsea buildings
- 270 West 19th Street (The Sedona) — 2004 condominium
- 291 Seventh Avenue — 1907 condominium
- 300 West 30th Street — 2020 condominium
- 306 Eighth Avenue — 2011 condominium
- 308 West 30th Street (The Irvin House) — 1925 condominium
- 313 Eighth Avenue (313 Eighth Avenue) — 1963 co-op
The neighborhood
For the full corridor — architecture, transit, and pricing across Chelsea — read The Roebling Team Guide to Chelsea.
How to read the facts on this page. Items attributed to an offering plan describe the building as it was offered at that filing — unit mix, square footage, the amenity program as planned. They are not a statement about how the building operates today. Tax and compliance figures are sourced separately to current City records and carry their own dates. House rules, staffing and fee policy can change by board resolution without any public filing: treat every policy line here as a starting point for diligence and confirm it with the managing agent. Where this page compares one building or neighborhood to another, that is our analysis of the recorded record — it names the measure, the period and the sample it rests on, and it is an observation about medians rather than a prediction about any particular apartment.
Considering a move at 305 West 18th Street?
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