- Year built
- 1987
- Type
- Condominium
- Units
- 45
- Floors
- 15
- Landmark
- No
- Amenities
- 24-hour doorman, elevator, bike room, on-site laundry, and building garage space; private terraces on upper-floor and penthouse residences
- Pets
- Pet-friendly per building records — verify current house rules at offer stage
Every recorded sale at this building, 2003–2026
Price-per-square-foot over time, the line- and floor-premium curves, and every recorded sale.
- Median $/sf (floor-adjusted)
- $1,456
- Listing discount
- 2.5%
- Recorded sales
- 54
- On record
- 2003–2026
Own an apartment here? See what it would sell for.
A Private Pricing Opinion — what your apartment at The Atrium at Chelsea 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.
179 Seventh Avenue — marketed as The Atrium at Chelsea — is a full-service condominium in a boutique frame: 45 residences across 15 floors, roughly four apartments to a floor, wrapped in doorman service that most buildings of this unit count cannot support. That combination is the building's whole argument. In a corridor where the ownership stock runs to walk-up co-ops, converted lofts, and larger amenity condominiums, a small-count condo with a 24-hour doorman, an elevator, and a garage occupies a specific niche: full-service carry without full-service scale.
The address sits at one of Chelsea's more legible corners. Seventh Avenue at West 21st Street is the Chelsea–Flatiron seam, a short walk from the Flatiron office district to the east, the Chelsea gallery blocks to the west, and the West Village a few blocks south. The 1 train at 23rd Street and the F/M at 23rd–Sixth put the rest of the city within easy reach, and the ground-floor commercial base keeps the corner active at street level.
For buyers, the thesis is service plus location at a boutique price point. The building trades as new-generation-adjacent Chelsea condo stock — a premium to the neighborhood's walk-up co-ops for the doorman and elevator, a discount to the glass-tower condominiums on the far West Side for the smaller footprint and the 1980s vintage. Buyers who want a staffed lobby without a 200-unit building, and who value the Seventh Avenue corner over a mid-block address, are the natural pool here.
Architecture and unit composition
The building rises 15 stories on its corner lot, a masonry mid-rise of its 1987 era with a full-service residential entrance and commercial frontage along Seventh Avenue. The 45 residences run from alcove studios through one- and two-bedroom layouts, with roughly four apartments per floor giving the building its boutique density. Upper-floor residences carry private terraces, and the top-floor penthouse tier pairs interior volume with multiple private outdoor spaces and open corner exposures. Finishes vary by residence and renovation vintage; turn-key upper-floor units with terraces and updated kitchens command the top of the building's range.
Building operations
179 Seventh Avenue operates as a full-service condominium: a 24-hour doorman, elevator service, a bike room, on-site laundry, and building garage space, with the common-charge budget spread across 45 owners and supported in part by the ground-floor commercial income. Buyers coming from larger buildings should note the trade — a staffed lobby and doorman coverage, but a smaller amenity stack than the big West Side towers, and a common-charge base that is narrower than a 200-unit building's. The offering plan, by-laws, and current financial statements should be reviewed during diligence; we obtain current building documents from the managing agent for clients at offer stage.
Local Law 97
- 2024–2029 annual penalty
- $20,934/yr
- 2030–2034 annual penalty
- $48,105/yr
- Per unit / month range
- $39 – $89
- Modeled exposure split equally across 45 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).
Source: NYC DOB facade filings (FISP) · The Roebling Research Library. City record last verified September 2026.
Recent sales
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 |
|---|---|---|---|---|---|
| Jul 15, 2026 | 2B | 2 BR · 2 BA · 930 sf | $1,950,000 | $2,097/sf | -17.0% |
| May 28, 2026 | 5A | 1 BA · 419 sf | $770,000 | $1,838/sf | off-mkt |
| May 22, 2026 | 6C | 1 BR · 1 BA · 635 sf | $899,000 | $1,416/sf | +0.0% |
| Mar 23, 2026 | 7B | 1 BR · 1 BA · 668 sf | $985,000 | $1,475/sf | -1.0% |
| Mar 16, 2026 | 16B | 2 BR · 2 BA · 749 sf | $1,850,000 | $2,470/sf | +0.0% |
| Nov 17, 2025 | 3A | 1 BA · 419 sf | $750,000 | $1,790/sf | -1.2% |
| Aug 1, 2025 | 14A | 2 BR · 2 BA · 965 sf | $1,350,000 | $1,399/sf | -19.9% |
| Feb 7, 2025 | 11A | 2 BR · 2 BA · 962 sf | $1,445,000 | $1,502/sf | -9.7% |
Market read. Most recent trades (2026) cleared a median $1,456/sf (floor-adjusted) across 5 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 2.5% 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 1-00796-7501). 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 The Atrium at Chelsea, last 36 months
| Size | Leases | Median / month |
|---|---|---|
| 1 bedroom | 2 | $5,000 |
3 closed leases, October 2023 to September 2026. Most recent lease September 2026. Based on few leases. 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 $1.35M (8 sales since 2024), a buyer putting 25% down would pay about $58,538 to close, or 4.3% of the price.
- Mansion tax: $13,500
- Mortgage recording tax: $19,491
- Title insurance: $6,075
- Attorneys, lender, building fees, reserves and filings: $19,473
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
Service at boutique scale is the product. A 24-hour doorman, elevator, bike room, and garage in a 45-unit building is a structurally scarce package. If a staffed lobby matters to you but a mega-tower does not, the format fits — run the True Monthly Carrying Cost Calculator against both walk-up co-ops and larger condominiums.
The commercial base cuts both ways. Ground-floor commercial income helps the common-charge budget, but it also means active retail at the corner. Walk the block and understand the tenancy before offering.
Terrace inventory is the premium tier. Private outdoor space is concentrated on the upper floors and the penthouse level. If outdoor space is the priority, the buy is specific — and priced accordingly.
Verify the policy stack. Pet, sublet, and financing specifics should be confirmed against the by-laws and managing agent during diligence rather than assumed from listing records.
Mansion tax applies at the top of the building. The tax starts at the $1 million threshold. Run the Mansion Tax Calculator at the intended price before offering.
What to know if you’re selling
Market the service, not just the square footage. A full-service doorman condominium at 45 units is a scarce format on this stretch of Seventh Avenue. Position against the walk-up co-ops' lower carry honestly, and let the staffed-lobby argument carry the premium.
Use the corner and the terrace where you have them. The Seventh Avenue corner and any private outdoor space are the differentiators against mid-block and interior inventory. Price them explicitly.
Anchor on floor and exposure. With a heterogeneous 45-unit stack, same-line and same-exposure trades are the right comp set — a low-floor interior unit and an upper-floor terrace unit are not the same product.
Comparable buildings
If you're considering 179 Seventh Avenue, also evaluate:
- 160 Seventh Avenue — a Chelsea condominium a block south on the same avenue
- 100 Seventh Avenue — full-service ownership stock on the Seventh Avenue spine toward the Village
- 140 Seventh Avenue — Chelsea co-op inventory on the same corridor
- 125 West 21st Street — boutique ownership product on the same block to the west
- 425 West 50th Street — full-service condominium comparison on the West Side
More Chelsea buildings
- 163 West 18th Street (The Slate) — 2006 condominium by Karl Fischer Architects
- Yves Chelsea, 166 West 18th Street — 2008 condominium by Ismael Leyva Architects
- 177 Ninth Avenue — 2010 condominium
- 192 Eighth Avenue (Novum Chelsea) — new-construction condominium
- 200 Eleventh Avenue (The Sky Garage) — 2010 condominium
- Chelsea Royale (200 West 24th Street) — 2004 condominium
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 The Atrium at Chelsea?
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