Condominium · 2010
The Chelsea Enclave
177 Ninth Avenue, New York, NY 10011
Buildings·Condominium

177 Ninth Avenue

177 Ninth Avenue, New York, NY 10011

At a glance
Year built
2010
Type
Condominium
The Data Room

Every recorded sale at this building, 2008–2026

Price-per-square-foot over time, the line- and floor-premium curves, and every recorded sale.

Median $/sf
$2,494
Listing discount
11.2%
Recorded sales
101
On record
2008–2026

The Chelsea Enclave is one of the most distinctive new buildings in Chelsea precisely because it does not try to stand apart — it is woven into one of the neighborhood's great historic settings. Completed in 2010 by The Brodsky Organization and designed by Polshek Partnership Architects (now Ennead) with interiors by Alan Wanzenberg, the seven-story, 53-residence condominium occupies a corner of the General Theological Seminary block, replacing a 1960s structure with a red-brick building that matches the Seminary's Gothic Revival vocabulary and sits comfortably within the Chelsea Historic District.

The building's defining amenity is its setting. Residents have exclusive access to the Seminary's block-long, European-style garden — a private, gated green space of extraordinary rarity in Manhattan, the kind of amenity that cannot be replicated and that anchors the building's identity. A new condominium with the financing latitude and ownership flexibility a condo provides, dropped onto a historic seminary garden in the heart of Chelsea, is a genuinely singular proposition.

For buyers, the appeal is the combination of contextual architecture, a serene and private setting, and full-service condominium living, in one of Chelsea's most desirable pockets — steps from the High Line, the gallery district, and the Hudson River parks.

Architecture and unit composition

The design is an exercise in restraint and context. Polshek's red-brick façade was conceived to harmonize with the Seminary's 19th-century Gothic Revival buildings, with proportions, materials, and detailing chosen to belong on the block rather than announce a new arrival. Wanzenberg's interiors carry that sensibility inside — warm, finely detailed, and tailored to the building's quiet character.

The 53 residences range from one-bedroom homes to expansive penthouses with private terraces, many oriented toward the garden and the leafy historic streetscape. The boutique scale and the contextual design give the building an intimacy uncommon in new construction, and the homes are prized for their light, their outlook onto the garden, and the level of finish. The penthouses, with their private outdoor space and elevated views over the Seminary grounds, are the building's crown.

Building operations

The Chelsea Enclave runs as a full-service condominium with an amenity package scaled well beyond its size. Residents have a 24-hour concierge, a fitness center, a private roof lounge with a sundeck, grill, and children's play space, an on-site garage, a bicycle room, private storage, and a live-in superintendent — and, above all, exclusive access to the Seminary's block-long garden, the amenity that defines the building.

As a condominium, ownership is flexible. Purchases clear through a right-of-first-refusal rather than a co-op board, financing is unconstrained by co-op-style caps, and pied-à-terre, investment, trust, and entity purchases are customary. For buyers who want a serene, design-forward home with condo freedom in the Chelsea Historic District, the building's structure is a direct fit.

Local Law 97

Carbon-penalty exposure
🟡
Moderate — manageable today, 2030 cliff likely
2024–2029 annual penalty
$0 (under cap)
2030–2034 annual penalty
$70,155/yr
Per unit / month range
$0 – $108
See full Local Law 97 analysis — emissions history, scenarios, methodology →

Facade safety — Local Law 11

Local Law 11 / FISP · last inspection 2020–25
SWARMP
What this means for you

Safe to live in today — but the last inspection flagged repairs that are due on a deadline, so facade work and its cost are coming. Whether that’s a real concern depends on the scope, the timing, and how the building plans to pay for it — reserves or an assessment — which is exactly what we’d dig into for you.

Inspection history
2015–20
SWARMP
2020–25
SWARMP
2025–30
Due
Next report due
by Feb 2028
The three grades, in buyer terms
SafeGood for ~5 years — no facade assessment on the horizon.
SWARMPSafe now, repairs due on a deadline — budget for the work or a possible assessment.
UnsafeActive hazard: sidewalk shed and repairs now. Expect disruption and an assessment.

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.

See the full facade history →

Recent sales

Recent closings 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.

DateUnitApartmentPricePPSFvs. Ask
Apr 2, 20265H
2 BR · 2.5 BA · 1,804 sf
$4,500,000$2,494/sfoff-mkt
Dec 4, 20254G
2 BR · 2.5 BA · 1,564 sf
$3,250,000$2,078/sf-7.0%
Sep 8, 2025PHF
4 BR · 3 BA · 2,129 sf
$5,600,000$2,630/sf-6.6%
Jun 5, 20252E
1 BR · 1.5 BA · 882 sf
$1,480,000$1,678/sfoff-mkt
Jul 8, 20245E
1 BR · 1.5 BA · 882 sf
$1,579,000$1,790/sf-1.0%
Dec 15, 20234J
3 BR · 2,259 sf
$5,700,000$2,523/sfoff-mkt
Dec 12, 20232A
4 BR · 4.5 BA · 3,176 sf
$6,800,000$2,141/sf-9.3%
Sep 27, 20232C
1 BR · 2 BA · 1,191 sf
$1,750,000$1,469/sf-12.5%

Market read. Most recent trades (2026) cleared a median $2,494/sf across 1 sale. Median listing discount 11.2% 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.

4A · 3,176 sf+130%
$5,315,000 ($1,673/sf) 2010$9,939,120 ($3,129/sf) 2017$12,250,000 ($3,857/sf) 2022
PHG · 2,256 sf+84%
$4,073,000 ($1,805/sf) 2010$7,500,000 ($3,324/sf) 2015
3D · 1,717 sf+79%
$2,291,063 ($1,334/sf) 2010$4,100,000 ($2,388/sf) 2015
5H · 1,800 sf+64%
$2,749,275 ($1,527/sf) 2010$4,100,000 ($2,278/sf) 2016$4,200,000 ($2,333/sf) 2021$4,500,000 ($2,500/sf) 2026
4J · 2,259 sf+60%
$3,563,875 ($1,578/sf) 2010$5,700,000 ($2,523/sf) 2023

Other recent transfers

DateUnitPrice
Dec 3, 2025RES$1,950,000
Sep 8, 2025RES$5,600,000
Dec 23, 2011RES$935,000
Mar 30, 2011RES$2,800,000
Jan 29, 20081$29,469,558
View all 101 recorded sales, sortable

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 1-00718-7501) 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 from recorded condo declarations and offering plans.

What to know if you’re buying

Buy the setting. The reason to own here is the private garden and the contextual architecture — a combination that is irreplaceable and that gives the building a stability of value uncommon in new construction. Garden-facing homes capture the full benefit; confirm the line's orientation and outlook.

Value the boutique full-service profile. Fifty-three homes with a concierge, garage, roof lounge, and the Seminary garden is a rare balance of intimacy and service. The penthouses, with private terraces over the historic grounds, are the building's signature homes.

Lean on the condominium structure. Financing is flexible, the approval path is light, and pied-à-terre and investment purchases are permitted — and the location, steps from the High Line, the galleries, and the waterfront parks, is among Chelsea's most coveted.

What to know if you’re selling

Lead with the garden. The exclusive access to the Seminary's block-long garden is the building's irreplaceable differentiator and the centerpiece of any marketing — there is nothing else like it in the neighborhood. Pair it with the contextual architecture and the boutique full-service profile.

Benchmark to boutique Chelsea condominiums. A resale belongs against the neighborhood's design-driven, amenity-rich new inventory, where buyers pay for setting, finish, and outdoor space. Garden-facing homes and the penthouses occupy the top of that comparison set.

Present to the calm. Buyers respond to the serenity of the garden setting and the quality of the Wanzenberg interiors; a well-prepared home that showcases the light, the garden outlook, and the finish will stand out, particularly given how rarely homes here come to market.

Comparable buildings

If you're considering The Chelsea Enclave, these nearby Chelsea condominiums are worth evaluating:

The Roebling Team at The Chelsea Enclave

The Roebling Team at Compass specializes in Chelsea, the West Village, and the boutique condominium market. We publish this profile because buyers and sellers evaluating a building with a setting this singular deserve building-specific intelligence — the garden access, the architecture, the ownership structure, and where the pricing sits against the rest of Chelsea.

If you're weighing a purchase or sale at The Chelsea Enclave, a focused consultation is the right starting point.

Considering a move at The Chelsea Enclave?

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Corey Cohen, Principal · The Roebling Team at Compass
646.939.7375 · c.cohen@compass.com