15 Clark Street
15 Clark Street, Brooklyn, NY 11201
Brooklyn Heights, Brooklyn
BBL 3002290001 · BIN 3001709
- Year built
- 1904
- Type
- Cooperative
- Units
- 31
- Floors
- 6
- Landmark
- Designated
- Subletting
- Board consent framework under proprietary lease; current policy unverified
Compiled by The Roebling Research Desk from the building’s offering plan, amendments, and related building documents (primary source dated 1969 plan). Reported and subject to confirmation. Board policies can change by amendment — confirm at the offer stage.
15 Clark Street is older than the Heights' apartment era. Erected in 1904–05 on the northwest corner of Clark and Willow — New Building Application 521 of 1904, per the engineer's report in its offering plan — the six-story house predates by two decades the 1920s wave that gave the district most of its co-op stock. It was built with four sprawling six-room apartments per floor, a scale closer to the Edwardian apartment-hotel tradition than to the compact 1920s template, and even after a 1939 alteration split one line per floor into two three-room units, the building's core inventory remains those six-room, three-bath spreads. In a district where genuine prewar "classic sixes" are scarce below the staffed Pierrepont Street tier, that layout stock is the building's quiet distinction.
The corner it holds is one of the most storied in the northern Heights. Directly across Willow Street stands the former Leverich Towers Hotel of 1928 — for decades a Jehovah's Witnesses residence, and since 2020 The Watermark at Brooklyn Heights senior residence. One and two blocks east sprawls the former Hotel St. George complex, which grew between 1885 and 1929 into the largest hotel in New York City, its Emery Roth-designed tower of 1929–30 rising over Hicks Street, its famous saltwater pool drawing the city, and its ballrooms hosting everyone from presidents to Duke Ellington. The hotel's long afterlife defined this quarter of the Heights: portions were converted to cooperatives in the 1970s and 1980s, a 1995 fire gutted much of the interior block, and today the complex houses co-op apartments, student residences, and the Clark Street 2/3 station, whose entrance still runs through the old hotel arcade at Clark and Henry. 15 Clark sits at the residential, rowhouse-scaled end of that corridor — two blocks from the express train, one block from the Clark Street entrance to the Promenade, on the seam between hotel-district bustle and Willow Street quiet.
The cooperative itself is a piece of Heights history. Clark Street Tenants Incorporated dates to a plan of cooperative organization filed July 31, 1969 — among the earliest co-op conversions in Brooklyn Heights, a decade ahead of the district's main conversion wave. The sponsor, 86 Willow St. Co., Inc., retained Shreve, Lamb & Harmon Associates — successor firm of the Empire State Building's architects — to inspect the building, and the plan's insider price of $43 per share, against a total offering of under half a million dollars for the whole building, reads today as a time capsule. The engineer's summary already cites the newly designated historic district as enhancing the building's attractiveness, and it locates the property in the Heights' revolutionary geography, adjacent to the site of Fort Stirling above the old ferry landing.
Architecture and unit composition
The building is a six-story masonry corner house over a full cellar, holding both street walls with roughly 101 feet of frontage on Clark and on Willow. The engineer's report describes the fabric in detail: brick construction with a bluestone base, limestone band courses above the second floor, a metal cornice at the roof, and a core plan in which the single elevator and wrapped stair anchor each floor's five apartments. Kitchens and bathrooms sit on exterior walls for light and air — an Edwardian planning virtue the 1920s buildings often gave up.
The inventory divides cleanly: three six-room, three-bath apartments per floor — the original 1904 layouts, with the corner exposures a 101-foot corner building makes possible — and two three-room units per floor from the 1939 division, documented under the building's amended certificate of occupancy. The cellar holds the superintendent's apartment, tenant storage bins, and building services. Department of Finance records carry 31 units, consistent with thirty apartments across six floors plus the superintendent's unit. Line-by-line layouts and share allocations are maintained in The Roebling Research Library and shared with clients during diligence.
Building operations
Clark Street Tenants Incorporated has operated the building for more than five decades — one of the longest-running cooperative corporations in the district. Service runs to the small-co-op standard: a single elevator, a live-in superintendent, cellar storage, and laundry, without doorman staffing. The corporation's financial statements through the 2010s run in series in The Roebling Research Library; current management, reserves, and the capital program — in a building now past its 120th year, the envelope, elevator, and mechanical cycles deserve particular attention — should be reviewed during diligence. The Roebling Team remains the contact of record for transaction questions.
Recent sales
The retrade record
Lines that have traded more than once in the public record — the building’s appreciation arc, apartment by apartment.
Recent transfers at this building, sourced from NYC Department of Finance records. Apartment-level detail (line, condition, asking-price context) verified upon consultation request.
| Date | Unit | Price |
|---|---|---|
| Jun 30, 2025 | 2C | $3,480,000 |
| Nov 8, 2023 | 5B | $2,550,000 |
| Oct 5, 2021 | 3C | $2,975,000 |
| Sep 10, 2021 | 4B | $2,975,000 |
| Apr 2, 2021 | 5C | $2,000,000 |
| Jan 8, 2021 | #4D | $850,000 |
Sales sourced from NYC Department of Finance recorded transfers (BBL 3-00229-0001) 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.
What to know if you’re buying
The six-room lines are the district's sleeper inventory. Three baths, corner light, and Edwardian room scale a block from the Promenade — comparable space in the staffed Pierrepont tier or the townhouse market prices meaningfully higher. Understand which vintage of layout you are buying: original 1904 line or 1939 division.
Underwrite the building's age honestly. A 1904 masonry building carries envelope, window, elevator, and mechanical cycles a 1920s building may not yet. Review the LL11 history, the capital plan, and the reserve position with particular care.
Know the neighborhood's two speeds. Clark Street toward Henry carries the station, the Watermark, and the St. George's institutional afterlife; Willow Street south of the corner is among the quietest rowhouse blocks in the city. The corner gives you both — decide which exposure suits.
Expect small-co-op process. Roughly thirty shareholders, board approval, and policies on pets, subletting, and financing set at the board level and confirmed at offer stage.
What to know if you’re selling
Sell the layout scarcity. Six rooms and three baths in a district co-op is a headline; lead with the room count and the corner light, and price against townhouse-alternative buyers as well as co-op shoppers.
Use the corner's history. The St. George story, the Promenade a block west, and the express station two blocks east give the listing narrative texture few Heights buildings match.
Have the century-building file ready. Buyers' engineers will focus on the envelope and mechanicals; a documented capital history and clean LL11 record neutralize the age question before it becomes a negotiation.
Comparable buildings
If you're considering 15 Clark Street, also evaluate:
- 35 Clark Street — 34-unit prewar co-op one block east on Clark
- 70 Clark Street — 60-unit prewar co-op nearer the St. George complex
- 128 Willow Street — Slee & Bryson's 1925 Gothic-style co-op one block south on Willow
- 129 Columbia Heights — prewar co-op around the corner on the waterfront-facing spine
- 87 Columbia Heights — prewar co-op toward the Fruit Streets with Promenade proximity
- 44 Pineapple Street — the northern Heights' large postwar co-op alternative one block north
- 45 Pineapple Street (Hamilton House) — 67-unit co-op across Pineapple Street
- 55 Hicks Street — 30-unit co-op in the Fruit Streets quarter
- 160 Columbia Heights — prewar co-op south along the Promenade spine
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