Commercial condominium · Downtown Brooklyn, Brooklyn
350 Jay Street
Brooklyn, NY 11201
350 Jay Street is a 32-floor commercial condominium in Downtown Brooklyn, Brooklyn, built in 1997, with about 815,000 square feet of office space according to city records.
Also at 333-335 Adams Street and 340-350 Jay Street.
- Office space
- 815K SF
- Floors
- 32
- Year built
- 1997
- Zoning
- C5-4
The 4th largest of the 63 office buildings we track in Downtown Brooklyn. Compare it with 6 neighbors
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Compared with its neighbors
How 350 Jay Street compares
Next to the 6 nearest large office buildings, all within a 3 minute walk, 350 Jay Street ranks 3rd of 7 by office floor area. It went up in 1997; the median neighbor dates from 1959. Its property tax is fully exempt on the city's assessment roll.
| Building | Office space | Floors | Built | Tax / SF |
|---|---|---|---|---|
| 350 Jay Street | 815K SF | 32 | 1997 | Exempt |
| 330 Jay Street | 978K SF | 32 | 2002 | $1.90 |
| 351 Jay Street | 857K SF | 23 | 1990 | Exempt |
| Brooklyn Edison Building, 345 Adams Street | 262K SF | 14 | 1926 | $0.94 |
| 57 Willoughby Street | 100K SF | 6 | 1929 | $10.48 |
| 100 Myrtle Avenue | 470K SF | 11 | 1989 | Exempt |
| New York and New Jersey Telephone and Telegraph Building, 81 Willoughby Street | 74K SF | 8 | 1898 | $9.37 |
Sources: NYC Department of City Planning, PLUTO 26v2 for size, floors and year built; NYC Department of Finance 2026/27 roll for tax (taxable value times the class rate, before abatements, over the whole floor area). Large means at least 35,000 SF of the building's main use. Walking times are straight-line estimates.
NYC tax lot records
Building facts
- Other addresses
- 333-335 Adams Street; 340-350 Jay Street
- ZIP code
- 11201
- Building type
- Commercial condominium (city class RC)
- Total floor area
- 1,420,558 SF
- Commercial floor area
- 1,056,110 SF
- Office
- 815,470 SF
- Height
- 32 floors
- Year built
- 1997
- Lot area
- 127,632 SF
- Zoning district
- C5-4
- Built FAR
- 11.13
- Max commercial FAR
- 10
- Tax lot (BBL)
- 3001407501
Nearest subway
- Jay St-MetroTech
- Borough Hall
- Hoyt St
Source: NYC Department of City Planning, PLUTO 26v2, pulled 2026-10-16; addresses from the Property Address Directory (PAD) 26b; subway stations from the MTA Subway Stations dataset, pulled 2026-10-16. Floor areas are the city's estimates for the whole building, not available space. Walking times are straight-line estimates. How we build these pages. Something wrong on this page? Tell us.
NYC storefront registry (Local Law 157)
Storefronts and vacancy
Owners registered 6 storefronts at 350 Jay Street for December 31, 2025, the newest annual filing the city has published, and none stood vacant that day.
- Storefronts registered for December 31, 2025
- 6
- Vacant that day
- 0
- Share vacant here
- 0.0%
- Share vacant across Downtown Brooklyn
- 12.4%
- Share vacant along Jay Street
- 14.1%
- Share vacant citywide
- 9.2%
- Condominium tax lots that filed
- 2
Vacant on December 31, by year
Need a storefront in Downtown Brooklyn? Get matchedNYC storefront vacancy report
Source: NYC Department of Finance, Storefronts Reported Vacant or Not (Local Law 157), annual filings for 2019 to 2025, pulled 2026-10-16. Owners of buildings with ground- or second-floor storefronts register each one every year with its status on December 31; counts are by tax lot, summed over the condominium's unit lots that filed, as the owners filed them. The 2025 filing was due June 1, 2026, so a storefront vacant then may have been leased since. A vacant storefront is not always on the market, and none here is listed on Leasemark unless it shows above.
NYC Department of Finance records
Owner, property tax and assessed value
350 Jay Street is a condominium of 5 tax lots with 4 owners of record, none holding half of its market value. For tax year 2026/27 the city values 350 Jay Street at $357.5 million and assesses it at $160.9 million. Exemptions on the roll cover the whole taxable value, which is common for government, nonprofit and payment-in-lieu-of-taxes properties.
- Tax class
- Class 4 (commercial and industrial)
- City market value
- $357,538,000
- Land market value
- $44,701,000
- Assessed value
- $160,892,100
- Exemptions
- $160,892,100
- Estimated yearly tax
- Fully exempt on the roll
- Condominium tax lots
- 5
- Owners of record
- 4
City market value by tax year
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How to find who owns any NYC buildingSource: NYC Department of Finance, Property Valuation and Assessment Data (2026/27 roll, summed over 5 condominium tax lots; owner names as the roll records them, which cuts some long names short), pulled 2026-10-16. Exempt properties can still owe charges or payments in lieu of taxes that the roll does not show.
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NYC energy benchmarking (Local Law 84)
Energy score, grade and emissions
350 Jay Street reported an ENERGY STAR score of 54 out of 100 for 2024 in its Local Law 84 benchmarking filing. Under Local Law 33 that score earns a D (under 55). Its site energy use came to 87.9 kBtu per square foot, 6% below the national median of 93.5 for a similar property. Its greenhouse gas emissions were about 11,074 metric tons of CO2e (7.8 kg per square foot).
- ENERGY STAR score (2024)
- 54 of 100
- Grade this score earns (Local Law 33)
- D (under 55)
- Property type (Portfolio Manager)
- Office
- Site energy use intensity
- 87.9 kBtu/SF
- National median for the type
- 93.5 kBtu/SF
- Greenhouse gas emissions
- 11,074 t CO2e
- Emissions per SF
- 7.8 kg CO2e
- Floor area in the filing
- 1,420,558 SF
ENERGY STAR score by year
Energy sources in 2024
Source: NYC Department of Buildings and Mayor's Office of Climate and Environmental Justice, NYC Building Energy and Water Data Disclosure for Local Law 84 (2024 filing), pulled 2026-10-16; grade cutoffs from the Department of Buildings energy grades page. Figures are as the owner filed them in ENERGY STAR Portfolio Manager. The grade is the one the filed score earns under the law's cutoffs; the Department of Buildings assigns the grade a building posts, which can differ.
NYC Department of Buildings permits
Work permits and build-outs
In the 12 months to October 2026, the Department of Buildings issued first permits for 2 jobs at 350 Jay Street. In the last two years, interior work was permitted on 4 floors (floors 1, 4, 13 and 14 and the penthouse). The newest build-out, on floor 1, was first permitted in June 2026 (construction; filed cost estimate $154,000).
- New jobs, last 12 months
- 2
- Initial permits, last 12 months
- 6
- Newest job first permitted
- October 2026
- Interior build-outs, last 24 months
- 5
- Floors with interior work, last 24 months
- 1, 4, 13 and 14, penthouse
- Facade and sidewalk jobs, last 24 months
- 1
Recent build-outs
New jobs by year
Build-outs across Downtown BrooklynWhere NYC offices are being built out
Source: NYC Department of Buildings, DOB NOW: Build Approved Permits, pulled 2026-10-24 (permits issued through 2026-10-22). A job counts once, when its first permit is issued; renewals are not new work. A build-out groups jobs on the same floors first permitted within 120 days of each other. Costs are the estimates filed with the jobs. Jobs filed before DOB NOW (in the older BIS system) are not counted. A permit is approval to do the work; it does not say who the work is for or whether it is finished.
No office space listed in Downtown Brooklyn yet
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Before you sign
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Questions about 350 Jay Street
How big is 350 Jay Street?
350 Jay Street has about 1.4 million square feet of floor area in total, including 815,000 square feet of office, according to NYC PLUTO 26v2. These are the city's estimates for the whole building, not space that is available.
When was 350 Jay Street built?
City records list 1997 as the year built. The building is 32 floors tall.
What other addresses does 350 Jay Street have?
City records list 333-335 Adams Street and 340-350 Jay Street on the same tax lot (BBL 3001407501) as 350 Jay Street. A space listed on Leasemark at any of these addresses shows up on this page.
What is the ZIP code of 350 Jay Street?
350 Jay Street is in ZIP code 11201, according to the city's tax lot records (NYC PLUTO 26v2) and the Department of Finance's assessment roll. The full mailing address is 350 Jay Street, Brooklyn, NY 11201, in Downtown Brooklyn.
What is the zoning at 350 Jay Street?
The lot is in the C5-4 zoning district. PLUTO lists a built floor area ratio (FAR) of 11.13 and a maximum commercial FAR of 10 for this lot.
What subway station is closest to 350 Jay Street?
The closest subway station to 350 Jay Street is Jay St-MetroTech (the A, C, F and R trains), about 550 feet away in a straight line, roughly 2 minutes on foot. The MTA lists it as an accessible station. Also nearby: Borough Hall (the 2, 3, 4, 5 and R trains, connected to Court St), 2 min walk; Hoyt St (the 2 and 3 trains), 5 min walk. Walking times are straight-line estimates; the street route is longer.
Who owns 350 Jay Street?
350 Jay Street is a condominium of 5 tax lots with 4 owners of record, none holding half of its market value. That is from the NYC Department of Finance's 2026/27 assessment roll (BBL 3001407501). Deeds and mortgages for each unit are public in ACRIS, the city's property records system.
What is the energy grade of 350 Jay Street?
350 Jay Street reported an ENERGY STAR score of 54 for calendar year 2024 in its Local Law 84 benchmarking filing. Under Local Law 33, as amended by Local Law 95 of 2019, a score of 85 or higher earns an A, 70 to 84 a B, 55 to 69 a C and under 55 a D, so 54 earns a D. The Department of Buildings assigns the grade a building posts, so the posted label can differ if a filing was corrected. Its site energy use came to 87.9 kBtu per square foot, 6% below the national median of 93.5 for a similar property. Its greenhouse gas emissions were about 11,074 metric tons of CO2e (7.8 kg per square foot).
Is there construction at 350 Jay Street?
In the 12 months to October 2026, the Department of Buildings issued first permits for 2 jobs at 350 Jay Street. In the last two years, interior work was permitted on 4 floors (floors 1, 4, 13 and 14 and the penthouse). The newest build-out, on floor 1, was first permitted in June 2026 (construction; filed cost estimate $154,000). These are the Department of Buildings' DOB NOW work permits for tax lot 3001407501. A permit is approval to do the work; it does not say who the work is for or whether it is finished.
What are the property taxes at 350 Jay Street?
The Department of Finance's 2026/27 assessment roll lists exemptions covering the whole taxable value of 350 Jay Street (the sum of its 5 condominium tax lots), so there is no property tax on the roll to estimate. That is common for government, nonprofit and payment-in-lieu-of-taxes (PILOT) properties. The city's property tax records for BBL 3001407501 show what is actually billed.
What is the assessed value of 350 Jay Street?
For tax year 2026/27, the NYC Department of Finance puts the market value of 350 Jay Street at $357.5 million ($44.7 million of it land) and its assessed value at $160.9 million, the 45% of market value the city assesses for Class 4 property. The city's market value rose 11% from 2022/23 ($321.6 million) to 2026/27.
Are there vacant storefronts at 350 Jay Street?
Owners registered 6 storefronts at 350 Jay Street for December 31, 2025, the newest annual filing the city has published, and none stood vacant that day. These are the owners' filings with the Department of Finance under Local Law 157, so a storefront may have come free since. Owners and brokers can list a storefront on Leasemark for free.
Is there office space for lease at 350 Jay Street?
No space at 350 Jay Street is listed on Leasemark right now. Owners and brokers can list space here for free, and tenants can post a requirement to be matched when space opens up.
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