Want · Office
Startup seeking furnished sublease
Posted by the tenant · Software
- Where
- Flatiron, Midtown South +1
- Size
- 6,000 to 11,000 SF
- Budget
- to $60/SF
- Move in
- Nov 2026
Furnished
Owners: got a fit?I have a fit
Office building · Financial District, Manhattan
56 Nassau Street
56 Nassau Street is a 27-floor office building in Financial District, Manhattan, built in 1986, with about 554,000 square feet of office space according to city records.
- Office space
- 554K SF
- Floors
- 27
- Year built
- 1986
- Listed on Leasemark
- 0
No space at 56 Nassau Street is listed on Leasemark yet. Own or broker space here? List it free and it is matched against every active requirement the day it goes up, or import a spreadsheet of up to 50 spaces at once.
NYC tax lot records
Building facts
- Building type
- Office building (city class O4)
- Total floor area
- 558,327 SF
- Commercial floor area
- 558,327 SF
- Office
- 553,501 SF
- Retail
- 4,826 SF
- Height
- 27 floors
- Year built
- 1986
- Last major alteration
- 1989
- Lot area
- 23,382 SF
- Zoning district
- C5-5
- Built FAR
- 23.88
- Max commercial FAR
- 15
- Tax lot (BBL)
- 1000670023
- ZIP code
- 10038
Source: NYC Department of City Planning, PLUTO 26v2, pulled 2026-09-26. Floor areas are the city's estimates for the whole building, not available space. Walking times are straight-line estimates.
Office space nearby in Financial District
Looking for office space in Financial District
Tenants and buyers with active requirements here. List a space in 56 Nassau Street and we match you automatically.
Questions about 56 Nassau Street
How big is 56 Nassau Street?
56 Nassau Street has about 558,000 square feet of floor area in total, including 554,000 square feet of office and 5,000 square feet of retail, according to NYC PLUTO 26v2. These are the city's estimates for the whole building, not space that is available.
When was 56 Nassau Street built?
City records list 1986 as the year built, with a major alteration recorded in 1989. The building is 27 floors tall.
What is the zoning at 56 Nassau Street?
The lot is in the C5-5 zoning district. PLUTO lists a built floor area ratio (FAR) of 23.88 and a maximum commercial FAR of 15 for this lot.
Is there office space for lease at 56 Nassau Street?
No space at 56 Nassau 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.
Financial District
Getting there
- 2 3 4 5 at Wall St
- A C J Z at Fulton St
- PATH at World Trade Center