Office building · Murray Hill, Manhattan
320 East 43rd Street
320 East 43rd Street is a 11-floor office building in Murray Hill, Manhattan, built in 1967, with about 299,000 square feet of office space according to city records.
- Office space
- 299K SF
- Floors
- 11
- Year built
- 1967
- Listed on Leasemark
- 0
No space at 320 East 43rd 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 O3)
- Total floor area
- 299,094 SF
- Commercial floor area
- 299,094 SF
- Office
- 299,094 SF
- Height
- 11 floors
- Year built
- 1967
- Last major alteration
- 2016
- Lot area
- 40,684 SF
- Zoning district
- C5-2
- Built FAR
- 7.35
- Max commercial FAR
- 10
- Landmark status
- Individual and interior landmark
- Tax lot (BBL)
- 1013350005
- ZIP code
- 10017
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.
Questions about 320 East 43rd Street
How big is 320 East 43rd Street?
320 East 43rd Street has about 299,000 square feet of floor area in total, including 299,000 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 320 East 43rd Street built?
City records list 1967 as the year built, with a major alteration recorded in 2016. The building is 11 floors tall. The lot carries a city landmark designation (individual and interior landmark).
What is the zoning at 320 East 43rd Street?
The lot is in the C5-2 zoning district. PLUTO lists a built floor area ratio (FAR) of 7.35 and a maximum commercial FAR of 10 for this lot.
Is there office space for lease at 320 East 43rd Street?
No space at 320 East 43rd 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.
Murray Hill
Getting there
- 6 at 33 St
- 4 5 6 7 S at Grand Central