Office condominium · Murray Hill, Manhattan
673 First Avenue
673 First Avenue is a 13-floor office condominium in Murray Hill, Manhattan, built in 1928, with about 330,000 square feet of office space according to city records.
- Office space
- 330K SF
- Floors
- 13
- Year built
- 1928
- Listed on Leasemark
- 0
No space at 673 First Avenue 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 condominium (city class RB)
- Total floor area
- 356,238 SF
- Commercial floor area
- 356,238 SF
- Office
- 330,353 SF
- Height
- 13 floors
- Year built
- 1928
- Lot area
- 34,562 SF
- Zoning district
- C1-9
- Built FAR
- 10.31
- Max commercial FAR
- 2
- Tax lot (BBL)
- 1009447502
- ZIP code
- 10016
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 673 First Avenue
How big is 673 First Avenue?
673 First Avenue has about 356,000 square feet of floor area in total, including 330,000 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 673 First Avenue built?
City records list 1928 as the year built. The building is 13 floors tall.
What is the zoning at 673 First Avenue?
The lot is in the C1-9 zoning district. PLUTO lists a built floor area ratio (FAR) of 10.31 and a maximum commercial FAR of 2 for this lot.
Is there office space for lease at 673 First Avenue?
No space at 673 First Avenue 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