C6-4 Zoning in NYC: General central commercial
C6-4 districts are high-density mixed commercial districts covering much of Midtown and Lower Manhattan and downtown Brooklyn. Citywide, 873 tax lots carry a primary C6-4 designation.
On the average C6-4 lot, roughly 23% of the allowed residential floor area is unused — the raw material of a rezoning-era investment thesis. The conversion and large mixed-use arena; residential equivalents run high.
Where C6-4 lots are
FAQ
What is C6-4 zoning in NYC?
C6-4 is one of high-density mixed commercial districts covering much of Midtown and Lower Manhattan and downtown Brooklyn. Across New York City, 873 tax lots carry a primary C6-4 designation.
How built-out are C6-4 lots today?
On average, C6-4 parcels are built to a floor-area ratio of 7.71 against an average maximum residential FAR of 10 — roughly 23% of allowed floor area is unused on the average lot. Individual lots vary widely; check any specific parcel on the free NYRezone map.
Does City of Yes affect C6-4 parcels?
873 C6-4 parcels flag as potentially affected by at least one City of Yes for Housing Opportunity program in NYRezone's screening model. Program applicability is parcel-specific — verify each lot.
Screen every C6-4 parcel free
The NYRezone map scores all 873 C6-4 lots on unused floor area, City of Yes eligibility, and assemblage potential. No login.
Related C6 districts
Parcel figures derive from NYC Department of City Planning PLUTO data as processed by NYRezone. Zoning regulations are summarized for orientation only — always verify specifics in the NYC Zoning Resolution and with the Department of City Planning before acting on any parcel.