R4A
Residential R4A
New York City zoning district · 25,850 parcels
R4A is defined as a Residential R4A in New York City. The maximum building height is 26 feet. There are 25,850 parcels classified under this district. R4A is a low-medium-density residential zoning district in New York City permitting one- and two-family housing with a maximum FAR of 0.9. Buildings in R4A districts have a semi-detached and small multifamily character with a general height limit of 35 feet (2 stories). This is a contextual district with height limits and street wall requirements that ensure new buildings match the scale of the existing neighborhood.
A contextual version of R4 for homeowners. R4A allows one- and two-family houses, often semi-detached, but capped lower at 26 feet. FAR (floor-area ratio, total floor space versus lot size) is 0.9. Contextual means new buildings must match the neighborhood's scale and street wall (how the building face lines up along the sidewalk). Keeps detached-house blocks consistent.
Development standards
R4A regulates building height, lot size, setbacks, and lot coverage across 25,850 parcels in New York City.
Frequently asked questions
Code references
Section NYC Zoning Resolution
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