• Codes
  • Features
    UpCodes Web UpCodes AI
  • Pricing
  • Sign Up
  • Log in
Log in
Sign Up
  • Code Library
  • Features
  • Pricing
  • About
  • Contact
  • Terms
  • Privacy
// CODE SNIPPET

23-22 Maximum Number of Dwelling Units

NYC Zoning Resolution > II Residence District Regulations > 3 Residential Bulk Regulations in Residence Districts > 23-20 Density Regulations > 23-22 Maximum Number of Dwelling Units
JUMP TO FULL CODE CHAPTER
(3/22/16)

R1 R2 R3 R4 R5 R6 R7 R8 R9 R10

In all districts, as indicated, the maximum number of #dwelling units# shall equal the maximum #residential floor area# permitted on the #zoning lot# divided by the applicable factor in the following table. In R1 through R5 Districts, any #dwelling unit# shall be occupied by only one #family#. Fractions equal to or greater than three-quarters resulting from this calculation shall be considered to be one #dwelling unit#.

For the purposes of this Section, where a #floor area ratio# is determined pursuant to Section 23-151 (Basic regulations for R6 through R9 Districts), notwithstanding the #height factor# of the #zoning lot#, the maximum #residential floor area ratio# shall be 2.43 in an R6 District within 100 feet of a #wide street#, 3.44 in an R7 District and 6.02 in an R8 District. In an R6 District beyond 100 feet of a #wide street#, the maximum #residential floor area ratio# shall be as specified in Section 23-151, or 2.2, whichever is greater.

For #affordable independent residences for seniors#, there shall be no applicable #dwelling unit# factor.

For #zoning lots# with #buildings# containing multiple #uses# or multiple #buildings# with different #uses#, special provisions are set forth in Section 23-24 (Special Provisions for Buildings Containing Multiple Uses) to determine the maximum number of #dwelling units# permitted.

FACTOR FOR DETERMINING MAXIMUM NUMBER
OF DWELLING UNITS
District Factor for
#Dwelling Units#
R1-1

R1-2

R2, R2A

R2X

R3-1 R3-2*

R3A

R3-2 R4 R4-1 R4B

R3X

R4A

R4** R5** R5B

R5, R5D

R5A

R5B***

R6 R7 R8 R9 R10

























4,750

2,850

1,900

2,900

625

710

870

1,000

1,280

900

760

1,560

1,350

680


























*       for #single-# and #two-family detached# and #semi-detached residences#

**     for #residences# in a #predominantly built-up area#

***   for #zoning lots# with less than 40 feet of #street# frontage and existing on the effective date of establishing such districts on the #zoning maps#
Share URL

Copy and paste the link below into emails, chats or browsers.

Copy

You can also copy or bookmark the link from your browser's address bar.

Related Code Sections


23-22 Residence District Regulations, Maximum Number of Dwelling Units
(3/22/16) R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 In all districts, as indicated, the maximum number of #dwelling units# shall equal the maximum ...
NYC Zoning Resolution > II Residence District Regulations > 3 Residential Bulk Regulations in Residence Districts > 23-20 Density Regulations > 23-22 Maximum Number of Dwelling Units
Appendix 64-A321 Special Regulations Applicable to Certain Areas, Maximum number of dwelling units
(3/22/16) R1   R2   R3   R4   R5   R6 In the districts indicated, the provisions of Section 23-22 (Maximum Number of Dwelling Units) shall ...
NYC Zoning Resolution > VI Special Regulations Applicable to Certain Areas > 4 Special Regulations Applying in Flood Hazard Areas > A Special Regulations for Neighborhood Recovery > 64-A30 Special Bulk Regulations for the Reconstruction of Buildings Existing on October 28, 2012 > 64-A32 Special Regulations for Maximum Number of Dwelling Units and Minimum Size of Dwelling Units > 64-A321 Maximum number of dwelling units
77-25 Administration, Density Requirements
units# or #rooming units# permitted on the #zoning lot# shall equal the sum of the maximum number of #dwelling units# or #rooming units# permitted ...
NYC Zoning Resolution > VII Administration > 7 Special Provisions for Zoning Lots Divided by District Boundaries > 77-20 Bulk Regulations > 77-25 Density Requirements
113-52 Special Purpose Disctricts, Density Regulations
(3/22/16) The regulations set forth in Section 23-22 (Maximum Number of Dwelling Units) pertaining to R4-1 Districts shall apply.  ...
NYC Zoning Resolution > XI Special Purpose Disctricts > 3 Special Ocean Parkway District -- (OP) > 113-50 The Subdistrict > 113-52 Density Regulations
15-111 General Provisions, Number of permitted dwelling units
(3/22/16) The maximum number of #dwelling units# permitted shall be determined in accordance with the applicable district regulations. However ...
NYC Zoning Resolution > I General Provisions > 5 Residential Conversion within Existing Buildings > 15-10 Regulations Governing Residential Conversions Within Existing Buildings in Residential and Commercial Districts, Except C6-2M and C6-4M Districts > 15-11 Bulk Regulations > 15-111 Number of permitted dwelling units
About UpCodes

UpCodes provides an intuitive resource to navigate building regulations.

Codes are organized by jurisdiction to help you understand which regulations apply to your project.


Find Your Codes
COMPANY INFO About Contact Careers Terms Privacy
CATEGORY General New York City New York State California Codes Building Codes Online
PREMIUM Features Pricing Sign Up Log In
CODES IBC 2015 IRC 2015 IPC 2015 California Building Code 2016 Popular Sections

FOLLOW US