23-21 - Floor Area Regulations for R1 Through R5 Districts LAST AMENDED 12/5/2024 R1 R2 R3 R4 R5 In the districts indicated, the maximum #residential# #floor area ratio# shall be as set forth in the following table. Separate maximum #residential# #floor area ratios# are set forth for standard #zoning lots# and #zoning lots# that are #qualifying residential sites#. MAXIMUM FLOOR AREA RATIO FOR R1-R5 DISTRICTS District Standard #zoning lots# #Qualifying residential sites# R1-2A R1-1 R1- 0.751 1.00 2 R2A R2 R3A R3X R3-1 R3-2 R2X 1.00 1.00 R4A R4B R4 1.00 1.50 R4-1 R5A R5B R5 1.50 2.00 R5D 2.00 2.00 1 For standard #zoning lots# with a #lot area# of 4,000 square feet or more, the maximum #residential# #floor area# associated with any single #dwelling unit# shall not exceed an equivalent #floor area ratio# of 0.60.