Basis of computing area and maximum lot coverage.
Columbus City Codes § 3332.18
in effect3332.18 - Basis of computing area and maximum lot coverage.
Area shall be computed based on the following guidelines:
A. That portion of a corner lot in excess of seventy-two hundred (7,200) square feet and most distant from the intersecting street abutting the longest dimension of such corner lot shall be considered as an interior lot.
B. A lot shall be deemed to extend to the center of any alley adjoining the rear lot line or side lot line of such lot. A lot adjoining alleys on more than one (1) side shall be deemed to extend to the center of only one (1) such alley.
C. No dwelling hereafter erected shall occupy alone or together with any other building or roofed structure greater than fifty (50) percent of the lot area; nor shall any manufactured home hereafter erected occupy alone or together with any building or roofed structure greater than fifty (50) percent of the lot area.
D. A multiple-dwelling development, as defined in Chapter 3303, C.C., shall be allowed only in an R-4 area district and shall be on a single lot of twenty thousand (20,000) square feet or more in area and under one (1) control. The required minimum lot area per dwelling unit may be calculated utilizing the area of the entire development, including community open spaces, parking spaces, and drives other than public streets, which are within the same lot and accessible to all occupants of the entire development, as well as the private individual space accessible directly to an individual building, but excluding any area dedicated to an individual building, but excluding any area dedicated for public purposes. All street and alley arrangements shall be subject to approval by the building services administrator after consultation with the director of public service and/or their designee.
E. No yard or other open space provided for any building for the purpose of complying with the provisions of these regulations shall again be considered as the yard or other open space for any other building; nor shall any yard or other open space provided for any manufactured home for such purpose again be considered as the yard or other open space for any other manufactured home or building.
Fronting
(Ord. 1048-88; Ord. 1909-01 § 1 (part); Ord. No. 0128-2009, § 1, 2-9-2009; Ord. No. 0455-2010, § 46, 4-5-2010; Ord. No. 1871-2023, § 1, 7-31-2023; Ord. No. 2526-2025, § 1, 11-24-2025)
Source: City of Columbus, City Codes and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/oh/columbus/codes/code_of_ordinances?nodeId=TIT33ZOCO_CH3332REDI_3332.18BACOARMALOCOFetched: 10/27/2026