§ 17-5-0400 — Bulk and density standards
Municipal Code of Chicago (2026 S-74, current through Council Journal of June 17, 2026) · Municipal Code of Chicago § 17-5-0400
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17-5-0400 Bulk and density standards.
17-5-0401 General. Bulk and density standards in the M districts vary according to the type of district or applicable bulk designation. Bulk designations are indicated by the numeral following the dash (–) in the district name, as in "M1-2" (M1 dash 2). 17-5-0402 Lot Area. There are no minimum lot area standards in the M districts. 17-5-0403 Lot Frontage. There are no minimum lot frontage standards in the M districts. 17-5-0404 Floor Area Ratio. All development in M districts is subject to the following maximum floor area ratio standards: District | Maximum Floor Area Ratio* Dash 1 | 1.2 Dash 2 | 2.2 Dash 3 | 3.0 (*See Sec. 17-17-0305 for rules governing the measurement of floor area ratio.) 17-5-0405 Setbacks. 17-5-0405-A Front and Side Setbacks. No front setback or side setback is required in M districts, except in the following cases: 1. All industrial parks and business parks within the M1 district must provide a landscaped setback along all property lines that abut public streets. This setback must be at least 10 feet in width. 2. M-zoned lots that are across the street from an R district must provide a setback along the street property line opposite the R district at least equal to the minimum front setback required on the R- zoned lot on the opposite side of the street. Figure 17-5-0405-A2 [image omitted; see the official code] 3. M-zoned lots abutting R-zoned lots with street frontage along the same street must provide a front setback or street side setback at least equal to the minimum front setback required on the abutting R- zoned lot. Figure 17-5-0405-A3 [image omitted; see the official code] 17-5-0405-B Rear Setbacks. No rear setback is required in M districts, except when the rear property line of an M-zoned site abuts the side property line or rear property line of a lot in an R district or is separated from an R district rear property line by an alley, the minimum rear setback on the M-zoned property is 30 feet. (See Sec. 17-17-0307 for rules governing the measurement of rear setbacks.) Figure 17-5-0405-B [image omitted; see the official code] (Added Coun. J. 5-26-04, p. 25275)
