Overview

• The measure would allow additional dwelling units without a zoning change in multi-unit, business and commercial districts, while single-family areas would require ward-level opt-in.
• Construction limits include one ADU per block annually in RS-1 zones, two in RS-2 and three in RS-3, and homeowners must live in the primary detached house to add a unit.
• New coach houses must use workers from approved union apprenticeship programs, winning support from trade unions and the Chicago Federation of Labor.
• Ald. Marty Quinn says he will initially keep his 13th Ward’s residential areas out of the program, while sponsor Bennett Lawson says the deal advances housing options.
• Mayor Brandon Johnson had sought broader citywide access but praised the agreement as progress toward adding affordable units, noting the city needs roughly 100,000 more.