Congress for the New Urbanism — Chicago Chapter
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CNU Chicago formed as a sub-chapter of CNU Midwest to give more locality to the movement here in Illinois.
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Open Call — 2026
Reimagine housing density on Chicago's narrow lots. Design a single-stair residential building that fits the city's fabric while expanding what's possible for small-scale infill development.
Overview
The housing crisis in Chicago is real, but so is our opportunity to innovate. Single-stair buildings offer a promising solution, enabling higher density without sacrificing the quality of life that makes our neighborhoods special. As policymakers consider new legislation, this competition will demonstrate what's possible through collaboration, creative design, and community-focused planning.
The typical Chicago lot leaves little room for inefficiencies. Since the Great Chicago Fire of the 19th century, the city has applied some of the strictest stair and egress requirements in the country — pushing developers to combine lots and lock smaller builders out of the market. Single-stair designs, as demonstrated in Baltimore, Austin, Seattle, and New York, allow for smaller, more efficient footprints that better fit Chicago's narrow lots.
Eligibility
Anyone over 18 years of age is eligible to participate. Teams up to 4 people are welcome. All entries are reviewed anonymously — jury members will not know entrant identities until winners are decided. Immediate family members of jury members' design firms are not eligible.
Site & Program
Find a real site in Chicago that matches one of the two lot configurations below. Infill development and land use are critical — be prepared to document why you selected your specific site.
Example single stair massing diagram — 5 stories, lot setbacks shown
Primarily residential. A variety of unit types is encouraged. Elevators may be employed (ASME A17 sizing guideline). Minimum 5% of units must be accessible. Bedrooms must have access to natural light. No parking requirements; car and bike parking at team's discretion.
Deliverables
Arrange all drawing deliverables on 1–3 boards at 24″ × 36″, submitted as PDFs (300 dpi recommended). Include a project name on each board. All plans must include a graphic scale and north arrow. Do not include personal information on any deliverable.
Evaluation
Submissions will be evaluated by a multidisciplinary jury based on the following criteria, with an emphasis on design clarity, originality, and the potential of single-stair housing to shape Chicago’s neighborhoods.
Awards
First, second, and third place winners — plus a Top Student Award if applicable — will be announced at an in-person reception in Chicago. All participants meeting minimum submission standards are invited and required to attend.
Key Dates
Jury
The jury will be made up of professional architects, urban planners, lawmakers, and advocates from Chiacgo as well as national experts on small-scale development, all dedicated to upholding objectivity in their evaluations. Remaining jury member names and bios will be shared closer to the submission date.