Brendan Reilly

Running for this seat

• Filed with the election office: Chicago Board of Election Commissioners, October 30, 2026

How we list candidates.

Background

Chicago alderperson, 42nd Ward

Has represented the 42nd Ward, covering Downtown and River North, since 2007. Ran for Cook County Board President in the 2026 primary and lost to incumbent Toni Preckwinkle.

Holds this office now.

Left–right placement

Slightly left, from the giving patterns of their campaign donors (DIME campaign-finance score, Stanford). Based on the 606 donors to their 2016 campaign for other. DIME doesn't name donors: it places each one by everyone they give to, then places the candidate by their donors Source

Links

• Campaign site

Sources

• chicago.gov/city/en/about/wards/42.html
• blockclubchicago.org/2026/10/30/42nd-ward-alderman-brendan-reilly-face
• chicagopolitics.org/elections/2027/ward/42