The Ballot Brief
Milwaukee County, Wisconsin

Wisconsin Assembly District 13

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2 candidates are tracked for Wisconsin Assembly District 13 on the November 3, 2026 ballot: Mike Morgan and Amy Zimmerman. Candidate information follows official Milwaukee County election filings; verify with the official election office linked below.

Mike Morgan (Republican), Amy Zimmerman (Democratic) meet on the November 3 ballot. The seat is open: Robyn Vining filed a notification of noncandidacy, per the Wisconsin Elections Commission. Wisconsin has no runoffs; the August 11 partisan primary set each party's nominee, and unopposed nominees still print. The field is the Wisconsin Elections Commission's certified Candidates on Ballot list for the November 3, 2026 general election (read September 7, 2026). This seat is elected by district; only the district covering your address appears on your ballot.

Mike Morgan

Republican

Mike Morgan served six years on the Wauwatosa Common Council, chairing its Transportation Affairs Committee and Aldermanic Selection Committee, per The Freeman. He has worked in marketing for companies including Harley-Davidson and as a journalist, and previously worked on staff for the Wisconsin State Senate and Milwaukee Common Council. No campaign website or questionnaire response was found as of September 7, 2026.

2026 priorities (per the WUWM candidate voter guide)

Amy Zimmerman

Democratic

Amy Zimmerman is a project manager with more than 15 years of experience across health care technology, utilities and financial services, per her campaign website. She is also a small business co-owner and has led multimillion-dollar initiatives and community volunteer projects in the Brookfield area.

2026 priorities (per the WUWM candidate voter guide)

Source: candidate campaign site, roster verified 2026-09-07.

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Candidate roster from official Milwaukee County Supervisor of Elections filings, last verified 2026-09-07. Bios and priorities carry their attribution inline.
Cross-check with the official Wisconsin election office, or see the full Milwaukee County sample ballot and your exact ballot by address.