2 candidates are tracked for Michigan Senate District 12 on the November 3, 2026 ballot: Kevin Hertel and John Goldwater. Candidate information follows official St. Clair County election filings; verify with the official election office linked below.
The 12th District covers parts of Macomb, St. Clair and Wayne counties, per the Michigan Secretary of State's official results. Incumbent Democrat Kevin Hertel is seeking re-election; he first won the seat in 2022 by a third of a percentage point over Republican Pamela Hornberger (now the 63rd House District nominee), per news coverage. This contest is on the November 3, 2026 ballot.
State legislator. State legislators write and vote on state laws and the state budget, which fund schools, roads, prisons, universities and health programs, and set the rules for local governments and elections. Each member represents one district and serves on committees that shape bills before a floor vote. Terms are two years in most state houses and four in most state senates.
Michigan › St. Clair County › Michigan Senate District 12
Democratic
Per the campaign site.
Kevin Hertel is the incumbent state senator for the 12th District who previously worked for Blue Cross Blue Shield of Michigan as a legislative analyst and special assistant to the company's president, per the Michigan Secretary of State's official results.
Republican
Per the campaign materials per WebSearch aggregation.
John Goldwater is an oil and gas entrepreneur and small businessman from New Baltimore, per his campaign website. He says he holds degrees in business management and economics from Northwood University and has not held elected office.
Who is running for Michigan Senate District 12 in 2026?
2 candidates are tracked for Michigan Senate District 12 on the November 3, 2026 ballot: Kevin Hertel and John Goldwater. Candidate information follows official St. Clair County election filings; verify with the official election office linked below.
When is the Michigan Senate District 12 election in Michigan?
Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Michigan are on the Michigan election hub at theballotbrief.com.
How do I see my exact St. Clair County ballot?
Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.
Candidate roster from official St. Clair County and state election office filings, last verified October 1, 2026. Bios and priorities carry their attribution inline.
Cross-check with the official Michigan election office, or see the full St. Clair County sample ballot and your exact ballot by address.
37 tracked races in St. Clair County, Michigan. Landed here from another county's search? Look up your own ballot below.