The Ballot Brief
Miami County, Ohio

Miami County Commissioner

OhioMiami County › Miami County Commissioner

2 candidates are tracked for Miami County Commissioner on the November 3, 2026 ballot: Ted Mercer and William M. Whitten. Candidate information follows official Miami County election filings; verify with the official election office linked below.

Republican incumbent Ted Mercer, seeking a third term, faces Democratic challenger William M. Whitten on the Nov. 3 ballot for a four-year term beginning Jan. 1, 2027, per the Dayton Daily News. This contest is on the November 3, 2026 ballot.

Ted Mercer

Republican · Incumbent

Ted Mercer is the owner and president of Mercer Group, Inc., a regional athletic field contracting company based in Troy, and brings more than 45 years of business experience to the office, per the Miami County official biography. He is seeking a third term as Miami County commissioner, per the Dayton Daily News. No campaign website or questionnaire response was found as of September 10, 2026; the official election filing is the only verifiable source for Ted Mercer.

2026 priorities (per the Dayton Daily News)

William M. Whitten

Democrat

William M. Whitten has spent more than 40 years in the construction industry as a project manager, superintendent and general foreman for major steel erection contractors, per the Dayton Daily News. A union ironworker since 1979, he has served more than 20 years on the Ironworkers Executive Committee, per the Dayton Daily News. No campaign website or questionnaire response was found as of September 10, 2026; the official election filing is the only verifiable source for William M. Whitten.

2026 priorities (per the Dayton Daily News)

Verify this race
Candidate roster from official Miami County Supervisor of Elections filings, last verified 2026-09-10. Bios and priorities carry their attribution inline.
Cross-check with the official Ohio election office, or see the full Miami County sample ballot and your exact ballot by address.