The Ballot Brief
Plymouth County, Massachusetts

Plymouth County Commissioner

MassachusettsPlymouth County › Plymouth County Commissioner

4 candidates are tracked for Plymouth County Commissioner on the November 3, 2026 ballot: Sandra M. Wright, Anthony Thomas O'Brien, Sr., Korey Michael Welch and Rhonda L. Nyman. Candidate information follows official Plymouth County election filings; verify with the official election office linked below.

One seat on the three-member commission is up in 2026. Three Republicans competed on September 1 and the nominee meets Democrat Rhonda Nyman of Hanover on November 3, per the certified lists and the Plymouth County Observer. NO RESULT for the Republican contest has been published in any source checked as of September 2, 2026; the Associated Press declared winners only in the Norfolk and Suffolk district attorney contests. All three Republicans are still listed. RE-VERIFY at certification.

Sandra M. Wright

Republican · Incumbent

Sandra M. Wright has been a Plymouth County commissioner since 2011 and chairs the board, per official county meeting records and South Shore News. She says she helped move the county from a $1 million deficit to a $1.5 million surplus with zero debt, per South Shore News.

2026 priorities

Anthony Thomas O'Brien, Sr.

Republican

Anthony Thomas O'Brien Sr. of Pembroke is a Navy veteran who served as a lieutenant commander and a former Plymouth County commissioner from 2009 to 2013, including time as chairman, per the Plymouth County Observer.

2026 priorities

Korey Michael Welch

Republican

Korey Michael Welch is the owner of the real estate brokerage Boom Realty, a mortgage broker, and a former Rockland selectman, per South Shore News.

2026 priorities

Rhonda L. Nyman

Democratic

Rhonda L. Nyman of Hanover is a Hanover Selectboard member and lifelong Plymouth County resident who represented the 5th Plymouth District in the Massachusetts House from 2011 to 2015, per the Patriot Ledger and the Plymouth County Observer. She is the only certified Democrat and advances directly to the November 3 ballot.

2026 priorities

Source: candidate campaign site, roster verified 2026-09-02.

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Candidate roster from official Plymouth County Supervisor of Elections filings, last verified 2026-09-02. Bios and priorities carry their attribution inline.
Cross-check with the official Massachusetts election office, or see the full Plymouth County sample ballot and your exact ballot by address.