2 candidates are tracked for Massachusetts House, 31st Middlesex District on the November 3, 2026 ballot: Michael Seamus Day and Stephen G. Ternullo. Candidate information follows official Middlesex County election filings; verify with the official election office linked below.
Michael Seamus Day (Democratic), Stephen G. Ternullo (Republican) are on the November 3 ballot for Massachusetts House, 31st Middlesex District; Michael Seamus Day is the sitting member, per the Massachusetts House of Representatives's official member directory (malegislature.gov). Nominees were chosen at the September 1, 2026 primary or, where only one candidate qualified for a party, print unopposed; Massachusetts elects this seat by plurality vote. Unenrolled and third-party candidates who qualify by nomination paper are not reflected in primary results and are not yet available from a certified source; check the Secretary of the Commonwealth's November list once published. This seat is elected by district; only the district covering your address appears on your 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.
This race. Elected by district: only voters who live in the district see this race on their ballot. The sitting officeholder, Michael Seamus Day, is on the ballot.
Massachusetts › Middlesex County › Massachusetts House, 31st Middlesex District
Democratic Incumbent
Michael Seamus Day is the Democratic nominee for the 31st Middlesex District. He is the incumbent representative for the district, per the Massachusetts Legislature's official member directory. No campaign website was found as of September 11, 2026.
Republican
Per the campaign site.
Stephen G. Ternullo is the Republican nominee for the 31st Middlesex District. He is a U.S. Army veteran and building trades professional specializing in educational facility oversight and maintenance, and serves on the Stoneham Veterans Committee and as Quartermaster of VFW Post 620, according to his campaign website.
Who is running for Massachusetts House, 31st Middlesex District in 2026?
2 candidates are tracked for Massachusetts House, 31st Middlesex District on the November 3, 2026 ballot: Michael Seamus Day and Stephen G. Ternullo. Candidate information follows official Middlesex County election filings; verify with the official election office linked below.
When is the Massachusetts House, 31st Middlesex District election in Massachusetts?
Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Massachusetts are on the Massachusetts election hub at theballotbrief.com.
How do I see my exact Middlesex 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 Middlesex County and state election office filings, last verified September 29, 2026. Bios and priorities carry their attribution inline.
Cross-check with the official Massachusetts election office, or see the full Middlesex County sample ballot and your exact ballot by address.
59 tracked races in Middlesex County, Massachusetts. Landed here from another county's search? Look up your own ballot below.