Pennsylvania › Allegheny County › Pennsylvania House District 42
One candidate is tracked for Pennsylvania House District 42 on the November 3, 2026 ballot: Jen Mazzocco. Candidate information follows official Allegheny County election filings; verify with the official election office linked below.
Jen Mazzocco (Democratic) is the only major-party candidate on the November 3 ballot; Jen Mazzocco is the sitting member, per the General Assembly's roster. Jen Mazzocco was unopposed in the Democratic primary. Pennsylvania nominates by plurality (no runoffs); unopposed nominees still print. The field is the Department of State's official May 19 primary returns (electionreturns.pa.gov) with the Department's post-primary withdrawal listing; independent and minor-party candidates who filed nomination papers are added when the Department of State posts the certified general-election list. This seat is elected by district; only the district covering your address appears on your ballot.
Democratic · Incumbent
Jen Mazzocco is a teacher with a master's degree in teaching secondary English from the University of Pittsburgh. She represents Pennsylvania House District 42 in Allegheny County and serves on the Communications & Technology, Environmental & Natural Resource Protection, Finance, and Transportation committees, per the Pennsylvania General Assembly's website. No campaign website or questionnaire response was found as of September 7, 2026.