The Democratic primary for Massachusetts’ 8th Congressional District on September 1 features 25-year incumbent Stephen Lynch facing challenger Patrick Roath, with trader consensus assigning Roath a modest edge. Recent momentum for Roath stems from the Boston Teachers Union’s late-May endorsement highlighting education funding gaps and a February poll showing Roath surging ahead once voters receive biographical and policy information. Lynch benefits from established name recognition, fundraising, and a long record on national security and labor issues, while Roath emphasizes generational change and a more progressive stance against the current administration. The race remains competitive due to limited name ID for the challenger and the district’s strong Democratic lean, with further separation likely hinging on upcoming candidate forums, additional endorsements, or shifts in turnout among key voting blocs in Boston and surrounding suburbs. Andrew Zylberfink’s withdrawal has narrowed the field.