The non-competitive nature of the 2026 New Jersey Senate race, with incumbent Democrat Cory Booker facing Republican Justin Murphy in a seat rated safe Democratic by multiple forecasters, has kept trader expectations for total votes cast clustered around 3M–3.4M. Low primary participation—roughly 588,000 Democratic ballots and 247,000 Republican ballots on June 2—signaled limited mobilization, consistent with historical midterm patterns where turnout falls well below the 2024 presidential level. Democratic registration advantages and expanded early and mail voting options through early November could support participation in urban and suburban areas, while recent voter roll reviews and a single October debate have produced no evident surge in enthusiasm or procedural changes likely to shift volumes sharply before Election Day.