The competitive toss-up contest between Republican incumbent Susan Collins and Democratic nominee Troy Jackson has elevated expectations for midterm turnout in Maine, positioning the 700,000–750,000 vote range as the leading outcome. A closely fought Senate race in a state with historically strong voter participation—often exceeding national averages in lower-turnout cycles—combined with high motivation among both parties' bases, supports this bracket over lower or higher ranges. Recent polling showing a tight general election dynamic, following Democratic primary turbulence and convention selection of Jackson, has reinforced trader focus on sustained engagement through early voting and Election Day. Maine's ranked-choice voting system and absence of major structural barriers further align with moderate-to-solid participation levels typical of such battlegrounds.