Recent special election swings showing Democratic overperformance and generic ballot leads of six to seven points have sustained expectations for solid midterm participation near the upper end of historical ranges. Primary turnout trends in early states, with several meeting or exceeding 30-35% benchmarks, signal stronger mobilization efforts by both parties amid economic concerns and shifting voter coalitions. Educated voters' higher propensity to participate in off-year contests supports elevated totals, while uncertainty over Republican base enthusiasm without a presidential candidate on the ballot and potential moderation of current swings keep 115-125 million vote outcomes closely matched. Remaining primaries, voter registration drives, and any late shifts in approval ratings could widen the range before November.