Virginia’s legislature has approved a new congressional redistricting measure that is expected to alter the political balance in several closely contested districts and could improve Democratic chances of regaining control of the US House of Representatives in the 2026 elections.

The measure, passed after extended debate in the state assembly, redraws district boundaries to reflect updated population data and shifting demographic patterns.

Supporters of the plan argue that the revised map more accurately represents population changes identified in the most recent census cycle, while also improving electoral competitiveness in several regions.

Under the new configuration, analysts expect certain suburban districts—previously considered competitive or leaning Republican—to become more favourable to Democratic candidates.

These changes could play a significant role in determining the overall balance of power in the House, where control often hinges on a relatively small number of swing seats.

Republican lawmakers opposed the measure, arguing that it was designed to advantage one party and would reduce electoral competitiveness in some areas.

They have signalled that legal and procedural challenges could follow, depending on how the new maps are implemented ahead of the next election cycle.

Democratic leaders, meanwhile, have described the redistricting effort as a necessary adjustment to ensure fair representation, emphasising shifts in population density and urban growth as key factors behind the changes.

The development comes amid a broader national focus on redistricting battles across multiple states, as both major parties seek to secure advantages in closely divided congressional contests that will shape legislative control in Washington.