Democratic runoff decides Texas special election for vacant congressional seat, shrinking Republican House majority to razor-thin margin of control.

Voters in Texas’ 18th Congressional District headed to the polls on Saturday to decide who will represent one of Houston’s most historic seats in Congress. The race drew attention because the seat has been vacant for nearly a year following the death of former Houston mayor and U.

Saturday is the last day for CD18 voters to cast their ballot and decide between Former Houston City Councilwoman Amanda Edwards and former Harris County Attorney Christian Menefee.

Harris County Attorney Christian Menefee and Amanda Edwards, a former Houston City Council member, are competing in a runoff election for Texas’s 18th Congressional District, a safely Democratic seat left vacant by Representative Sylvester Turner’s death in March 2025.

Christian Menefee and Amanda Edwards are competing in a special election runoff Saturday to complete the term of late U.S. Rep. Sylvester Turner, who died last March.