Morena holds a narrow lead in trader pricing for the 2027 Yucatán Congress election winner, reflecting its current 17-seat majority in the 35-member LXIV Legislature and alignment with the state governorship. The party secured that edge in the 2024 vote through strong performance in single-member districts, later adjusted by electoral tribunal rulings that boosted PAN representation. With candidate selection processes now underway for both Morena and opposition parties ahead of the June 2027 contest, recent legislative sessions have focused on budget and policy coordination rather than major realignments. PAN remains the primary challenger with established municipal strength, while smaller parties such as PRI, PVEM, MC, and PT trail further back. The tight implied probabilities underscore how local turnout patterns, coalition dynamics, and any shifts in federal-state relations could still widen or close gaps before the next balloting.