- Will the National Regeneration Movement (Morena) win the most seats in the 2027 Mexico legislative election?87¢
- Will the National Action Party (PAN) win the most seats in the 2027 Mexico legislative election?4¢
- Will Citizens’ Movement (MC) win the most seats in the 2027 Mexico legislative election?3¢
- Will the Institutional Revolutionary Party (PRI) win the most seats in the 2027 Mexico legislative election?3¢
- Will the Labor Party (PT) win the most seats in the 2027 Mexico legislative election?<1¢
- Will the Ecologist Green Party of Mexico (PVEM) win the most seats in the 2027 Mexico legislative election?<1¢
Morena maintains a commanding lead in trader consensus for the June 2027 Mexican legislative election to renew all 500 Chamber of Deputies seats, driven by its position as the incumbent ruling party under President Claudia Sheinbaum and consistent advantages in national voter preference surveys. Recent polling, including an October 2026 El Financiero survey, shows Morena at 46% support against single-digit figures for PAN, PRI, and MC, reflecting the party's organizational momentum, early candidate coordination for federal districts and governorships, and alliances with PT and PVEM. Opposition parties remain fragmented with limited recent gains, while Morena's public financing edge and territorial strength in most states reinforce the implied probability reflected in current market pricing. The contest remains months away, leaving room for shifts tied to economic conditions or candidate performance.
Rules
A legislative election is scheduled to be held in Mexico on June 6, 2027. This market will resolve according to the political party that wins the greatest number of seats in the Mexican Chamber of Deputies (Cámara de Diputados) as a result of this election. If the results of this election are not known definitively by March 31, 2028, 11:59 PM ET, this market will resolve to "Other". In the event of a tie between multiple parties for the most seats won, this market will resolve in favor of the party that received a greater number of valid votes in this election. In the event that results in a tie, this market will resolve in favor of the party whose listed abbreviation appears first in alphabetical order. This market's resolution will be based solely on the number of seats won by the named party in the Mexican Chamber of Deputies. This market will resolve based on the results of this election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results reported by the Mexican Government, specifically the National Electoral Institute (https://ine.mx/).