Mexico

Senate

Political system: Presidential system
Structure of parliament: Bicameral
IPU membership: Yes

Election results

Data on parliamentary elections, including the background, candidates, voter turnout, results and the formation of the new legislature. By default the latest election results are displayed. Select a date to view results from previous elections.

Background

Election date(s): 01 Jul 2018
Date of dissolution of the outgoing legislature: 31 Aug 2018
Timing of election: Upon normal expiry
Expected date of next elections: 02 Jun 2024
Number of seats at stake: 128
Scope of elections: Full renewal

Voter turnout

Registered voters: 89,250,881
Voters: 56,691,869
Voter turnout: 63.5%

Results

About the election: The National Regeneration Movement (MORENA), founded by former Mexico City Mayor Andrés Manuel López Obrador, became the largest force in both chambers of the Congress, taking 255 seats in the 500-member Chamber of Deputies and 58 seats in the 128-member Senate. The National Action Party (PAN, which nominated Mr. Ricardo Anaya as its presidential candidate) became the second largest force in both chambers. Mr. Obrador (MORENA) won the presidential elections held in parallel with the parliamentary polls, campaigning on anti-corruption and reforms. On 1 December, Mr. Obrador was sworn in as the new President.

The 2018 elections, held for a total of 3,400 posts at different levels of the State, were marred by violence. Over 110 candidates had been murdered since the election process began in September 2017.
Number of parties winning seats: 8
Percentage of seats won by largest party or coalition: 46.1%
Number of parties in government: 8
Names of parties in government: National Regeneration Movement (MORENA), National Action Party (PAN), Institutional Revolutionary Party (PRI), Citizens' Movement (MC), Party of the Democratic Revolution (PRD), Workers’ Party (PT), Ecologist Green Party of Mexico (PVEM), Social Encounter Party (PES)

Parties or coalitions winning seats

Parties or coalitions winning seats
Political group	Total
National Regeneration Movement (MORENA)	59
National Action Party (PAN)	24
Institutional Revolutionary Party (PRI)	15
Citizens' Movement (MC)	7
Workers' Party (PT)	6
Ecologist Green Party of Mexico (PVEM)	6
Democratic Revolutionary Party (PRD)	5
Social Encounter Party (PES)	5
Independents	1

Members elected, by sex

Number of men elected: 65
Number of women elected: 63
Percentage of women elected: 49.2%
Women Directly Elected: 63
Sources: Senate (31.08.2018, 11.10.2018)

AFP

BBC

CNN

https://www.pri.org

New legislature

Total number of men after the election: 65
Total number of women after the election: 63
Percentage of women after the election: 49.2%
First-term parliamentarians: No information available
Percentage of first-term parliamentarians: No information available
Date of the first session: 01 Sep 2018

First Speaker of the new legislature

Personal details for the first Speaker of the new legislature: Martí Batres Guadarrama (Male)
Date of birth: 1967
Political party: National Regeneration Movement (MORENA)
Date of election: 01 Sep 2018