Mexico

Change country

Year Electoral
system
family
Electoral
system
for
national
legislature
Number
of
tiers
Legislative
size
(directly
elected)
Legislative
size
(voting
members)
Electoral
system
for
the
president
2021 Mixed MMP 2 500 500 FPTP
2018 Mixed MMP 2 500 500 FPTP
2015 Mixed MMP 2 500 500 FPTP
2012 Mixed MMP 2 500 500 FPTP
2009 Mixed MMP 2 500 500 FPTP
2006 Mixed MMP 2 500 500 FPTP
2003 Mixed MMP 2 500 500 FPTP
2000 Mixed MMP 2 500 500 FPTP
1997 Mixed MMP 2 500 500 FPTP
1994 Mixed Parallel 2 500 500 FPTP
1991 Mixed MMP 2 500 500 FPTP

Disclaimer: Maps presented do not imply on the part of the Institute any judgement on the legal status of any territory or the endorsement of such boundaries, nor does the placement or size of any country or territory reflect the political view of International IDEA. Maps are used in order to add visual clarity to data.