[1] The result ensured Socialist Joaquín Leguina would become the first President of the Community of Madrid,[2][3] though the PSOE showed a willingness in collaborating with the PCE.

[5] Voting for the Assembly was on the basis of universal suffrage, which comprised all nationals over 18 years of age, registered in the Community of Madrid and in full enjoyment of their political rights.

All members of the Assembly of Madrid were elected using the D'Hondt method and a closed list proportional representation, with an electoral threshold of five percent of valid votes—which included blank ballots—being applied regionally.

The highest percentage figure in each polling survey is displayed with its background shaded in the leading party's colour.

[9] Investiture processes to elect the President of the Community of Madrid required for an absolute majority—more than half the votes cast—to be obtained in the first ballot.