Data related to elections to the Assembly of the Community of Madrid 2021
Percentage of postal vote estimated on the electoral census by province and elections.
Units: 

;Municipal Elections 26-05-2019;Elections to Cortes Generales 10-11-2019;Elections to the assembly of the Community of Madrid 04-05-2021;
Total Community of Madrid;3.36;4.38;4.90;
Notes:
Source: National Statistics Institute