The People's Party (PP) obtained the worst result in its history, whereas Citizens (Cs) emerged with a strong third-place position.

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

[2] The 67 members of the Cortes of Aragon were elected using the D'Hondt method and a closed list proportional representation, with an electoral threshold of three percent of valid votes—which included blank ballots—being applied in each constituency.

[1][3][6] The president had the prerogative to dissolve the Cortes of Aragon and call a snap election, provided that no motion of no confidence was in process and that dissolution did not occur before one year had elapsed since the previous one.

[1] The Cortes of Aragon were officially dissolved on 2 April 2019 after the publication of the dissolution decree in the BOA, setting the election date for 26 May and scheduling for the chamber to reconvene on 20 June.

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