The Guatemalan Congress is made up of 160 deputies who are elected by direct universal suffrage to serve four-year terms.

The electoral system is closed party list proportional representation.

Departments are allocated seats based on their population size and they are shown in the table below.

It was replaced with the unicameral Chamber of Representatives (Spanish: Cámara de Representantes), which was in turn reformulated as the National Assembly (Spanish: Asamblea Nacional) in 1879, then the Congress of the Republic in 1945.

[2] During the protests against the budget for 2021 on 21 November 2020, protestors entered the building and set parts of it on fire.