The District of Leiria is a district located between the Oeste e Vale do Tejo and Centro regions of Portugal, and divided between the traditional provinces of Beira Litoral and Estremadura. It borders on the north with district of Coimbra, on the east with district of Castelo Branco and with district of Santarém, on the south with district of Lisbon and on the west with the Atlantic Ocean. The district capital is the city of Leiria.

Municipalities

In the current main division of the country, the district is divided into two NUTS of Portugal, the Oeste e Vale do Tejo and the Centro regions, with its municipalities distributed by the Nomenclatures of territorial units for statistical purposes (NUTIII) of the Oeste (which was integrated into the new NUTII created in 2023) and the Leiria region.

Summary of votes and seats won 1976-2022

!rowspan=2|Parties!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S!!%!!S !colspan=2 | 1976 !colspan=2 | 1979 !colspan=2 | 1980 !colspan=2 | 1983 !colspan=2 | 1985 !colspan=2 | 1987 !colspan=2 | 1991 !colspan=2 | 1995 !colspan=2 | 1999 !colspan=2 | 2002 !colspan=2 | 2005 !colspan=2 | 2009 !colspan=2 | 2011 !colspan=2 | 2015 !colspan=2 | 2019 !colspan=2 | 2022 ! Total seats || colspan=12|11 || colspan=20|10 ! colspan="33"|Source: Comissão Nacional de Eleições