30 parties active in Spain today, biggest at the last election first. Click a card for its history.
Partido Popular
1989–present
Spain's main centre-right party, refounded in 1989 from Alianza Popular. In government 1996-2004 and 2011-2018; the largest party in 2023, but short of a majority.
Partido Socialista Obrero Español
1879–present
Spain's main centre-left party, in government 1982-1996, 2004-2011 and since 2018. In Catalonia it runs as the PSC, counted here with the PSOE.
Vox
2013–present
Right-wing populist party founded by former PP members; in the Congress since April 2019.
Sumar
2023–present
Left-wing alliance led by Yolanda Díaz in 2023 (with Podemos, IU, Más Madrid, the Comuns, Compromís and others), junior partner in the PSOE government. In 2026 most of it is regrouping as the Broad Front (FA), shown in its place in the polls.
Podemos
2014–present
Left-wing party founded in 2014; ran with IU as Unidas Podemos (2016-2019) and inside Sumar in 2023, which it left soon after.
Izquierda Unida
1986–present
Left-wing coalition built around the Communist Party in 1986; inside Unidas Podemos from 2016 and Sumar in 2023.
Más País
2019–present
Green-left party founded in 2019 from Más Madrid; inside Sumar in 2023.
Compromís
2010–present
Valencian left-wing and green coalition.
Esquerra Republicana de Catalunya
1931–present
Left-wing Catalan independence party (in 1977 as Esquerra de Catalunya).
Junts per Catalunya
2020–present
Centre-right Catalan independence party, heir to Convergència (CiU, CDC); its seven seats decided Pedro Sánchez's investiture in 2023.
Euskal Herria Bildu
2012–present
Left-wing Basque independence coalition, successor of Amaiur (2011) and, further back, of Herri Batasuna.
Partido Nacionalista Vasco
1895–present
Centre-right Basque nationalist party (EAJ-PNV), in the Congress in every election since 1977.
Partido Animalista con el Medio Ambiente
2003–present
Animal rights party; over 1% of the vote several times, never a seat.
Bloque Nacionalista Galego
1982–present
Left-wing Galician nationalist party.
Coalición Canaria
1993–present
Centrist Canarian nationalist party, often running with Nueva Canarias or the PNC.
Candidatura d'Unitat Popular
1986–present
Far-left Catalan independence party; stood for the Congress in 2019 and 2023.
Unión del Pueblo Navarro
1979–present
Conservative Navarrese regionalist party; ran with the PP for most of 1991-2008 and in Navarra Suma in 2019.
Geroa Bai
2011–present
Basque nationalist coalition in Navarra, successor of Nafarroa Bai (2004-2011).
Partido Aragonés
1977–present
Centre-right Aragonese regionalist party.
Frente Amplio
2026–present
The Broad Front, the left-wing coalition of Movimiento Sumar, IU, Más Madrid, the Comuns and about ten regional parties for the 29 November 2026 election, led by Ada Colau; Sumar's successor. In the Valencian Community it runs inside Compromís-Front Valencià.
Se Acabó La Fiesta
2024–present
Right-wing populist list founded in 2024, when it won three seats in the European Parliament.
Ciudadanos
2006–present
Liberal party from Catalonia that rose to 57 seats in April 2019 and lost almost all of them that November; it did not stand in 2023.
Partido Regionalista de Cantabria
1978–present
Regionalist party of Cantabria, with one seat in 2019.
Teruel Existe
2019–present
Citizens' platform of the province of Teruel, with one seat in November 2019.
Foro Asturias
2011–present
Asturian regionalist party founded by Francisco Álvarez-Cascos; one seat in 2011.
Chunta Aragonesista
1986–present
Left-wing Aragonese nationalist party; one seat in 2000 and 2004.
Partido Comunista de España
1921–present
The Communist Party, legal again in 1977 under Santiago Carrillo (in Catalonia as the PSUC); inside Izquierda Unida since 1986.
Eusko Alkartasuna
1986–present
Social-democratic Basque nationalist party split from the PNV in 1986; now inside EH Bildu.
Compromís-Front Valencià
2026–present
The joint list of Compromís with the Broad Front and Podemos in Alicante, Castellón and Valencia for the 2026 election, led by Àgueda Micó.
Adelante Andalucía
2021–present
Left-wing Andalusian party; in the 2026 general election in the eight Andalusian provinces.
Unión de Centro Democrático
1977–1983
Adolfo Suárez's centrist coalition that led the transition to democracy and won the 1977 and 1979 elections; collapsed in 1982.
Alianza Popular
1976–1989
Conservative party founded by Manuel Fraga; the main opposition in the 1980s (as AP-PDP and Coalición Popular), refounded as the Partido Popular in 1989.
Convergència i Unió
1978–2015
Jordi Pujol's centre-right Catalan nationalist alliance (CDC and UDC), in the Congress 1979-2011; Convergència then stood as DL (2015) and CDC (2016).
Convergència Democràtica de Catalunya
1974–2016
Jordi Pujol's party, inside CiU from 1978; on its own (as DL and CDC) in 2015 and 2016, then succeeded by the PDeCAT and Junts. In 1977 it ran in the Pacte Democràtic per Catalunya.
Centro Democrático y Social
1982–2006
Adolfo Suárez's party after he left UCD; 19 seats in 1986.
Unión Progreso y Democracia
2007–2020
Centrist party founded by Rosa Díez; five seats in 2011.
Herri Batasuna
1978–2001
Basque separatist coalition close to ETA; banned (as Batasuna) in 2003.
Amaiur
2011–2015
Basque left-wing independence coalition that won seven seats in 2011; succeeded by EH Bildu.
Euskadiko Ezkerra
1977–1993
Basque left-wing nationalist party; merged with the Basque socialists in 1993.
Partido Andalucista
1965–2015
Andalusian nationalist party (until 1984 the Partido Socialista de Andalucía).
Unió Valenciana
1982–2011
Conservative Valencian regionalist party, in the Congress 1986-1996.
Partido Socialista Popular
1968–1978
Enrique Tierno Galván's socialist party (with Unidad Socialista in 1977); merged into the PSOE in 1978.
Unió del Centre i la Democràcia Cristiana de Catalunya
1977–1977
Centrist Catalan list of 1977, led by Unió Democràtica (later inside CiU).
Unión del Pueblo Canario
1979–1986
Left-wing Canarian nationalist coalition; one seat in 1979.
Coalición Galega
1983–1991
Centrist Galician nationalist party; one seat in 1986.
Unión Nacional
1979–1979
Far-right list of 1979 (Fuerza Nueva and others); Blas Piñar won its one seat.
Iniciativa per Catalunya Verds
1987–2019
Catalan eco-socialist party, IU's partner in Catalonia; one seat on its own in 2000.
Others
1977–1986
All the smaller lists together: the 1977-1986 results by province only list the main parties.