Name Ideology Political position Leader 2019 result Current seats Votes (%) Seats PS Socialist Party Partido Socialista Social democracy Centre-left António Costa 36.3% 108 / 230 108 / 230 PPD/PSD Social Democratic Party[lower-alpha 4][lower-alpha 5] Partido Social Democrata Liberal conservatism Centre-right Rui Rio 27.8% 79 / 230 79 / 230 BE Left Bloc Bloco de Esquerda Democratic socialism Left-wing populism Left-wing to far-left Catarina Martins 9.5% 19 / 230 19 / 230 PCP Portuguese Communist Party Partido Comunista Português Communism Marxism–Leninism Left-wing to far-left Jerónimo de Sousa 6.3% [lower-alpha 1] 10 / 230 10 / 230 PEV Ecologist Party "The Greens" Partido Ecologista "Os Verdes" Eco-socialism Green politics Left-wing Heloísa Apolónia 2 / 230 2 / 230 CDS-PP CDS – People's Party[lower-alpha 4][lower-alpha 5] Centro Democrático e Social – Partido Popular Conservatism Christian democracy Centre-right Francisco Rodrigues dos Santos 4.2% 5 / 230 5 / 230 PAN People Animals Nature Pessoas-Animais-Natureza Animal welfare Environmentalism Centre-left Inês Sousa Real 3.3% 4 / 230 3 / 230 CH Enough! Chega! National conservatism Right-wing populism Right-wing to far-right André Ventura 1.3% 1 / 230 1 / 230 IL Liberal Initiative Iniciativa Liberal Classical liberalism Right-libertarianism Centre-right to right-wing João Cotrim de Figueiredo 1.3% 1 / 230 1 / 230 L FREE LIVRE Eco-socialism Pro-Europeanism Centre-left to left-wing Collective leadership 1.1% 1 / 230 0 / 230 Ind.