Leiria is one of the 22 multi-member constituencies of the Assembly of the Republic, the national legislature of Portugal. The constituency was established in 1976 when the Assembly of the Republic was established by the constitution following the restoration of democracy. It is conterminous with the district of Leiria. The constituency currently elects ten of the 230 members of the Assembly of the Republic using the closed party-list proportional representation electoral system. At the 2025 legislative election it had 411,995 registered electors.

Electoral system Leiria currently elects ten of the 230 members of the Assembly of the Republic using the closed party-list proportional representation electoral system. Seats are allocated using the D'Hondt method.

Election results Summary

Election Unitary DemocratsCDU / APU / PCP Left BlocBE / UDP LIVREL SocialistsPS / FRS People Animals NaturePAN Democratic RenewalPRD Social DemocratsPSD / PàF / AD / PPD LiberalsIL CDS – People'sCDS–PP / CDS ChegaCH / PPV/CDC / PPV colspan=3 colspan=3 colspan=3 colspan=3 colspan=3 colspan=3 colspan=3 colspan=3 colspan=3 colspan=3 Votes % Seats Votes % Seats Votes % Seats Votes % Seats Votes % Seats Votes % Seats Votes % Seats Votes % Seats Votes % Seats Votes % Seats2025 5,471 2.13% 0 5,100 1.98% 0 9,299 3.62% 0 50,329 19.59% 2 3,104 1.21% 0 98,249 38.24% 5 15,971 6.22% 0 61,180 23.81% 32024 6,625 2.50% 0 11,748 4.43% 0 7,212 2.72% 0 61,561 23.23% 3 4,655 1.76% 0 96,231 36.32% 5 15,498 5.85% 0 53,820 20.31% 22022 7,340 3.20% 0 10,709 4.67% 0 2,469 1.08% 0 84,253 36.74% 5 3,090 1.35% 0 81,827 35.68% 4 12,400 5.41% 0 4,834 2.11% 0 18,918 8.25% 12019 9,434 4.58% 0 20,572 9.99% 1 2,017 0.98% 0 68,067 33.04% 4 6,313 3.06% 0 73,311 35.59% 5 2,023 0.98% 0 11,616 5.64% 0 3,259 1.58% 02015 12,070 5.35% 0 22,946 10.17% 1 1,780 0.79% 0 58,878 26.10% 3 2,884 1.28% 0 114,829 50.89% 6 2011 12,351 5.23% 0 13,351 5.65% 0 51,518 21.81% 3 3,029 1.28% 0 116,941 49.50% 6 31,821 13.47% 1 551 0.23% 02009 12,643 5.35% 0 23,418 9.92% 1 74,294 31.47% 4 86,195 36.51% 4 30,980 13.12% 1 632 0.27% 02005 11,423 4.75% 0 13,788 5.74% 0 88,623 36.89% 4 99,244 41.31% 5 22,043 9.17% 1 2002 9,801 4.20% 0 5,289 2.27% 0 70,339 30.15% 3 121,140 51.93% 6 23,460 10.06% 1 1999 12,357 5.42% 0 3,848 1.69% 0 85,593 37.57% 4 99,192 43.54% 5 23,099 10.14% 1 1995 11,087 4.64% 0 1,126 0.47% 0 89,771 37.54% 4 105,969 44.32% 5 27,863 11.65% 1 1991 10,742 4.58% 0 55,442 23.65% 3 1,478 0.63% 0 147,279 62.82% 7 11,527 4.92% 0 1987 14,312 6.07% 0 1,297 0.55% 0 45,277 19.21% 2 7,308 3.10% 0 146,879 62.32% 9 14,608 6.20% 0 1985 19,038 8.14% 1 2,225 0.95% 0 47,181 20.16% 2 36,830 15.74% 2 93,193 39.82% 5 29,332 12.53% 1 1983 22,572 9.77% 1 1,590 0.69% 0 78,041 33.77% 4 84,862 36.72% 4 38,556 16.68% 2 1980 24,460 9.96% 1 2,618 1.07% 0 57,117 23.26% 3 150,353 61.24% 7 1979 27,561 11.19% 1 3,789 1.54% 0 58,955 23.93% 3 142,731 57.93% 7 1976 16,226 7.75% 1 2,136 1.02% 0 69,236 33.07% 4 69,457 33.18% 4 43,213 20.64% 2

(Figures in italics represent alliances.)

Detailed 2020s 2025 Results of the 2025 legislative election held on 18 May 2025:

Party Votes % Seats Democratic Alliance AD 98,249 38.24% 5 Chega CH 61,180 23.81% 3 Socialist Party PS 50,329 19.59% 2 Liberal Initiative IL 15,971 6.22% 0 LIVRE L 9,299 3.62% 0 National Democratic Alternative ADN 5,746 2.24% 0 Unitary Democratic Coalition CDU 5,471 2.13% 0 Left Bloc BE 5,100 1.98% 0 People Animals Nature PAN 3,104 1.21% 0 New Right ND 723 0.28% 0 React, Include, Recycle RIR 587 0.23% 0 Volt Portugal Volt 483 0.19% 0 Ergue-te E 368 0.14% 0 People's Monarchist Party PPM 323 0.13% 0Valid votes 256,933 100.00% 10Blank votes 4,976 1.88% Rejected votes – other 3,165 1.19% Total polled 265,074 64.34% Registered electors 411,995

The following candidates were elected:: Sofia Carreira (AD); Ricardo Carvalho (AD); Eurico Brilhante Dias (PS); Luís Paulo Fernandes (CH); Cristina Vieira Henriques (CH); Margarida Balseiro Lopes (AD); Catarina Louro (PS); (AD); Gabriel Mithá Ribeiro (CH); and João Antunes Santos (AD).

2024 Results of the 2024 legislative election held on 10 March 2024:

Party Votes % Seats Democratic Alliance AD 96,231 36.32% 5 Socialist Party PS 61,561 23.23% 3 Chega CH 53,820 20.31% 2 Liberal Initiative IL 15,498 5.85% 0 Left Bloc BE 11,748 4.43% 0 LIVRE L 7,212 2.72% 0 Unitary Democratic Coalition CDU 6,625 2.50% 0 People Animals Nature PAN 4,655 1.76% 0 National Democratic Alternative ADN 4,555 1.72% 0 React, Include, Recycle RIR 1,136 0.43% 0 New Right ND 739 0.28% 0 Volt Portugal Volt 553 0.21% 0 Ergue-te E 340 0.13% 0 Alternative 21 (Earth Party and Alliance) PT-A 305 0.12% 0Valid votes 264,978 100.00% 10Blank votes 5,094 1.86% Rejected votes – other 3,507 1.28% Total polled 273,579 66.37% Registered electors 412,184

The following candidates were elected: Ana Sofia Antunes (PS); Sofia Carreira (AD); Ricardo Carvalho (AD); Walter Chicharro (PS); Eurico Brilhante Dias (PS); Telmo Faria (AD); Luís Paulo Fernandes (CH); (AD); Gabriel Mithá Ribeiro (CH); and João Antunes Santos (AD).

2022 Results of the 2022 legislative election held on 30 January 2022:

Party Votes % Seats Socialist Party PS 84,253 36.74% 5 Social Democratic Party PSD 81,827 35.68% 4 Chega CH 18,918 8.25% 1 Liberal Initiative IL 12,400 5.41% 0 Left Bloc BE 10,709 4.67% 0 Unitary Democratic Coalition CDU 7,340 3.20% 0 CDS – People's Party CDS–PP 4,834 2.11% 0 People Animals Nature PAN 3,090 1.35% 0 LIVRE L 2,469 1.08% 0 React, Include, Recycle RIR 1,199 0.52% 0 National Democratic Alternative ADN 783 0.34% 0 We, the Citizens! NC 376 0.16% 0 Earth Party PT 355 0.15% 0 Socialist Alternative Movement MAS 265 0.12% 0 Volt Portugal Volt 209 0.09% 0 Ergue-te E 173 0.08% 0 Portuguese Labour Party PTP 137 0.06% 0Valid votes 229,337 100.00% 10Blank votes 3,801 1.61% Rejected votes – other 2,690 1.14% Total polled 235,828 57.09% Registered electors 413,063

The following candidates were elected: Catarina Sarmento e Castro (PS); Eurico Brilhante Dias (PS); Salvador Formiga (PS); João Marques (PSD); (PSD); Paulo Mota Pinto (PSD); Gabriel Mithá Ribeiro (CH); António Sales (PS); Olga Silvestre (PSD); and Sara Velez (PS).

2010s 2019 Results of the 2019 legislative election held on 6 October 2019:

Party Votes % Seats Social Democratic Party PSD 73,311 35.59% 5 Socialist Party PS 68,067 33.04% 4 Left Bloc BE 20,572 9.99% 1 CDS – People's Party CDS–PP 11,616 5.64% 0 Unitary Democratic Coalition CDU 9,434 4.58% 0 People Animals Nature PAN 6,313 3.06% 0 Chega CH 3,259 1.58% 0 Alliance A 2,118 1.03% 0 Liberal Initiative IL 2,023 0.98% 0 LIVRE L 2,017 0.98% 0 React, Include, Recycle RIR 1,615 0.78% 0 Portuguese Workers' Communist Party PCTP 1,595 0.77% 0 Earth Party PT 636 0.31% 0 National Renewal Party PNR 610 0.30% 0 We, the Citizens! NC 574 0.28% 0 Democratic Republican Party PDR 537 0.26% 0 People's Monarchist Party PPM 477 0.23% 0 United Party of Retirees and Pensioners PURP 477 0.23% 0 Portuguese Labour Party PTP 373 0.18% 0 Together for the People JPP 213 0.10% 0 Socialist Alternative Movement MAS 164 0.08% 0Valid votes 206,001 100.00% 10Blank votes 8,000 3.65% Rejected votes – other 4,995 2.28% Total polled 218,996 53.82% Registered electors 406,906

The following candidates were elected: Raul Miguel de Castro (PS); Margarida Balseiro Lopes (PSD); João Marques (PSD); (PSD); Elza Pais (PS); João Paulo Pedrosa (PS); Pedro Roque (PSD); António Sales (PS); Olga Silvestre (PSD); and Ricardo Vicente (BE).

2015 Results of the 2015 legislative election held on 4 October 2015:

Party Votes % Seats Portugal Ahead PàF 114,829 50.89% 6 Socialist Party PS 58,878 26.10% 3 Left Bloc BE 22,946 10.17% 1 Unitary Democratic Coalition CDU 12,070 5.35% 0 Democratic Republican Party PDR 4,046 1.79% 0 People Animals Nature PAN 2,884 1.28% 0 Portuguese Workers' Communist Party PCTP 2,493 1.10% 0 LIVRE L 1,780 0.79% 0 The Earth Party Movement MPT 1,186 0.53% 0 National Renewal Party PNR 1,079 0.48% 0 ACT! (Portuguese Labour Partyand Socialist Alternative Movement) AGIR 914 0.41% 0 We, the Citizens! NC 831 0.37% 0 People's Monarchist Party PPM 706 0.31% 0 United Party of Retirees and Pensioners PURP 616 0.27% 0 Together for the People JPP 369 0.16% 0Valid votes 225,627 100.00% 10Blank votes 6,883 2.90% Rejected votes – other 4,679 1.97% Total polled 237,189 56.14% Registered electors 422,474

The following candidates were elected: Assunção Cristas (PàF); Feliciano Barreiras Duarte (PàF); Margarida Balseiro Lopes (PàF); Margarida Marques (PS); José Miguel Medeiros (PS); Teresa Morais (PàF); Pedro Pimpão (PàF); António Sales (PS); José António Silva (PàF); and Heitor de Sousa (BE).

2011 Results of the 2011 legislative election held on 5 June 2011:

Party Votes % Seats Social Democratic Party PSD 116,941 49.50% 6 Socialist Party PS 51,518 21.81% 3 CDS – People's Party CDS–PP 31,821 13.47% 1 Left Bloc BE 13,351 5.65% 0 Unitary Democratic Coalition CDU 12,351 5.23% 0 Party for Animals and Nature PAN 3,029 1.28% 0 Portuguese Workers' Communist Party PCTP 2,502 1.06% 0 Hope for Portugal Movement MEP 1,084 0.46% 0 The Earth Party Movement MPT 977 0.41% 0 Portuguese Labour Party PTP 633 0.27% 0 National Renewal Party PNR 595 0.25% 0 Pro-Life Party PPV 551 0.23% 0 People's Monarchist Party PPM 453 0.19% 0 Workers' Party of Socialist Unity POUS 445 0.19% 0Valid votes 236,251 100.00% 10Blank votes 8,597 3.46% Rejected votes – other 3,906 1.57% Total polled 248,754 58.55% Registered electors 424,870

The following candidates were elected: Assunção Cristas (CDS-PP); Feliciano Barreiras Duarte (PSD); Basílio Horta (PS); Odete João (PS); Fernando Marqués (PSD); Teresa Morais (PSD); João Paulo Pedrosa (PS); Maria Conceição Pereira (PSD); Pedro Pimpão (PSD); and Paulo Batista Santos (PSD).

2000s 2009 Results of the 2009 legislative election held on 27 September 2009:

Party Votes % Seats Social Democratic Party PSD 86,195 36.51% 4 Socialist Party PS 74,294 31.47% 4 CDS – People's Party CDS–PP 30,980 13.12% 1 Left Bloc BE 23,418 9.92% 1 Unitary Democratic Coalition CDU 12,643 5.35% 0 Portuguese Workers' Communist Party PCTP 1,941 0.82% 0 Hope for Portugal Movement MEP 1,194 0.51% 0 Merit and Society Movement MMS 908 0.38% 0 People's Monarchist Party PPM 893 0.38% 0 New Democracy Party ND 749 0.32% 0 Workers' Party of Socialist Unity POUS 667 0.28% 0 The Earth Party Movement and Humanist Party MPT-PH 636 0.27% 0 Pro-Life Party PPV 632 0.27% 0 Portuguese Labour Party PTP 516 0.22% 0 National Renewal Party PNR 437 0.19% 0Valid votes 236,103 100.00% 10Blank votes 6,970 2.82% Rejected votes – other 3,757 1.52% Total polled 246,830 58.60% Registered electors 421,183

The following candidates were elected: Luís Amado (PS); Assunção Cristas (CDS-PP); Odete João (PS); Fernando Marqués (PSD); José Miguel Medeiros (PS); Teresa Morais (PSD); João Paulo Pedrosa (PS); Maria Conceição Pereira (PSD); Paulo Batista Santos (PSD); and Heitor de Sousa (BE).

2005 Results of the 2005 legislative election held on 20 February 2005:

Party Votes % Seats Social Democratic Party PSD 99,244 41.31% 5 Socialist Party PS 88,623 36.89% 4 CDS – People's Party CDS–PP 22,043 9.17% 1 Left Bloc BE 13,788 5.74% 0 Unitary Democratic Coalition CDU 11,423 4.75% 0 New Democracy Party ND 1,867 0.78% 0 Portuguese Workers' Communist Party PCTP 1,485 0.62% 0 Humanist Party PH 747 0.31% 0 Workers' Party of Socialist Unity POUS 574 0.24% 0 National Renewal Party PNR 465 0.19% 0Valid votes 240,259 100.00% 10Blank votes 5,807 2.33% Rejected votes – other 3,118 1.25% Total polled 249,184 64.86% Registered electors 384,186

The following candidates were elected: Luís Pais Antunes (PSD); Teresa Caeiro (CDS=PP); Osvaldo de Castro (PS); Alberto Costa (PS); Mário Santos David (PSD); Feliciano Barreiras Duarte (PSD); Odete João (PS); José Miguel Medeiros (PS); Maria Ofélia Moleiro (PSD); and Carlos Poço (PSD).

2002 Results of the 2002 legislative election held on 17 March 2002: