District 12 (Chamber of Deputies of Chile)

District 12 () is one of the 28 multi-member electoral districts of the Chamber of Deputies, the lower house of the National Congress, the national legislature of Chile. The district was created by the 2015 electoral reform and came into being at the following general election in 2017. It consists of the communes of La Florida, La Pintana, Pirque, Puente Alto and San José de Maipo in the region of Santiago. The district currently elects seven of the 155 members of the Chamber of Deputies using the open party-list proportional representation electoral system. At the 2021 general election the district had 889,439 registered electors.

Electoral system District 12 currently elects seven of the 155 members of the Chamber of Deputies using the open party-list proportional representation electoral system. Parties may form electoral pacts with each other to pool their votes and increase their chances of winning seats. However, the number of candidates nominated by an electoral pact may not exceed the maximum number of candidates that a single party may nominate. Seats are allocated using the D'Hondt method.

Election results Summary Election Apruebo DignidadAD / FA Green EcologistsPEV Dignidad AhoraDA New Social PactNPS / NM DemocraticConvergenceCD Chile VamosPodemos / Vamos Party of the PeoplePDG Christian Social FrontFSC 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 % Seats2021 84,734 21.61% 2 24,852 6.34% 0 104,676 26.70% 3 16,214 4.14% 0 84,687 21.60% 2 23,037 5.88% 0 32,808 8.37% 02017 95,767 27.46% 2 80,778 23.16% 2 11,455 3.28% 0 131,894 37.81% 3

Detailed 2021 Results of the 2021 general election held on 21 November 2021:

Party Pact Party PactVotes per commune Totalvotes % Seats Votes % SeatsLaFlorida LaPintana Pirque PuenteAlto SanJosé deMaipo Humanist Party PH rowspan=2 Dignidad Ahora 24,011 17,036 2,091 35,639 1,540 80,317 20.49% 3 104,676 26.70% 3 Equality Party IGUAL 3,162 835 430 19,662 270 24,359 6.21% 0 Comunes COM rowspan=4 Apruebo Dignidad 12,479 2,812 866 11,825 624 28,606 7.30% 1 84,734 21.61% 2 Communist Party of Chile PC 11,779 3,296 465 10,144 477 26,161 6.67% 1 Democratic Revolution RD 8,217 1,311 450 7,465 362 17,805 4.54% 0 Social Convergence CS 6,105 1,023 248 4,611 175 12,162 3.10% 0 National Renewal RN rowspan=3 Chile Podemos + 12,734 3,369 2,413 27,207 1,017 46,740 11.92% 1 84,687 21.60% 2 Independent Democratic Union UDI 25,668 1,190 775 8,431 343 36,407 9.29% 1 Evópoli EVO 683 140 132 542 43 1,540 0.39% 0 Republican Party REP Christian Social Front 12,987 4,328 1,610 13,235 648 32,808 8.37% 0 32,808 8.37% 0 Green Ecologist Party PEV 10,559 2,973 705 10,036 579 24,852 6.34% 0 24,852 6.34% 0 Party of the People PDG 7,199 3,933 490 11,145 270 23,037 5.88% 0 23,037 5.88% 0 Socialist Party of Chile PS rowspan=6 New Social Pact 1,952 400 177 2,081 275 4,885 1.25% 0 16,214 4.14% 0 Christian Democratic Party PDC 1,441 581 96 1,101 69 3,288 0.84% 0 Liberal Party of Chile PL 1,218 339 71 1,084 60 2,772 0.71% 0 Citizens CIU 1,050 354 42 954 44 2,444 0.62% 0 Radical Party of Chile PR 387 613 45 435 32 1,512 0.39% 0 Party for Democracy PPD 529 288 41 442 13 1,313 0.33% 0 United Centre CU United Independents 2,726 1,192 333 3,339 183 7,773 1.98% 0 7,773 1.98% 0 Revolutionary Workers Party PTR 1,497 865 144 2,654 93 5,253 1.34% 0 5,253 1.34% 0 Patriotic Union UPA 1,465 979 114 1,962 75 4,595 1.17% 0 4,595 1.17% 0 Progressive Party PRO 1,134 505 80 1,669 46 3,434 0.88% 0 3,434 0.88% 0Valid votes 148,982 48,362 11,818 175,663 7,238 392,063 100.00% 7 392,063 100.00% 7Blank votes 6,211 3,548 600 7,512 424 18,295 4.26% Rejected votes – other 6,127 3,629 438 8,606 414 19,214 4.47% Total polled 161,320 55,539 12,856 191,781 8,076 429,572 48.30% Registered electors 308,805 137,994 23,505 403,129 16,006 889,439 Turnout 52.24% 40.25% 54.69% 47.57% 50.46% 48.30%

The following candidates were elected: Mónica Arce (PH), 981 votes; Álvaro Carter (UDI), 31,096 votes; Ana María Gazmuri (COM), 28,606 votes; Pamela Jiles (PH), 77,593 votes; Ximena Ossandón (RN), 40,931 votes; Hernán Palma (PH), 940 votes; and Daniela Serrano (PC), 14,776 votes.

2017 Results of the 2017 general election held on 19 November 2017:

Party Pact Party PactVotes per commune Totalvotes % Seats Votes % SeatsLaFlorida LaPintana Pirque PuenteAlto SanJosé deMaipo National Renewal RN rowspan=2 Chile Vamos 24,954 9,225 4,427 54,606 2,121 95,333 27.33% 2 131,894 37.81% 3 Independent Democratic Union UDI 27,157 2,488 536 6,055 325 36,561 10.48% 1 Humanist Party PH rowspan=4 Broad Front 21,249 5,634 727 20,872 1,017 49,499 14.19% 1 95,767 27.46% 2 Democratic Revolution RD 13,259 2,400 515 14,892 369 31,435 9.01% 1 Citizen Power PODER 3,669 2,483 122 4,551 144 10,969 3.14% 0 Equality Party IGUAL 1,846 552 35 1,397 34 3,864 1.11% 0 Communist Party of Chile PC rowspan=4 Nueva Mayoría 25,403 7,663 772 19,292 993 54,123 15.52% 2 80,778 23.16% 2 Socialist Party of Chile PS 5,692 3,202 342 7,914 544 17,694 5.07% 0 Party for Democracy PPD 1,574 1,285 1,693 2,014 198 6,764 1.94% 0 Social Democrat Radical Party PRSD 937 481 29 699 51 2,197 0.63% 0 Progressive Party PRO All Over Chile 5,357 2,823 218 5,563 255 14,216 4.08% 0 14,216 4.08% 0 Christian Democratic Party PDC Democratic Convergence 4,658 2,267 202 4,116 212 11,455 3.28% 0 11,455 3.28% 0 Patricio Muñoz Cardenas (Independent) Ind 4,072 1,733 184 4,078 155 10,222 2.93% 0 10,222 2.93% 0 Patriotic Union UPA 1,700 993 85 1,621 71 4,470 1.28% 0 4,470 1.28% 0Valid votes 141,527 43,229 9,887 147,670 6,489 348,802 100.00% 7 348,802 100.00% 7Blank votes 7,033 3,614 387 7,065 435 18,534 4.78% Rejected votes – other 7,377 3,616 361 8,425 402 20,181 5.21% Total polled 155,937 50,459 10,635 163,160 7,326 387,517 45.17% Registered electors 301,998 137,423 20,881 382,776 14,860 857,938 Turnout 51.64% 36.72% 50.93% 42.63% 49.30% 45.17%

The following candidates were elected: Álvaro Carter (UDI), 27,491 votes; Miguel Crispi (RD), 25,569 votes; Pamela Jiles (PH), 45,222 votes; Amaro Labra (PC), 6,316 votes; Ximena Ossandón (RN), 52,484 votes; Leopoldo Pérez (RN), 29,984 votes; and Camila Vallejo (PC), 47,807 votes.

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