District 4 () 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 is conterminous with the region of Atacama. The district currently elects five 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 242,779 registered electors.

Electoral system District 4 currently elects five 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 20,193 20.45% 1 4,019 4.07% 0 2,689 2.72% 0 37,870 38.35% 3 15,000 15.19% 1 9,061 9.18% 0 5,681 5.75% 02017 10,725 11.44% 0 33,965 36.22% 2 4,470 4.77% 0 28,230 30.11% 2

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

Party Pact Party PactVotes per commune Totalvotes % Seats Votes % SeatsAltodelCarmen Cal-dera Chaña-ral Copi-apó Diegode Al-magro Frei-rina Huas-co TierraAma-rilla Valle-nar Socialist Party of Chile PS rowspan=4 New Social Pact 353 1,516 1,207 15,597 975 901 822 1,682 6,573 29,626 30.00% 2 37,870 38.35% 3 Party for Democracy PPD 225 90 71 951 42 202 185 160 4,423 6,349 6.43% 1 Radical Party of Chile PR 19 46 43 340 20 93 615 20 110 1,306 1.32% 0 Christian Democratic Party PDC 2 43 49 365 23 19 21 13 54 589 0.60% 0 Social Green Regionalist Federation FREVS rowspan=3 Apruebo Dignidad 327 1,115 323 3,084 313 353 491 436 2,231 8,673 8.78% 1 20,193 20.45% 1 Comunes COM 20 299 93 4,725 74 25 73 167 431 5,907 5.98% 0 Communist Party of Chile PC 40 377 270 3,508 479 116 113 342 368 5,613 5.68% 0 National Renewal RN rowspan=3 Chile Podemos + 198 395 185 4,029 97 100 113 256 1,225 6,598 6.68% 1 15,000 15.19% 1 Independent Democratic Union UDI 78 473 358 3,857 139 185 203 290 970 6,553 6.64% 0 Democratic Independent Regionalist Party PRI 25 483 58 988 36 21 45 111 82 1,849 1.87% 0 Party of the People PDG 110 561 410 4,758 1,452 129 316 428 897 9,061 9.18% 0 9,061 9.18% 0 Republican Party REP Christian Social Front 76 369 182 3,807 184 68 146 224 625 5,681 5.75% 0 5,681 5.75% 0 Sebastian Vicente Carmona Orquera (Independent) Ind 60 312 160 2,842 163 54 162 188 292 4,233 4.29% 0 4,233 4.29% 0 Green Ecologist Party PEV 68 365 1,003 1,895 145 55 87 124 277 4,019 4.07% 0 4,019 4.07% 0 Equality Party IGUAL rowspan=2 Dignidad Ahora 117 99 59 1,199 54 53 95 109 375 2,160 2.19% 0 2,689 2.72% 0 Humanist Party PH 7 23 17 379 20 10 10 27 36 529 0.54% 0Valid votes 1,725 6,566 4,488 52,324 4,216 2,384 3,497 4,577 18,969 98,746 100.00% 5 98,746 100.00% 5Blank votes 136 360 224 1,615 225 182 236 262 518 3,758 3.51% Rejected votes – other 103 357 221 2,489 232 103 173 235 727 4,640 4.33% Total polled 1,964 7,283 4,933 56,428 4,673 2,669 3,906 5,074 20,214 107,144 44.13% Registered electors 5,148 15,266 11,980 124,441 13,101 6,051 8,454 12,649 45,689 242,779 Turnout 38.15% 47.71% 41.18% 45.35% 35.67% 44.11% 46.20% 40.11% 44.24% 44.13%

The following candidates were elected: Daniella Cicardini (PS), 16,129 votes; Sofía Cid (RN), 5,040 votes; Jaime Mulet (FREVS), 8,077 votes; Juan Santana (PS), 13,497 votes; and Cristian Tapia (PPD), 6,349 votes.

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

Party Pact Party PactVotes per commune Totalvotes % Seats Votes % SeatsAltodelCarmen Cal-dera Chaña-ral Copi-apó Diegode Al-magro Frei-rina Huas-co TierraAma-rilla Valle-nar Socialist Party of Chile PS rowspan=4 Nueva Mayoría 270 1,247 1,556 10,063 1,107 913 739 1,101 5,737 22,733 24.24% 2 33,965 36.22% 2 Social Democrat Radical Party PRSD 44 342 188 3,869 159 58 117 158 412 5,347 5.70% 0 Communist Party of Chile PC 41 204 157 2,163 648 81 87 145 269 3,795 4.05% 0 Party for Democracy PPD 13 213 60 595 61 4 97 936 111 2,090 2.23% 0 National Renewal RN rowspan=2 Chile Vamos 238 1,024 587 12,920 286 198 370 840 1,887 18,350 19.57% 1 28,230 30.11% 2 Independent Democratic Union UDI 129 468 511 4,825 420 401 284 345 2,497 9,880 10.54% 1 Social Green Regionalist Federation FREVS Green Regionalist Coalition 365 1,121 647 3,869 427 460 597 782 5,019 13,287 14.17% 1 13,287 14.17% 1 Citizen Power PODER rowspan=2 Broad Front 244 433 322 6,404 182 70 120 300 707 8,782 9.37% 0 10,725 11.44% 0 Democratic Revolution RD 25 108 56 1,337 88 23 44 61 201 1,943 2.07% 0 Christian Democratic Party PDC rowspan=3 Democratic Convergence 165 138 224 1,081 109 102 177 189 310 2,495 2.66% 0 4,470 4.77% 0 MAS Region MAS 33 112 38 332 34 25 259 42 268 1,143 1.22% 0 Citizen Left IC 10 29 33 439 236 5 15 23 42 832 0.89% 0 Progressive Party PRO All Over Chile 89 133 207 1,073 672 61 306 99 450 3,090 3.30% 0 3,090 3.30% 0Valid votes 1,666 5,572 4,586 48,970 4,429 2,401 3,212 5,021 17,910 93,767 100.00% 5 93,767 100.00% 5Blank votes 197 288 251 1,450 203 171 244 245 807 3,856 3.82% Rejected votes – other 84 255 190 1,477 159 87 147 188 625 3,212 3.19% Total polled 1,947 6,115 5,027 51,897 4,791 2,659 3,603 5,454 19,342 100,835 43.19% Registered electors 4,786 13,921 11,818 117,897 13,938 5,682 8,030 12,577 44,821 233,470 Turnout 40.68% 43.93% 42.54% 44.02% 34.37% 46.80% 44.87% 43.36% 43.15% 43.19%

The following candidates were elected: Daniella Cicardini (PS), 16,488 votes; Sofía Cid (RN), 13,325 votes; Jaime Mulet (FREVS), 9,393 votes; Nicolás Noman (UDI), 5,974 votes; and Juan Santana (PS), 6,245 votes.

References