Heredia is one of the seven multi-member constituencies of the Legislative Assembly, the national legislature of Costa Rica. The constituency was established in 1949 when the Legislative Assembly was established by the modified constitution imposed by the Figueres dictatorship. It is conterminous with the province of Heredia. The constituency currently elects six of the 57 members of the Legislative Assembly using the closed party-list proportional representation electoral system. At the 2022 general election it had 355,738 registered electors.

Electoral system Heredia currently elects six of the 57 members of the Legislative Assembly using the closed party-list proportional representation electoral system. Seats are allocated using the largest remainder method using the Hare quota (cociente). Only parties that receive at least 50% of the Hare quota (subcociente) compete for remainder seats. Any seats remaining unfilled after allocation using the quotient system are distributed amongst parties that surpassed the subcociente, is descending order of their total votes in the constituency. The latter process is repeated until all the seats in the constituency are filled.

Election results Summary

Election United PeoplePU / IU / CC2000 /PASO Broad FrontFA Citizens' ActionPAC National RepublicanPRN / PR / PRI / PC National LiberationPLN / PSD Social Christian UnityPUSC / CU / PDC National UnificationPUN / PUN National IntegrationPIN Libertarian MovementPML Social DemocraticProgressPPSD National RestorationPRN colspan=3 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 % Seats Votes % Seats2022 494 0.21% 0 24,672 10.64% 1 5,457 2.35% 0 60,023 25.89% 2 26,340 11.36% 1 1,096 0.47% 0 1,067 0.46% 0 32,371 13.96% 1 4,822 2.08% 02018 11,418 4.86% 0 49,257 20.95% 2 44,772 19.05% 2 42,063 17.89% 1 16,603 7.06% 0 4,659 1.98% 0 41,773 17.77% 12014 28,053 12.74% 1 69,360 31.49% 2 52,559 23.86% 2 20,149 9.15% 1 641 0.29% 0 16,682 7.57% 0 10,263 4.66% 02010 9,523 4.77% 0 38,143 19.10% 2 73,929 37.02% 2 14,510 7.27% 0 950 0.48% 0 27,766 13.90% 1 7,953 3.98% 02006 684 0.41% 0 51,324 30.64% 2 60,910 36.36% 3 13,859 8.27% 0 1,308 0.78% 0 15,079 9.00% 0 2002 2,026 1.35% 0 41,606 27.65% 2 36,523 24.27% 1 41,462 27.55% 1 1,491 0.99% 0 16,122 10.71% 1 1998 1,459 1.12% 0 46,676 35.85% 2 51,036 39.20% 3 4,188 3.22% 0 3,191 2.45% 0 1994 61,462 45.93% 3 54,764 40.93% 2 1990 5,121 4.38% 0 50,119 42.91% 2 54,744 46.87% 3 1986 4,116 4.08% 0 48,715 48.32% 3 42,457 42.11% 2 1982 6,679 8.34% 0 43,264 54.03% 2 25,974 32.44% 2 1978 6,339 9.51% 0 27,002 40.50% 2 29,772 44.66% 2 1,478 2.22% 0 1974 2,860 5.69% 0 3,703 7.36% 0 20,655 41.07% 2 1,750 3.48% 0 11,393 22.66% 1 1970 2,093 5.42% 0 18,625 48.23% 2 1,558 4.03% 0 14,384 37.25% 1 1966 15,404 49.02% 2 14,520 46.21% 1 1962 10,247 36.80% 1 13,240 47.55% 2 3,521 12.65% 1 1958 3,737 24.68% 1 6,664 44.01% 1 2,890 19.08% 1 1953 8,195 62.59% 2 827 6.32% 0 1949 0 1 4

Detailed 2020s 2022 Results of the 2022 general election held on 6 February 2022:

Party Votes per canton Totalvotes % SeatsBarva Belén Flores Here-dia SanIsidro SanPablo SanRafael SantaBárbara SantoDomingo Sara-piquí National Liberation Party PLN 5,380 3,447 3,436 15,451 3,041 3,718 5,422 5,658 6,656 7,814 60,023 25.89% 2 Social Democratic Progress Party PPSD 3,564 1,850 2,002 9,408 1,631 2,257 3,445 2,781 3,646 1,787 32,371 13.96% 1 Progressive Liberal Party PLP 2,784 2,187 1,833 9,437 1,545 2,485 3,156 2,138 3,703 390 29,658 12.79% 1 Social Christian Unity Party PUSC 2,164 3,462 1,721 6,534 1,559 2,050 2,643 1,943 2,911 1,353 26,340 11.36% 1 Broad Front FA 3,031 1,243 1,141 7,718 1,219 2,003 3,171 1,646 2,644 856 24,672 10.64% 1 New Republic Party PNR 1,907 502 692 5,338 695 1,095 2,008 1,819 1,781 3,195 19,032 8.21% 0 Citizens' Action Party PAC 578 293 319 1,788 280 392 603 337 585 282 5,457 2.35% 0 National Restoration Party PRN 1,810 88 189 973 100 195 361 380 365 361 4,822 2.08% 0 United We Can UP 267 67 96 1,155 463 220 384 156 356 463 3,627 1.56% 0 Accessibility without Exclusion PASE 420 96 114 1,164 139 197 326 264 326 491 3,537 1.53% 0 National Encounter Party PEN 443 20 59 1,199 127 334 407 168 180 170 3,107 1.34% 0 A Just Costa Rica CRJ 249 87 253 1,045 129 148 260 222 271 217 2,881 1.24% 0 Liberal Union Party UL 306 150 130 923 94 192 261 234 403 168 2,861 1.23% 0 New Generation Party PNG 199 82 96 520 60 99 180 124 178 1,026 2,564 1.11% 0 Social Christian Republican Party PRSC 227 61 312 458 75 79 147 351 135 124 1,969 0.85% 0 National Force Party PFN 186 78 88 502 73 130 231 133 260 144 1,825 0.79% 0 Costa Rican Social Justice Party JSC 142 37 52 391 118 143 226 110 137 131 1,487 0.64% 0 National Integration Party PIN 81 78 38 343 33 52 95 81 96 199 1,096 0.47% 0 Libertarian Movement PML 143 68 41 280 45 50 104 149 103 84 1,067 0.46% 0 Christian Democratic Alliance ADC 92 26 34 242 37 60 93 58 111 75 828 0.36% 0 Our People Party PNP 46 28 20 191 54 104 74 47 68 40 672 0.29% 0 Costa Rican SocialDemocratic Movement PMSDC 90 17 19 153 28 29 52 48 49 63 548 0.24% 0 Workers' Party PT 54 25 23 150 39 35 55 50 63 41 535 0.23% 0 United People PU 53 12 9 125 20 27 42 66 67 73 494 0.21% 0 Costa Rican Democratic Union PUCD 102 19 14 65 11 29 27 21 28 32 348 0.15% 0Valid votes 24,318 14,023 12,731 65,553 11,615 16,123 23,773 18,984 25,122 19,579 231,821 100.00% 6Blank votes 136 76 57 304 72 85 131 125 120 258 1,364 0.58% Rejected votes – other 199 74 71 525 98 131 211 182 182 243 1,916 0.81% Total polled 24,653 14,173 12,859 66,382 11,785 16,339 24,115 19,291 25,424 20,080 235,101 66.09% Registered electors 35,151 19,738 18,075 101,774 17,246 23,488 38,295 28,615 36,195 37,161 355,738 Turnout 70.13% 71.81% 71.14% 65.22% 68.33% 69.56% 62.97% 67.42% 70.24% 54.04% 66.09%

The following candidates were elected: Ada Gabriela Acuña Castro (PPSD); Jonathan Acuña Soto (FA); Horacio Martín Alvarado Bogantes (PUSC); Gilberto Arnoldo Campos Cruz (PLP); Kattia Rivera Soto (PLN); and Pedro Rojas Guzmán (PLN).

2010s 2018 Results of the 2018 general election held on 4 February 2018:

Party Votes per canton Totalvotes % SeatsBarva Belén Flores Here-dia SanIsidro SanPablo SanRafael SantaBárbara SantoDomingo Sara-piquí Citizens' Action Party PAC 5,809 2,467 2,545 15,564 2,613 3,339 5,768 3,714 5,267 2,171 49,257 20.95% 2 National Liberation Party PLN 4,142 2,754 2,860 12,988 2,405 2,616 4,238 3,795 5,593 3,381 44,772 19.05% 2 Social Christian Unity Party PUSC 3,505 4,873 2,590 10,968 2,224 4,178 4,096 2,694 4,726 2,209 42,063 17.89% 1 National Restoration Party PRN 4,310 1,234 1,515 11,865 1,390 2,419 4,514 3,982 3,736 6,808 41,773 17.77% 1 National Integration Party PIN 1,822 756 915 4,604 961 942 1,853 1,498 1,733 1,519 16,603 7.06% 0 Broad Front FA 1,410 630 524 3,812 502 819 1,412 676 1,115 518 11,418 4.86% 0 Social Christian Republican Party PRSC 1,209 276 632 2,179 289 411 822 999 624 681 8,122 3.45% 0 New Generation Party PNG 565 194 224 1,481 246 416 545 315 588 548 5,122 2.18% 0 Libertarian Movement PML 471 290 231 1,400 262 293 454 336 478 444 4,659 1.98% 0 Accessibility without Exclusion PASE 355 122 157 1,070 133 194 399 297 327 293 3,347 1.42% 0 Costa Rican Renewal Party PRC 241 103 122 795 219 185 260 174 665 263 3,027 1.29% 0 Christian Democratic Alliance ADC 289 81 107 916 117 136 311 229 303 333 2,822 1.20% 0 Progressive Liberal Party PLP 89 115 70 313 45 97 111 46 119 45 1,050 0.45% 0 Workers' Party PT 118 47 52 327 53 76 107 75 103 91 1,049 0.45% 0Valid votes 24,335 13,942 12,544 68,282 11,459 16,121 24,890 18,830 25,377 19,304 235,084 100.00% 6Blank votes 62 38 32 174 70 48 124 71 81 200 900 0.38% Rejected votes – other 214 95 73 635 134 143 272 202 231 373 2,372 1.00% Total polled 24,611 14,075 12,649 69,091 11,663 16,312 25,286 19,103 25,689 19,877 238,356 71.61% Registered electors 32,786 18,745 16,683 96,661 16,081 21,950 35,395 26,746 34,421 33,391 332,859 Turnout 75.07% 75.09% 75.82% 71.48% 72.53% 74.31% 71.44% 71.42% 74.63% 59.53% 71.61%

The following candidates were elected: Ana Lucía Delgado Orozco (PLN); Jorge Luis Fonseca Fonseca (PLN); Catalina Montero Gómez (PAC); (PRN); Welmer Ramos González (PAC); and Aracelly Salas Eduarte (PUSC).

2014 Results of the 2014 general election held on 2 February 2014:

Party Votes per canton Totalvotes % SeatsBarva Belén Flores Here-dia SanIsidro SanPablo SanRafael SantaBárbara SantoDomingo Sara-piquí Citizens' Action Party PAC 7,813 3,520 4,158 22,030 3,705 4,482 7,569 5,288 8,444 2,351 69,360 31.49% 2 National Liberation Party PLN 4,588 3,152 2,732 14,773 2,509 2,723 4,717 4,222 5,534 7,609 52,559 23.86% 2 Broad Front FA 3,437 1,336 1,153 8,558 1,282 1,684 3,364 2,235 2,532 2,472 28,053 12.74% 1 Social Christian Unity Party PUSC 1,476 2,902 1,176 4,440 821 3,385 1,618 1,316 1,972 1,043 20,149 9.15% 1 Libertarian Movement PML 1,491 1,116 804 5,207 797 772 1,630 1,576 1,818 1,471 16,682 7.57% 0 National Restoration Party PRN 1,117 261 453 3,194 423 613 1,047 949 1,109 1,097 10,263 4.66% 0 Accessibility without Exclusion PASE 973 271 380 2,306 473 353 1,019 866 1,296 688 8,625 3.92% 0 Costa Rican Renewal Party PRC 536 146 184 1,603 213 296 470 388 579 776 5,191 2.36% 0 New Homeland Party PPN 360 139 177 1,222 173 247 508 271 374 157 3,628 1.65% 0 New Generation Party PNG 202 122 143 760 95 173 228 131 270 65 2,189 0.99% 0 Workers' Party PT 106 51 54 505 71 54 145 85 118 173 1,362 0.62% 0 National Advance PAN 179 32 36 342 29 81 274 98 135 70 1,276 0.58% 0 National Integration Party PIN 69 33 23 198 21 30 75 54 78 60 641 0.29% 0 New Socialist Party NPS 28 16 7 87 10 19 34 30 21 25 277 0.13% 0Valid votes 22,375 13,097 11,480 65,225 10,622 14,912 22,698 17,509 24,280 18,057 220,255 100.00% 6Blank votes 82 55 48 224 66 40 94 104 91 164 968 0.43% Rejected votes – other 284 128 111 713 135 160 283 257 268 357 2,696 1.20% Total polled 22,741 13,280 11,639 66,162 10,823 15,112 23,075 17,870 24,639 18,578 223,919 72.96% Registered electors 30,088 17,266 15,087 90,600 14,503 20,119 32,186 24,726 32,559 29,767 306,901 Turnout 75.58% 76.91% 77.15% 73.03% 74.63% 75.11% 71.69% 72.27% 75.67% 62.41% 72.96%

The following candidates were elected: William Alvarado Bogantes (PUSC); Marlene Madrigal Flores (PAC); Ronny Monge Salas (PLN); Henry Mora Jiménez (PAC); José Antonio Ramírez Aguilar (FA); and Lorelly Trejos Salas (PLN).

2010 Results of the 2010 general election held on 7 February 2010: