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Office briefing

TRES RÍOS — Syndic and district council — shared ballot

Tracked current office. Identifiers stay separate from display names.

Costa Rica · TRES RÍOS / CARTAGO · other · Syndic and district council — shared ballotCR-D-CARTAGO-LA-UNION-TRES-RIOS

Read the complete original research briefing

TSE vote books joined to official elected-member declarations where geographic and total checks reconcile. Substitutes retained separately. Subsequent replacements and current officeholder status require review.

1. What office, where, and when is the next election?

Geography
TRES RÍOS / CARTAGO
Next election
2028-02-06
Linked upcoming event
next-534d132dff9146c203a1046d
Registry qualification
Unknown

2. How certain is that date?

2028-02-06 is expected (not formally called). Day precision. A date without a formal call is not confirmed.

3. Who won earlier selected elections?

2024-02-04

Ordinary · Legal certification not established · list votes

  • LIBERACIÓN NACIONAL32.9%
  • LIBERAL PROGRESISTA17.2%
  • AGENDA DEMOCRÁTICA NACIONAL15.8%
  • UNIDOS PODEMOS10.4%
  • NUESTRO PUEBLO7.5%
  • ACTUEMOS YA6.6%
  • UNIDAD SOCIAL CRISTIANA6.4%
  • NUEVA REPÚBLICA1.9%
  • REPUBLICANO SOCIAL CRISTIANO1.2%
Results for event-b7ca83c9be7ab2438ed1aa07
Label / candidateParty codeVotesShareSeatsStatus
LIBERACIÓN NACIONALcosta-rica/Sc1df243471/20241,24832.9%3Recorded
LIBERAL PROGRESISTAcosta-rica/Sc1df243471/202465117.2%1Recorded
AGENDA DEMOCRÁTICA NACIONALcosta-rica/Sc1df243471/202460015.8%1Recorded
UNIDOS PODEMOScosta-rica/Sc1df243471/202439510.4%0 (recorded zero)Recorded
NUESTRO PUEBLOcosta-rica/Sc1df243471/20242837.5%0 (recorded zero)Recorded
ACTUEMOS YAcosta-rica/Sc1df243471/20242506.6%0 (recorded zero)Recorded
UNIDAD SOCIAL CRISTIANAcosta-rica/Sc1df243471/20242446.4%0 (recorded zero)Recorded
NUEVA REPÚBLICAcosta-rica/Sc1df243471/2024731.9%0 (recorded zero)Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/Sc1df243471/2024451.2%0 (recorded zero)Recorded

2020-02-02

Ordinary · Legal certification not established · list votes

  • INTEGRACIÓN NACIONAL18.9%
  • LIBERACIÓN NACIONAL18.7%
  • RESCATE CANTONAL LA UNIÓN15.6%
  • ALIANZA SOCIAL POR LA UNIÓN9.2%
  • ACCIÓN CIUDADANA6.8%
  • ACTUEMOS YA5.7%
  • UNIDAD SOCIAL CRISTIANA5.2%
  • ALIANZA DEMÓCRATA CRISTIANA4.5%
  • FRENTE AMPLIO4.1%
  • NUEVA REPÚBLICA4.1%
  • NUEVA GENERACIÓN2.5%
  • REPUBLICANO SOCIAL CRISTIANO1.7%
  • VERDE ECOLOGISTA1.5%
  • LA FUERZA DE LA UNIÓN1.3%
  • UNIDOS PODEMOS0.4%
Results for event-89073bb01019f2b7b0ae8563
Label / candidateParty codeVotesShareSeatsStatus
INTEGRACIÓN NACIONALcosta-rica/Sfa91292290/202089118.9%3Recorded
LIBERACIÓN NACIONALcosta-rica/Sfa91292290/202088318.7%1Recorded
RESCATE CANTONAL LA UNIÓNcosta-rica/Sfa91292290/202073615.6%1Recorded
ALIANZA SOCIAL POR LA UNIÓNcosta-rica/Sfa91292290/20204329.2%0 (recorded zero)Recorded
ACCIÓN CIUDADANAcosta-rica/Sfa91292290/20203196.8%0 (recorded zero)Recorded
ACTUEMOS YAcosta-rica/Sfa91292290/20202695.7%0 (recorded zero)Recorded
UNIDAD SOCIAL CRISTIANAcosta-rica/Sfa91292290/20202455.2%0 (recorded zero)Recorded
ALIANZA DEMÓCRATA CRISTIANAcosta-rica/Sfa91292290/20202104.5%0 (recorded zero)Recorded
FRENTE AMPLIOcosta-rica/Sfa91292290/20201924.1%0 (recorded zero)Recorded
NUEVA REPÚBLICAcosta-rica/Sfa91292290/20201914.1%0 (recorded zero)Recorded
NUEVA GENERACIÓNcosta-rica/Sfa91292290/20201172.5%0 (recorded zero)Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/Sfa91292290/2020811.7%0 (recorded zero)Recorded
VERDE ECOLOGISTAcosta-rica/Sfa91292290/2020691.5%0 (recorded zero)Recorded
LA FUERZA DE LA UNIÓNcosta-rica/Sfa91292290/2020601.3%0 (recorded zero)Recorded
UNIDOS PODEMOScosta-rica/Sfa91292290/2020210.4%0 (recorded zero)Recorded

2016-02-07

Ordinary · Legal certification not established · list votes

  • ALIANZA SOCIAL POR LA UNIÓN22.2%
  • LIBERACIÓN NACIONAL22.0%
  • RESCATE CANTONAL LA UNIÓN21.6%
  • ALIANZA DEMÓCRATA CRISTIANA7.5%
  • UNIDAD SOCIAL CRISTIANA6.6%
  • FRENTE AMPLIO5.0%
  • VERDE3.3%
  • MOVIMIENTO LIBERTARIO3.0%
  • ACCIÓN CIUDADANA2.6%
  • REPUBLICANO SOCIAL CRISTIANO2.3%
  • ACCESIBILIDAD SIN EXCLUSIÓN2.0%
  • NUEVA GENERACIÓN1.8%
Results for event-f4c35c8532d3ab99d6fbf8e8
Label / candidateParty codeVotesShareSeatsStatus
ALIANZA SOCIAL POR LA UNIÓNcosta-rica/S79669f3e5d/201690722.2%2Recorded
LIBERACIÓN NACIONALcosta-rica/S79669f3e5d/201690122%2Recorded
RESCATE CANTONAL LA UNIÓNcosta-rica/S79669f3e5d/201688421.6%1Recorded
ALIANZA DEMÓCRATA CRISTIANAcosta-rica/S79669f3e5d/20163087.5%0 (recorded zero)Recorded
UNIDAD SOCIAL CRISTIANAcosta-rica/S79669f3e5d/20162726.6%0 (recorded zero)Recorded
FRENTE AMPLIOcosta-rica/S79669f3e5d/20162045%0 (recorded zero)Recorded
VERDEcosta-rica/S79669f3e5d/20161373.3%0 (recorded zero)Recorded
MOVIMIENTO LIBERTARIOcosta-rica/S79669f3e5d/20161233%0 (recorded zero)Recorded
ACCIÓN CIUDADANAcosta-rica/S79669f3e5d/20161062.6%0 (recorded zero)Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/S79669f3e5d/2016932.3%0 (recorded zero)Recorded
ACCESIBILIDAD SIN EXCLUSIÓNcosta-rica/S79669f3e5d/2016832%0 (recorded zero)Recorded
NUEVA GENERACIÓNcosta-rica/S79669f3e5d/2016731.8%0 (recorded zero)Recorded

4. Competition and volatility

competition index

Provisional imported-series CI

52.40–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Provisional imported-series comparison; actual-event review open

Method ci.weighted-gap.v1. Inputs: latest_gap=15.75613618368963, oldest_gap=0.14666340747983497, previous_gap=0.16963528413910112

pedersen volatility

Provisional volatility

32.64percentage points

Grouped Pedersen lower bound (percentage points). Twelve explicitly named standalone national parties; accent variants normalized. Local parties and coalitions remain Other. No alliance votes are attributed to individual member parties. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Latest interval

Method pedersen.grouped.v1. Inputs: groups=["PLN","PUSC","PAC","Frente Amplio","PRN","Nueva Republica","PML","PIN","PASE","PRSC","PLP","PPSD","Other"], interval=Latest interval, vectors=[[32.937450514647665,6.439693850620216,0,0,0,1.9266297176035894,0,0,0,1.187648456057007,17.181314330958035,0,40.327263130113494],[18.723494486853266,5.195080576759966,6.7642069550466495,4.071246819338422,0,4.050042408821035,0,18.893129770992367,0,1.717557251908397,0,0,40.5852417302799],[22.023955023221706,6.648741139085798,2.59105353214373,4.986555854314348,0,0,3.0065998533365925,0,2.028843803471034,2.2732828159374234,0,0,56.44096797848937]]

pedersen volatility

Provisional volatility

27.12percentage points

Grouped Pedersen lower bound (percentage points). Twelve explicitly named standalone national parties; accent variants normalized. Local parties and coalitions remain Other. No alliance votes are attributed to individual member parties. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Previous interval

Method pedersen.grouped.v1. Inputs: groups=["PLN","PUSC","PAC","Frente Amplio","PRN","Nueva Republica","PML","PIN","PASE","PRSC","PLP","PPSD","Other"], interval=Previous interval, vectors=[[32.937450514647665,6.439693850620216,0,0,0,1.9266297176035894,0,0,0,1.187648456057007,17.181314330958035,0,40.327263130113494],[18.723494486853266,5.195080576759966,6.7642069550466495,4.071246819338422,0,4.050042408821035,0,18.893129770992367,0,1.717557251908397,0,0,40.5852417302799],[22.023955023221706,6.648741139085798,2.59105353214373,4.986555854314348,0,0,3.0065998533365925,0,2.028843803471034,2.2732828159374234,0,0,56.44096797848937]]

pedersen volatility

Provisional volatility

29.88percentage points

Grouped Pedersen lower bound (percentage points). Twelve explicitly named standalone national parties; accent variants normalized. Local parties and coalitions remain Other. No alliance votes are attributed to individual member parties. An interval is withheld if either election has no list mapped to an explicit named group. This is aggregate share change, not individual voter switching. Event review: Actual-event and/or comparability review incomplete

Comparison status: Both intervals mean

Method pedersen.grouped.v1. Inputs: groups=["PLN","PUSC","PAC","Frente Amplio","PRN","Nueva Republica","PML","PIN","PASE","PRSC","PLP","PPSD","Other"], interval=Both intervals mean, vectors=[[32.937450514647665,6.439693850620216,0,0,0,1.9266297176035894,0,0,0,1.187648456057007,17.181314330958035,0,40.327263130113494],[18.723494486853266,5.195080576759966,6.7642069550466495,4.071246819338422,0,4.050042408821035,0,18.893129770992367,0,1.717557251908397,0,0,40.5852417302799],[22.023955023221706,6.648741139085798,2.59105353214373,4.986555854314348,0,0,3.0065998533365925,0,2.028843803471034,2.2732828159374234,0,0,56.44096797848937]]

Source-reported control: Unverified. Current tenure requires separate dated evidence.

5. Officeholder evidence

Dated roster observations are not automatically current tenure. The source current-office flag means this office is tracked now, not that the last winner still holds it.

Officeholder observations
PersonRoleAs ofAffiliationPrincipal?
ANA YANCI ZAMORA MARTINEZSINDICATURAS PROPIETARIA2024LIBERACIÓN NACIONALprincipal
JULIO AGUILAR MONGESINDICATURAS SUPLENTE2024LIBERACIÓN NACIONALsubstitute
KIMBERLY VANESSA ZAMORA MORACONCEJALÍAS DE DISTRITO PROPIETARIAS2024LIBERACIÓN NACIONALprincipal
WILLIAM JOSE MONTOYA VARGASCONCEJALÍAS DE DISTRITO PROPIETARIAS2024LIBERACIÓN NACIONALprincipal
JOSE ROLANDO CEDEÑO SOTOCONCEJALÍAS DE DISTRITO PROPIETARIAS2024LIBERAL PROGRESISTAprincipal
ILEANA MARIA ASTUA BEJARANOCONCEJALÍAS DE DISTRITO PROPIETARIAS2024AGENDA DEMOCRÁTICA NACIONALprincipal
CLARA MARIA LEON BARRANTESCONCEJALÍAS DE DISTRITO SUPLENTES2024LIBERACIÓN NACIONALsubstitute
HERVIN CRUZ CALDERONCONCEJALÍAS DE DISTRITO SUPLENTES2024LIBERACIÓN NACIONALsubstitute
NELSON GUZMAN GUZMANCONCEJALÍAS DE DISTRITO SUPLENTES2024LIBERAL PROGRESISTAsubstitute
KARINA FRANCHESCA SEQUEIRA HERNANDEZCONCEJALÍAS DE DISTRITO SUPLENTES2024AGENDA DEMOCRÁTICA NACIONALsubstitute
MIGUEL HUMBERTO SALAS ARGUELLOSÍNDICOS(AS) PROPIETARIO2020INTEGRACIÓN NACIONALprincipal
BERNARDITA VEGA ARAYASÍNDICOS(AS) SUPLENTE2020INTEGRACIÓN NACIONALsubstitute
MARIO ALBERTO SERRANO COTOCONCEJALES DE DISTRITO PROPIETARIOS(AS)2020INTEGRACIÓN NACIONALprincipal
RACHELL MARIA GUIDO NAVARROCONCEJALES DE DISTRITO PROPIETARIOS(AS)2020INTEGRACIÓN NACIONALprincipal
JULIO AGUILAR MONGECONCEJALES DE DISTRITO PROPIETARIOS(AS)2020LIBERACIÓN NACIONALprincipal
ANGELICA DE JESUS FONSECA FERNANDEZCONCEJALES DE DISTRITO PROPIETARIOS(AS)2020RESCATE CANTONAL LA UNIÓNprincipal
ADRIAN JOSUE DURAN UREÑACONCEJALES DE DISTRITO SUPLENTES2020INTEGRACIÓN NACIONALsubstitute
JOSE FRANCISCO FONSECA QUIROSCONCEJALES DE DISTRITO SUPLENTES2020LIBERACIÓN NACIONALsubstitute
VILMA CECILIA GONZALEZ MONTEROCONCEJALES DE DISTRITO SUPLENTES2020RESCATE CANTONAL LA UNIÓNsubstitute
BERNAL ALFARO MONESTELSÍNDICOS(AS) PROPIETARIO2016ALIANZA SOCIAL POR LA UNIÓNprincipal
KAREN MARIA VEGA SOTOSÍNDICOS(AS) SUPLENTE2016ALIANZA SOCIAL POR LA UNIÓNsubstitute
CARLOS FRANCISCO VEGA CHACONCONCEJALES DE DISTRITO PROPIETARIOS(AS)2016ALIANZA SOCIAL POR LA UNIÓNprincipal
CINDY MONGE CALVOCONCEJALES DE DISTRITO PROPIETARIOS(AS)2016LIBERACIÓN NACIONALprincipal
GERMAN AGUILAR CALVOCONCEJALES DE DISTRITO PROPIETARIOS(AS)2016LIBERACIÓN NACIONALprincipal
WILLIAM VILLALOBOS CHAVARRIACONCEJALES DE DISTRITO PROPIETARIOS(AS)2016RESCATE CANTONAL LA UNIÓNprincipal
ANTONIO VILLALOBOS MONESTELCONCEJALES DE DISTRITO SUPLENTES2016LIBERACIÓN NACIONALsubstitute
ADRIANA PATRICIA VILLALOBOS ARAYACONCEJALES DE DISTRITO SUPLENTES2016LIBERACIÓN NACIONALsubstitute
LORENA FONSECA ROJASCONCEJALES DE DISTRITO SUPLENTES2016RESCATE CANTONAL LA UNIÓNsubstitute

6. Polling context

No local poll supplied.

7. Unresolved issues and sources

  • other · open

    Published province heading correction: {"issue": "Published province heading correction", "year": 2020, "area": "Heredia", "source_id": "S41377daad8", "resolution": "The amendment corrects CARTAGO to HEREDIA in the second table heading. It changes no votes, winners or seats; the original declaration is joined to Heredia."}

Sources

Cite this record

Center for Digital Democracy. “TRES RÍOS — Syndic and district council — shared ballot.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/CR-D-CARTAGO-LA-UNION-TRES-RIOS. Sources: costa-rica--url-ae6cfb21525f974d8912a00e, costa-rica--url-9b0bf8940eb485b811da317e, costa-rica--url-f8a1e09c9e89a7e5e9c55114, costa-rica--Sc1df243471, costa-rica--S795566ea1d, costa-rica--Sfa91292290, costa-rica--S339dbf49f6, costa-rica--S79669f3e5d, costa-rica--S690af3488d.