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Partial researchResearch snapshot 2026-09-13. Evidence gaps remain; see Coverage for requirements.

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Office briefing

SAN JOSÉ — Syndic and district council — shared ballot

Tracked current office. Identifiers stay separate from display names.

Costa Rica · SAN JOSÉ / HEREDIA · other · Syndic and district council — shared ballotCR-D-HEREDIA-SAN-ISIDRO-SAN-JOSE

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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
SAN JOSÉ / HEREDIA
Next election
2028-02-06
Linked upcoming event
next-59bc1e2edcade40250469e72
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

  • UNIDAD SOCIAL CRISTIANA32.0%
  • LIBERACIÓN NACIONAL29.8%
  • AVANCE ISIDREÑO29.7%
  • AQUÍ COSTA RICA MANDA5.5%
  • NUEVA REPÚBLICA3.1%
Results for event-b691be722952ab0ff6bed932
Label / candidateParty codeVotesShareSeatsStatus
UNIDAD SOCIAL CRISTIANAcosta-rica/Sc1df243471/202454432%3Recorded
LIBERACIÓN NACIONALcosta-rica/Sc1df243471/202450729.8%1Recorded
AVANCE ISIDREÑOcosta-rica/Sc1df243471/202450529.7%1Recorded
AQUÍ COSTA RICA MANDAcosta-rica/Sc1df243471/2024935.5%0 (recorded zero)Recorded
NUEVA REPÚBLICAcosta-rica/Sc1df243471/2024523.1%0 (recorded zero)Recorded

2020-02-02

Ordinary · Legal certification not established · list votes

  • UNIDAD SOCIAL CRISTIANA47.6%
  • LIBERACIÓN NACIONAL29.3%
  • ACCIÓN CIUDADANA10.1%
  • UNIDOS PODEMOS8.0%
  • NUEVA REPÚBLICA5.1%
Results for event-69ad3d144a5123ef5dddb76e
Label / candidateParty codeVotesShareSeatsStatus
UNIDAD SOCIAL CRISTIANAcosta-rica/Sfa91292290/202070047.6%3Recorded
LIBERACIÓN NACIONALcosta-rica/Sfa91292290/202043129.3%2Recorded
ACCIÓN CIUDADANAcosta-rica/Sfa91292290/202014810.1%0 (recorded zero)Recorded
UNIDOS PODEMOScosta-rica/Sfa91292290/20201178%0 (recorded zero)Recorded
NUEVA REPÚBLICAcosta-rica/Sfa91292290/2020755.1%0 (recorded zero)Recorded

2016-02-07

Ordinary · Legal certification not established · list votes

  • UNIDAD SOCIAL CRISTIANA44.3%
  • LIBERACIÓN NACIONAL36.2%
  • ACCIÓN CIUDADANA12.3%
  • FRENTE AMPLIO5.9%
  • REPUBLICANO SOCIAL CRISTIANO1.4%
Results for event-9788dbd803b1847b38ecffa6
Label / candidateParty codeVotesShareSeatsStatus
UNIDAD SOCIAL CRISTIANAcosta-rica/S79669f3e5d/201670644.3%3Recorded
LIBERACIÓN NACIONALcosta-rica/S79669f3e5d/201657736.2%2Recorded
ACCIÓN CIUDADANAcosta-rica/S79669f3e5d/201619612.3%0 (recorded zero)Recorded
FRENTE AMPLIOcosta-rica/S79669f3e5d/2016945.9%0 (recorded zero)Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/S79669f3e5d/2016221.4%0 (recorded zero)Recorded

4. Competition and volatility

competition index

Provisional imported-series CI

620–100 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=2.1751910640799537, oldest_gap=8.087774294670844, previous_gap=18.286879673691367

pedersen volatility

Provisional volatility

27.71percentage 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=[[29.80599647266314,31.981187536743093,0,0,0,3.0570252792475014,0,0,0,0,0,0,35.15579071134627],[29.29979605710401,47.58667573079538,10.061182868796736,0,0,5.098572399728076,0,0,0,0,0,0,7.953772943575799],[36.175548589341695,44.26332288401254,12.288401253918495,5.893416927899686,0,0,0,0,0,1.3793103448275863,0,0,0]]

pedersen volatility

Provisional volatility

16.38percentage 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=[[29.80599647266314,31.981187536743093,0,0,0,3.0570252792475014,0,0,0,0,0,0,35.15579071134627],[29.29979605710401,47.58667573079538,10.061182868796736,0,0,5.098572399728076,0,0,0,0,0,0,7.953772943575799],[36.175548589341695,44.26332288401254,12.288401253918495,5.893416927899686,0,0,0,0,0,1.3793103448275863,0,0,0]]

pedersen volatility

Provisional volatility

22.04percentage 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=[[29.80599647266314,31.981187536743093,0,0,0,3.0570252792475014,0,0,0,0,0,0,35.15579071134627],[29.29979605710401,47.58667573079538,10.061182868796736,0,0,5.098572399728076,0,0,0,0,0,0,7.953772943575799],[36.175548589341695,44.26332288401254,12.288401253918495,5.893416927899686,0,0,0,0,0,1.3793103448275863,0,0,0]]

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?
NATHALIA BOLAÑOS ARGUELLOSINDICATURAS PROPIETARIA2024UNIDAD SOCIAL CRISTIANAprincipal
MARCO ANTONIO FONSECA CORDEROSINDICATURAS SUPLENTE2024UNIDAD SOCIAL CRISTIANAsubstitute
MINOR JOSE ARCE SOLISCONCEJALÍAS DE DISTRITO PROPIETARIAS2024UNIDAD SOCIAL CRISTIANAprincipal
ADRIANA CARMINA ARCE GONZALEZCONCEJALÍAS DE DISTRITO PROPIETARIAS2024UNIDAD SOCIAL CRISTIANAprincipal
RANDALL BARQUERO CORDEROCONCEJALÍAS DE DISTRITO PROPIETARIAS2024LIBERACIÓN NACIONALprincipal
ANA GISELLE LEAL GUTIERREZCONCEJALÍAS DE DISTRITO PROPIETARIAS2024AVANCE ISIDREÑOprincipal
GERARDO ELIZONDO RAMIREZCONCEJALÍAS DE DISTRITO SUPLENTES2024UNIDAD SOCIAL CRISTIANAsubstitute
ESTEFANIE MARIA CORTES PORRASCONCEJALÍAS DE DISTRITO SUPLENTES2024UNIDAD SOCIAL CRISTIANAsubstitute
TOMAS MAURICIO SALAS SOLISCONCEJALÍAS DE DISTRITO SUPLENTES2024LIBERACIÓN NACIONALsubstitute
MACIEL OVIEDO PANIAGUACONCEJALÍAS DE DISTRITO SUPLENTES2024AVANCE ISIDREÑOsubstitute
WALTER LARA CARRILLOSÍNDICOS(AS) PROPIETARIO2020UNIDAD SOCIAL CRISTIANAprincipal
MARICEL CALVO SALASSÍNDICOS(AS) SUPLENTE2020UNIDAD SOCIAL CRISTIANAsubstitute
PRISCILLA HINE MESENCONCEJALES DE DISTRITO PROPIETARIOS(AS)2020UNIDAD SOCIAL CRISTIANAprincipal
ELIECER BARQUERO RODRIGUEZCONCEJALES DE DISTRITO PROPIETARIOS(AS)2020UNIDAD SOCIAL CRISTIANAprincipal
TOMAS MAURICIO SALAS SOLISCONCEJALES DE DISTRITO PROPIETARIOS(AS)2020LIBERACIÓN NACIONALprincipal
ANA MARIA ESQUIVEL ARCECONCEJALES DE DISTRITO PROPIETARIOS(AS)2020LIBERACIÓN NACIONALprincipal
MANFRED JESUS ZUÑIGA VARGASCONCEJALES DE DISTRITO SUPLENTES2020UNIDAD SOCIAL CRISTIANAsubstitute
NATHALIA BOLAÑOS ARGUELLOCONCEJALES DE DISTRITO SUPLENTES2020UNIDAD SOCIAL CRISTIANAsubstitute
ANA RUTH ZAMORA CORDEROCONCEJALES DE DISTRITO SUPLENTES2020LIBERACIÓN NACIONALsubstitute
ROONY CORTES SALASCONCEJALES DE DISTRITO SUPLENTES2020LIBERACIÓN NACIONALsubstitute
NORMA PANIAGUA SANCHEZSÍNDICOS(AS) PROPIETARIA2016UNIDAD SOCIAL CRISTIANAprincipal
ROLANDO RODRIGUEZ RODRIGUEZSÍNDICOS(AS) SUPLENTE2016UNIDAD SOCIAL CRISTIANAsubstitute
FERNANDO ARGUELLO FONSECACONCEJALES DE DISTRITO PROPIETARIOS(AS)2016UNIDAD SOCIAL CRISTIANAprincipal
MARIA ROSA SOLIS CHACONCONCEJALES DE DISTRITO PROPIETARIOS(AS)2016UNIDAD SOCIAL CRISTIANAprincipal
DENNIS ELADIO AZOFEIFA BOLAÑOSCONCEJALES DE DISTRITO PROPIETARIOS(AS)2016LIBERACIÓN NACIONALprincipal
SOLEYDA BARQUERO CORDEROCONCEJALES DE DISTRITO PROPIETARIOS(AS)2016LIBERACIÓN NACIONALprincipal
ANA MARIA ZAMORA ZUÑIGACONCEJALES DE DISTRITO SUPLENTES2016UNIDAD SOCIAL CRISTIANAsubstitute
CARLOS ALBERTO BOLAÑOS VILLALOBOSCONCEJALES DE DISTRITO SUPLENTES2016UNIDAD SOCIAL CRISTIANAsubstitute
MARIA MARITZA BARQUERO BRENESCONCEJALES DE DISTRITO SUPLENTES2016LIBERACIÓN NACIONALsubstitute
MARVIN RODRIGUEZ VILLALOBOSCONCEJALES DE DISTRITO SUPLENTES2016LIBERACIÓN NACIONALsubstitute

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. “SAN JOSÉ — Syndic and district council — shared ballot.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/CR-D-HEREDIA-SAN-ISIDRO-SAN-JOSE. Sources: costa-rica--url-ae6cfb21525f974d8912a00e, costa-rica--url-9b0bf8940eb485b811da317e, costa-rica--url-f8a1e09c9e89a7e5e9c55114, costa-rica--Sc1df243471, costa-rica--Sfac578c5a0, costa-rica--Sfa91292290, costa-rica--S0ed3a8fae2, costa-rica--S79669f3e5d, costa-rica--S9b11517c87.