Skip to observatory content

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

Center forDigital DemocracyElection database
Back to the Center

Office briefing

POÁS — Municipal council

Tracked current office. Identifiers stay separate from display names.

Costa Rica · POÁS / ALAJUELA · municipal · Municipal councilCR-C-ALAJUELA-POAS

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
POÁS / ALAJUELA
Next election
2028-02-06
Linked upcoming event
next-5a372d58cd959f317637ab7b
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 CRISTIANA41.8%
  • LIBERACIÓN NACIONAL28.8%
  • REPUBLICANO SOCIAL CRISTIANO7.3%
  • PROGRESO SOCIAL DEMOCRÁTICO7.1%
  • AQUÍ COSTA RICA MANDA6.1%
  • NUEVA REPÚBLICA5.5%
  • UNIDOS PODEMOS3.1%
  • SOMOS0.3%
Results for event-102375d3bfcb3a41ec6b73bc
Label / candidateParty codeVotesShareSeatsStatus
UNIDAD SOCIAL CRISTIANAcosta-rica/Sc1df243471/20243,61341.8%3Recorded
LIBERACIÓN NACIONALcosta-rica/Sc1df243471/20242,49128.8%2Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/Sc1df243471/20246307.3%0 (recorded zero)Recorded
PROGRESO SOCIAL DEMOCRÁTICOcosta-rica/Sc1df243471/20246157.1%0 (recorded zero)Recorded
AQUÍ COSTA RICA MANDAcosta-rica/Sc1df243471/20245236.1%0 (recorded zero)Recorded
NUEVA REPÚBLICAcosta-rica/Sc1df243471/20244785.5%0 (recorded zero)Recorded
UNIDOS PODEMOScosta-rica/Sc1df243471/20242663.1%0 (recorded zero)Recorded
SOMOScosta-rica/Sc1df243471/2024270.3%0 (recorded zero)Recorded

2020-02-02

Ordinary · Legal certification not established · list votes

  • UNIDAD SOCIAL CRISTIANA41.5%
  • LIBERACIÓN NACIONAL29.8%
  • REPUBLICANO SOCIAL CRISTIANO16.3%
  • UNIDOS PODEMOS5.4%
  • NUEVA REPUBLICA4.7%
  • RESTAURACIÓN NACIONAL2.5%
Results for event-f3c6bf754b146b7a9bd7ebb7
Label / candidateParty codeVotesShareSeatsStatus
UNIDAD SOCIAL CRISTIANAcosta-rica/Sfa91292290/20203,99741.5%2Recorded
LIBERACIÓN NACIONALcosta-rica/Sfa91292290/20202,86929.8%2Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/Sfa91292290/20201,56716.3%1Recorded
UNIDOS PODEMOScosta-rica/Sfa91292290/20205175.4%0 (recorded zero)Recorded
NUEVA REPUBLICAcosta-rica/Sfa91292290/20204494.7%0 (recorded zero)Recorded
RESTAURACIÓN NACIONALcosta-rica/Sfa91292290/20202422.5%0 (recorded zero)Recorded

2016-02-07

Ordinary · Legal certification not established · list votes

  • LIBERACIÓN NACIONAL25.4%
  • UNIDAD SOCIAL CRISTIANA20.4%
  • ACCIÓN CIUDADANA17.6%
  • REPUBLICANO SOCIAL CRISTIANO14.1%
  • RENOVACIÓN COSTARRICENSE9.7%
  • FRENTE AMPLIO7.4%
  • RESTAURACIÓN NACIONAL4.0%
  • NUEVA GENERACIÓN1.4%
Results for event-fb8d92ec9b54837a643cc4fe
Label / candidateParty codeVotesShareSeatsStatus
LIBERACIÓN NACIONALcosta-rica/S79669f3e5d/20162,23025.4%2Recorded
UNIDAD SOCIAL CRISTIANAcosta-rica/S79669f3e5d/20161,78920.4%1Recorded
ACCIÓN CIUDADANAcosta-rica/S79669f3e5d/20161,54817.6%1Recorded
REPUBLICANO SOCIAL CRISTIANOcosta-rica/S79669f3e5d/20161,23814.1%1Recorded
RENOVACIÓN COSTARRICENSEcosta-rica/S79669f3e5d/20168569.7%0 (recorded zero)Recorded
FRENTE AMPLIOcosta-rica/S79669f3e5d/20166487.4%0 (recorded zero)Recorded
RESTAURACIÓN NACIONALcosta-rica/S79669f3e5d/20163554%0 (recorded zero)Recorded
NUEVA GENERACIÓNcosta-rica/S79669f3e5d/20161201.4%0 (recorded zero)Recorded

4. Competition and volatility

competition index

Provisional imported-series CI

40.990–100 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=12.981603609857686, oldest_gap=5.020491803278688, previous_gap=11.700031117104036

pedersen volatility

Provisional volatility

12.41percentage 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=[[28.821011222954994,41.80261483281268,0,0,0,5.530487099386787,0,0,0,7.289135716765012,0,7.115584866365845,9.441166261714681],[29.758323825329324,41.45835494243336,0,0,2.5101130588113265,4.657193237216056,0,0,0,16.25350067420392,0,0,5.362514262006016],[25.387067395264115,20.366575591985427,17.62295081967213,7.377049180327869,4.04143897996357,0,0,0,0,14.093806921675775,0,0,11.11111111111111]]

pedersen volatility

Provisional volatility

32.28percentage 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=[[28.821011222954994,41.80261483281268,0,0,0,5.530487099386787,0,0,0,7.289135716765012,0,7.115584866365845,9.441166261714681],[29.758323825329324,41.45835494243336,0,0,2.5101130588113265,4.657193237216056,0,0,0,16.25350067420392,0,0,5.362514262006016],[25.387067395264115,20.366575591985427,17.62295081967213,7.377049180327869,4.04143897996357,0,0,0,0,14.093806921675775,0,0,11.11111111111111]]

pedersen volatility

Provisional volatility

22.35percentage 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=[[28.821011222954994,41.80261483281268,0,0,0,5.530487099386787,0,0,0,7.289135716765012,0,7.115584866365845,9.441166261714681],[29.758323825329324,41.45835494243336,0,0,2.5101130588113265,4.657193237216056,0,0,0,16.25350067420392,0,0,5.362514262006016],[25.387067395264115,20.366575591985427,17.62295081967213,7.377049180327869,4.04143897996357,0,0,0,0,14.093806921675775,0,0,11.11111111111111]]

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?
YENSY CORELLA MURILLOREGIDURÍAS PROPIETARIAS2024UNIDAD SOCIAL CRISTIANAprincipal
ROY ISIDRO CHAVES GOMEZREGIDURÍAS PROPIETARIAS2024UNIDAD SOCIAL CRISTIANAprincipal
VIVIANA ELIZABETH VIQUEZ QUESADAREGIDURÍAS PROPIETARIAS2024UNIDAD SOCIAL CRISTIANAprincipal
TATIANA BOLAÑOS UGALDEREGIDURÍAS PROPIETARIAS2024LIBERACIÓN NACIONALprincipal
LUIS FERNANDO TREJOS MADRIGALREGIDURÍAS PROPIETARIAS2024LIBERACIÓN NACIONALprincipal
JOHANNA PATRICIA OREAMUNO ROJASREGIDURÍAS SUPLENTES2024UNIDAD SOCIAL CRISTIANAsubstitute
JOSE HERIBERTO SALAZAR AGUEROREGIDURÍAS SUPLENTES2024UNIDAD SOCIAL CRISTIANAsubstitute
ANDREA RODRIGUEZ BALLESTEROREGIDURÍAS SUPLENTES2024UNIDAD SOCIAL CRISTIANAsubstitute
KATIA VILLALOBOS SOLISREGIDURÍAS SUPLENTES2024LIBERACIÓN NACIONALsubstitute
MARCO VINICIO VALVERDE SOLISREGIDURÍAS SUPLENTES2024LIBERACIÓN NACIONALsubstitute
MARVIN ROJAS CAMPOSREGIDORES(AS) PROPIETARIOS(AS)2020UNIDAD SOCIAL CRISTIANAprincipal
MARGOT CAMACHO JIMENEZREGIDORES(AS) PROPIETARIOS(AS)2020UNIDAD SOCIAL CRISTIANAprincipal
MARCO VINICIO VALVERDE SOLISREGIDORES(AS) PROPIETARIOS(AS)2020LIBERACIÓN NACIONALprincipal
TATIANA BOLAÑOS UGALDEREGIDORES(AS) PROPIETARIOS(AS)2020LIBERACIÓN NACIONALprincipal
GLORIA ELENA MADRIGAL CASTROREGIDORES(AS) PROPIETARIOS(AS)2020REPUBLICANO SOCIAL CRISTIANOprincipal
MARIA GABRIELA CRUZ SOTOREGIDORES(AS) SUPLENTES2020UNIDAD SOCIAL CRISTIANAsubstitute
CARLOS MARIO BRENES MELENDEZREGIDORES(AS) SUPLENTES2020UNIDAD SOCIAL CRISTIANAsubstitute
KATIA VILLALOBOS SOLISREGIDORES(AS) SUPLENTES2020LIBERACIÓN NACIONALsubstitute
JOSE IGNACIO MURILLO SOTOREGIDORES(AS) SUPLENTES2020LIBERACIÓN NACIONALsubstitute
INGRID GISELLA MURILLO ALFAROREGIDORES(AS) SUPLENTES2020REPUBLICANO SOCIAL CRISTIANOsubstitute
JORGE LUIS ALFARO GOMEZREGIDORES(AS) PROPIETARIOS(AS)2016LIBERACIÓN NACIONALprincipal
MARIA ANA CHAVES MURILLOREGIDORES(AS) PROPIETARIOS(AS)2016LIBERACIÓN NACIONALprincipal
GERMAN ALONSO HERRERA VARGASREGIDORES(AS) PROPIETARIOS(AS)2016UNIDAD SOCIAL CRISTIANAprincipal
MARVIN ROJAS CAMPOSREGIDORES(AS) PROPIETARIOS(AS)2016ACCIÓN CIUDADANAprincipal
GLORIA ELENA MADRIGAL CASTROREGIDORES(AS) PROPIETARIOS(AS)2016REPUBLICANO SOCIAL CRISTIANOprincipal
ELIETH GONZALEZ MIRANDAREGIDORES(AS) SUPLENTES2016LIBERACIÓN NACIONALsubstitute
LUIS GERARDO CASTRO ALFAROREGIDORES(AS) SUPLENTES2016LIBERACIÓN NACIONALsubstitute
KEYLOR GERARDO RODRIGUEZ RODRIGUEZREGIDORES(AS) SUPLENTES2016UNIDAD SOCIAL CRISTIANAsubstitute
DANIELA FERNANDA CAMPOS DURANREGIDORES(AS) SUPLENTES2016ACCIÓN CIUDADANAsubstitute
CARMEN EUGENIA BARRANTES VARGASREGIDORES(AS) SUPLENTES2016REPUBLICANO SOCIAL CRISTIANOsubstitute

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. “POÁS — Municipal council.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/CR-C-ALAJUELA-POAS. Sources: costa-rica--url-ae6cfb21525f974d8912a00e, costa-rica--url-9b0bf8940eb485b811da317e, costa-rica--url-f8a1e09c9e89a7e5e9c55114, costa-rica--Sc1df243471, costa-rica--S9f25ea0c9f, costa-rica--Sfa91292290, costa-rica--Sf78d58d062, costa-rica--S79669f3e5d, costa-rica--S06946938a3.