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

Office briefing

CONCEPCION DE BUENOS AIRES — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · CONCEPCION DE BUENOS AIRES / JALISCO · municipal · Municipal governmentMX-M-14-27

Read the complete original research briefing

INE result distributions kept separate. Certified seats, supplementary elections, coalition and boundary audit remain.

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

Geography
CONCEPCION DE BUENOS AIRES / JALISCO
Next election
2027-06-06
Linked upcoming event
next-57b32a9b18d5a1e11f0d1c96
Registry qualification
Unknown

2. How certain is that date?

2027-06-06 is expected (not formally called). Day precision. A date without a formal call is not confirmed.

3. Who won earlier selected elections?

2024

Special · Legal certification not established · candidate marks

  • PVEM_PT_MORENA_HAGAMOS_FUTURO39.0%
  • MC36.9%
  • PAN_PRI_PRD21.7%
Results for event-3bf69971d630624202e2a747
Label / candidateParty codeVotesShareSeatsStatus
PVEM_PT_MORENA_HAGAMOS_FUTUROmexico/S8e32f4b277/20241,49939%UnknownRecorded
MCmexico/S8e32f4b277/20241,41836.9%UnknownRecorded
PAN_PRI_PRDmexico/S8e32f4b277/202483421.7%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PES48.6%
  • PVEM29.9%
  • PRI9.1%
  • MC4.5%
  • MORENA2.3%
  • PAN1.8%
  • HAGAMOS0.6%
  • FM0.1%
Results for event-f3b5cc0d9ca0e35270c798d9
Label / candidateParty codeVotesShareSeatsStatus
PESmexico/S8eaedb2ad8/20211,78548.6%UnknownRecorded
PVEMmexico/S8eaedb2ad8/20211,09929.9%UnknownRecorded
PRImexico/S8eaedb2ad8/20213359.1%UnknownRecorded
MCmexico/S8eaedb2ad8/20211664.5%UnknownRecorded
MORENAmexico/S8eaedb2ad8/2021842.3%UnknownRecorded
PANmexico/S8eaedb2ad8/2021681.8%UnknownRecorded
HAGAMOSmexico/S8eaedb2ad8/2021220.6%UnknownRecorded
FMmexico/S8eaedb2ad8/202140.1%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PVEM16.9%
  • MC10.9%
  • PRI6.7%
  • PAN3.9%
Results for event-e660a307c0b07eb548e42eff
Label / candidateParty codeVotesShareSeatsStatus
PVEMmexico/Sdfd55db173/20181,52916.9%UnknownRecorded
MCmexico/Sdfd55db173/201899310.9%UnknownRecorded
PRImexico/Sdfd55db173/20186066.7%UnknownRecorded
PANmexico/Sdfd55db173/20183583.9%UnknownRecorded

4. Competition and volatility

competition index

Withheld

Unknown0–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Comparison unavailable · INE result distributions kept separate. Certified seats, supplementary elections, coalition and boundary audit remain.

Method ci.weighted-gap.v1. Inputs: latest_gap=2.1594241535590513, oldest_gap=null, previous_gap=19.253438113948917

pedersen volatility

Provisional volatility

44.51percentage points

Grouped Pedersen lower bound (percentage points). Seven exact standalone INE party labels. Joint coalition combinations, independents and other parties remain Other, without allocating coalition votes. This coarse grouped comparison can conceal coalition-member shifts and requires the stated geographic/event review. 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=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Latest interval, vectors=[[0,0,0,0,0,37.80325246600906,0,62.19674753399093],[1.908504069604266,9.402189166432782,0,0,30.844793713163064,4.658995228739826,2.357563850687623,50.82795397137243],null]

pedersen volatility

Withheld volatility

Unknownpercentage points

Grouped Pedersen lower bound (percentage points). Seven exact standalone INE party labels. Joint coalition combinations, independents and other parties remain Other, without allocating coalition votes. This coarse grouped comparison can conceal coalition-member shifts and requires the stated geographic/event review. 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[[0,0,0,0,0,37.80325246600906,0,62.19674753399093],[1.908504069604266,9.402189166432782,0,0,30.844793713163064,4.658995228739826,2.357563850687623,50.82795397137243],null]

pedersen volatility

Withheld volatility

Unknownpercentage points

Grouped Pedersen lower bound (percentage points). Seven exact standalone INE party labels. Joint coalition combinations, independents and other parties remain Other, without allocating coalition votes. This coarse grouped comparison can conceal coalition-member shifts and requires the stated geographic/event review. 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Both intervals mean, vectors=[[0,0,0,0,0,37.80325246600906,0,62.19674753399093],[1.908504069604266,9.402189166432782,0,0,30.844793713163064,4.658995228739826,2.357563850687623,50.82795397137243],null]

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.

No officeholder observation supplied.

6. Polling context

No local poll supplied.

7. Unresolved issues and sources

  • other · open

    Reconciliation required: {"id": "MX-M-14-27", "year": 2018, "issue": "Reconciliation required", "total_delta": -5259.0, "duplicate_actor": false, "segments": 1}

Sources

Cite this record

Center for Digital Democracy. “CONCEPCION DE BUENOS AIRES — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-14-27. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S8e32f4b277, mexico--S8eaedb2ad8, mexico--Sdfd55db173.