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

Office briefing

ATOLINGA — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · ATOLINGA / ZACATECAS · municipal · Municipal governmentMX-M-32-3

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
ATOLINGA / ZACATECAS
Next election
2027-06-06
Linked upcoming event
next-da68e61024d294eb522bc5f7
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_MORENA50.9%
  • PAN_PRI_PRD41.4%
  • PT_NAZ_PES2.5%
Results for event-ccc245925bea580d9b4f140c
Label / candidateParty codeVotesShareSeatsStatus
PVEM_MORENAmexico/S3be1e76529/202474650.9%UnknownRecorded
PAN_PRI_PRDmexico/S3be1e76529/202460641.4%UnknownRecorded
PT_NAZ_PESmexico/S3be1e76529/2024362.5%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PAN_PRI_PRD55.1%
  • PVEM30.6%
  • MORENA6.6%
  • PES3.1%
  • PANALZ0.9%
Results for event-0382e490b678df6ee62d5b60
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRI_PRDmexico/S87d357c8b1/202184755.1%UnknownRecorded
PVEMmexico/S87d357c8b1/202147130.6%UnknownRecorded
MORENAmexico/S87d357c8b1/20211026.6%UnknownRecorded
PESmexico/S87d357c8b1/2021483.1%UnknownRecorded
PANALZmexico/S87d357c8b1/2021140.9%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PVEM40.8%
  • PAN_PRD_MC28.5%
  • PRI20.4%
  • PAZ0.1%
Results for event-df16042ff2bd5ffbf8f2c249
Label / candidateParty codeVotesShareSeatsStatus
PVEMmexico/S3ce3a3ccff/201865640.8%UnknownRecorded
PAN_PRD_MCmexico/S3ce3a3ccff/201845928.5%UnknownRecorded
PRImexico/S3ce3a3ccff/201832820.4%UnknownRecorded
PAZmexico/S3ce3a3ccff/201820.1%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

24.870–100 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=10.086455331412104, oldest_gap=13.633217993079583, previous_gap=25.37112010796221

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: Latest interval · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Latest interval, vectors=[null,[0,0,0,0,31.781376518218625,0,6.882591093117409,61.336032388663966],[0,22.698961937716263,0,0,45.397923875432525,0,0,31.903114186851212]]

pedersen volatility

Provisional volatility

36.32percentage 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

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[null,[0,0,0,0,31.781376518218625,0,6.882591093117409,61.336032388663966],[0,22.698961937716263,0,0,45.397923875432525,0,0,31.903114186851212]]

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=[null,[0,0,0,0,31.781376518218625,0,6.882591093117409,61.336032388663966],[0,22.698961937716263,0,0,45.397923875432525,0,0,31.903114186851212]]

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

No open research issues attached to this office.

Sources

Cite this record

Center for Digital Democracy. “ATOLINGA — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-32-3. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S3be1e76529, mexico--S87d357c8b1, mexico--S3ce3a3ccff.