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

Office briefing

ZIHUATANEJO DE AZUETA — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · ZIHUATANEJO DE AZUETA / GUERRERO · municipal · Municipal governmentMX-M-12-39

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
ZIHUATANEJO DE AZUETA / GUERRERO
Next election
2027-06-06
Linked upcoming event
next-160b3001663be38f5da1473f
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

  • PAN_PRI_PRD47.9%
  • MORENA40.8%
  • PVEM1.8%
  • MC1.1%
  • PES0.9%
  • PT0.9%
  • MLGRO0.5%
  • PAC0.4%
Results for event-e583d6561babeffb98ded1a4
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRI_PRDmexico/S162515409e/202426,30547.9%UnknownRecorded
MORENAmexico/S162515409e/202422,40440.8%UnknownRecorded
PVEMmexico/S162515409e/20249851.8%UnknownRecorded
MCmexico/S162515409e/20245821.1%UnknownRecorded
PESmexico/S162515409e/20245170.9%UnknownRecorded
PTmexico/S162515409e/20245080.9%UnknownRecorded
MLGROmexico/S162515409e/20242550.5%UnknownRecorded
PACmexico/S162515409e/20242320.4%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PRI_PRD50.2%
  • MORENA38.0%
  • PES3.9%
  • PT3.0%
  • MC0.7%
  • FXP0.6%
  • PAN0.4%
  • PVEM0.4%
Results for event-6623442f46f805f67a93a7ab
Label / candidateParty codeVotesShareSeatsStatus
PRI_PRDmexico/Sdef118cec6/202125,27750.2%UnknownRecorded
MORENAmexico/Sdef118cec6/202119,11738%UnknownRecorded
PESmexico/Sdef118cec6/20211,9543.9%UnknownRecorded
PTmexico/Sdef118cec6/20211,5303%UnknownRecorded
MCmexico/Sdef118cec6/20213420.7%UnknownRecorded
FXPmexico/Sdef118cec6/20213070.6%UnknownRecorded
PANmexico/Sdef118cec6/20212130.4%UnknownRecorded
PVEMmexico/Sdef118cec6/20211780.4%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PRI_PVEM42.7%
  • PAN_PRD_MC24.1%
  • MORENA_ES20.7%
  • CG3.8%
  • PT1.9%
  • PANAL0.3%
  • IHG0.2%
  • PSG0.1%
  • PSM0.1%
Results for event-48306fcaf4c334f2e1e28ea1
Label / candidateParty codeVotesShareSeatsStatus
PRI_PVEMmexico/S24a1c12373/201823,62142.7%UnknownRecorded
PAN_PRD_MCmexico/S24a1c12373/201813,32024.1%UnknownRecorded
MORENA_ESmexico/S24a1c12373/201811,42120.7%UnknownRecorded
CGmexico/S24a1c12373/20182,0753.8%UnknownRecorded
PTmexico/S24a1c12373/20181,0241.9%UnknownRecorded
PANALmexico/S24a1c12373/20181570.3%UnknownRecorded
IHGmexico/S24a1c12373/20181350.2%UnknownRecorded
PSGmexico/S24a1c12373/2018530.1%UnknownRecorded
PSMmexico/S24a1c12373/2018410.1%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

48.580–100 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=7.532633042403646, oldest_gap=19.868073369722453, previous_gap=12.592501737601701

pedersen volatility

Provisional volatility

6.14percentage 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=[[0,0,0,0.9809222213640225,1.9019850158337839,1.1238124662083881,43.260987101258976,52.73229319533482],[0.43542254384888995,0,0,3.127683061449773,0.3638742385216076,0.6991291549123022,39.079684369761644,56.29420663150579],[0,0,0,1.975041950353926,0,0,0,98.02495804964606]]

pedersen volatility

Provisional volatility

41.73percentage 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=[[0,0,0,0.9809222213640225,1.9019850158337839,1.1238124662083881,43.260987101258976,52.73229319533482],[0.43542254384888995,0,0,3.127683061449773,0.3638742385216076,0.6991291549123022,39.079684369761644,56.29420663150579],[0,0,0,1.975041950353926,0,0,0,98.02495804964606]]

pedersen volatility

Provisional volatility

23.94percentage 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

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Both intervals mean, vectors=[[0,0,0,0.9809222213640225,1.9019850158337839,1.1238124662083881,43.260987101258976,52.73229319533482],[0.43542254384888995,0,0,3.127683061449773,0.3638742385216076,0.6991291549123022,39.079684369761644,56.29420663150579],[0,0,0,1.975041950353926,0,0,0,98.02495804964606]]

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. “ZIHUATANEJO DE AZUETA — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-12-39. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S162515409e, mexico--Sdef118cec6, mexico--S24a1c12373.