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

Office briefing

TETELA DEL VOLCAN — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · TETELA DEL VOLCAN / MORELOS · municipal · Municipal governmentMX-M-17-22

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
TETELA DEL VOLCAN / MORELOS
Next election
2027-06-06
Linked upcoming event
next-bdeaf4444c4abee52ad7065c
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

  • MC50.1%
  • PVEM14.0%
  • MORENA10.0%
  • PT6.9%
  • PES6.3%
  • PAN_PRI_PRD_RSPM4.4%
  • MAS4.3%
  • PNAM1.9%
  • PROGRESA0.1%
Results for event-04105a0c071ec1b8dba8bc59
Label / candidateParty codeVotesShareSeatsStatus
MCmexico/S188ebfbae0/20244,05350.1%UnknownRecorded
PVEMmexico/S188ebfbae0/20241,13614%UnknownRecorded
MORENAmexico/S188ebfbae0/202481210%UnknownRecorded
PTmexico/S188ebfbae0/20245556.9%UnknownRecorded
PESmexico/S188ebfbae0/20245136.3%UnknownRecorded
PAN_PRI_PRD_RSPMmexico/S188ebfbae0/20243594.4%UnknownRecorded
MASmexico/S188ebfbae0/20243474.3%UnknownRecorded
PNAMmexico/S188ebfbae0/20241561.9%UnknownRecorded
PROGRESAmexico/S188ebfbae0/202480.1%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • MORENA_PANALM_PESM28.6%
  • MC27.4%
  • PES17.1%
  • RSP13.5%
  • PHM6.3%
  • PVEM1.8%
  • BC1.6%
  • PT0.6%
  • MAS0.5%
  • PRI_PRD0.3%
  • PAN0.3%
  • PSD0.2%
  • FUTURO0.2%
  • FM0.2%
  • PODEMOS0.0%
  • FXM0.0%
  • MP0.0%
  • PAS0.0%
  • RPM0.0%
  • APM0.0%
Results for event-8b860c88a4909106a1176c62
Label / candidateParty codeVotesShareSeatsStatus
MORENA_PANALM_PESMmexico/S1345a6e89c/20212,15128.6%UnknownRecorded
MCmexico/S1345a6e89c/20212,05927.4%UnknownRecorded
PESmexico/S1345a6e89c/20211,28417.1%UnknownRecorded
RSPmexico/S1345a6e89c/20211,01313.5%UnknownRecorded
PHMmexico/S1345a6e89c/20214746.3%UnknownRecorded
PVEMmexico/S1345a6e89c/20211331.8%UnknownRecorded
BCmexico/S1345a6e89c/20211231.6%UnknownRecorded
PTmexico/S1345a6e89c/2021470.6%UnknownRecorded
MASmexico/S1345a6e89c/2021370.5%UnknownRecorded
PRI_PRDmexico/S1345a6e89c/2021200.3%UnknownRecorded
PANmexico/S1345a6e89c/2021190.3%UnknownRecorded
PSDmexico/S1345a6e89c/2021150.2%UnknownRecorded
FUTUROmexico/S1345a6e89c/2021140.2%UnknownRecorded
FMmexico/S1345a6e89c/2021140.2%UnknownRecorded
PODEMOSmexico/S1345a6e89c/202130%UnknownRecorded
FXMmexico/S1345a6e89c/202120%UnknownRecorded
MPmexico/S1345a6e89c/202110%UnknownRecorded
PASmexico/S1345a6e89c/20210 (recorded zero)0% (recorded zero)UnknownRecorded
RPMmexico/S1345a6e89c/20210 (recorded zero)0% (recorded zero)UnknownRecorded
APMmexico/S1345a6e89c/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PT_MORENA_ES47.7%
  • PRD23.7%
  • PANAL22.7%
  • PRI2.1%
  • PAN_MC0.6%
  • PVEM0.4%
  • PSD0.2%
  • HUMANISTA0.1%
Results for event-e1165585365d9f4096835c1d
Label / candidateParty codeVotesShareSeatsStatus
PT_MORENA_ESmexico/Sa11755d5f4/20185,28547.7%UnknownRecorded
PRDmexico/Sa11755d5f4/20182,62223.7%UnknownRecorded
PANALmexico/Sa11755d5f4/20182,52122.7%UnknownRecorded
PRImexico/Sa11755d5f4/20182322.1%UnknownRecorded
PAN_MCmexico/Sa11755d5f4/2018660.6%UnknownRecorded
PVEMmexico/Sa11755d5f4/2018430.4%UnknownRecorded
PSDmexico/Sa11755d5f4/2018170.2%UnknownRecorded
HUMANISTAmexico/Sa11755d5f4/2018150.1%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

0 (recorded zero)0–100 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=36.74266280387958, oldest_gap=24.655124525506896, previous_gap=1.241733027399107

pedersen volatility

Provisional volatility

52.36percentage 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=[[0,0,0,6.990804887265399,14.309106940420708,51.05176974430029,10.227988411638746,17.420330016374862],[0.25644486435416386,0,0,0.6343636118234579,1.795114050479147,27.79052503711702,0,69.52355243622621],[0,2.147949263957041,24.27553004351449,0,0.39811128599203777,0,0,73.17840940653642]]

pedersen volatility

Provisional volatility

30.08percentage 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=[[0,0,0,6.990804887265399,14.309106940420708,51.05176974430029,10.227988411638746,17.420330016374862],[0.25644486435416386,0,0,0.6343636118234579,1.795114050479147,27.79052503711702,0,69.52355243622621],[0,2.147949263957041,24.27553004351449,0,0.39811128599203777,0,0,73.17840940653642]]

pedersen volatility

Provisional volatility

41.22percentage 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=[[0,0,0,6.990804887265399,14.309106940420708,51.05176974430029,10.227988411638746,17.420330016374862],[0.25644486435416386,0,0,0.6343636118234579,1.795114050479147,27.79052503711702,0,69.52355243622621],[0,2.147949263957041,24.27553004351449,0,0.39811128599203777,0,0,73.17840940653642]]

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. “TETELA DEL VOLCAN — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-17-22. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S188ebfbae0, mexico--S1345a6e89c, mexico--Sa11755d5f4.