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

Office briefing

CONCEPCION DEL ORO — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · CONCEPCION DEL ORO / ZACATECAS · municipal · Municipal governmentMX-M-32-7

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 DEL ORO / ZACATECAS
Next election
2027-06-06
Linked upcoming event
next-1fc324f35de375f12ff92184
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

  • NAZ41.2%
  • PRI37.2%
  • PT7.5%
  • MORENA5.3%
  • PVEM4.3%
  • FMZ0.7%
  • PAN0.5%
  • RPZ0.5%
Results for event-f728429b72c6f76cb525d166
Label / candidateParty codeVotesShareSeatsStatus
NAZmexico/S96a329e80a/20242,81541.2%UnknownRecorded
PRImexico/S96a329e80a/20242,54437.2%UnknownRecorded
PTmexico/S96a329e80a/20245157.5%UnknownRecorded
MORENAmexico/S96a329e80a/20243625.3%UnknownRecorded
PVEMmexico/S96a329e80a/20242974.3%UnknownRecorded
FMZmexico/S96a329e80a/2024470.7%UnknownRecorded
PANmexico/S96a329e80a/2024320.5%UnknownRecorded
RPZmexico/S96a329e80a/2024310.5%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PANALZ46.8%
  • PAN_PRI_PRD36.9%
  • MORENA5.8%
  • MC3.5%
  • PVEM2.2%
  • PES1.4%
  • PT0.9%
  • FAM0.1%
  • PAZ0.0%
  • PP0.0%
Results for event-2f371aa87f2cb654d719d626
Label / candidateParty codeVotesShareSeatsStatus
PANALZmexico/Sb8d37b1022/20213,13246.8%UnknownRecorded
PAN_PRI_PRDmexico/Sb8d37b1022/20212,46936.9%UnknownRecorded
MORENAmexico/Sb8d37b1022/20213905.8%UnknownRecorded
MCmexico/Sb8d37b1022/20212363.5%UnknownRecorded
PVEMmexico/Sb8d37b1022/20211462.2%UnknownRecorded
PESmexico/Sb8d37b1022/2021941.4%UnknownRecorded
PTmexico/Sb8d37b1022/2021620.9%UnknownRecorded
FAMmexico/Sb8d37b1022/202180.1%UnknownRecorded
PAZmexico/Sb8d37b1022/202120%UnknownRecorded
PPmexico/Sb8d37b1022/202110%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PRI31.1%
  • PANAL29.9%
  • PVEM19.8%
  • PT_MORENA_ES8.5%
  • PAZ3.0%
  • PAN_PRD_MC3.0%
  • PP0.4%
Results for event-e2ad45cd2097bba99f5098ea
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/Sdc5733ea6a/20182,07331.1%UnknownRecorded
PANALmexico/Sdc5733ea6a/20181,99229.9%UnknownRecorded
PVEMmexico/Sdc5733ea6a/20181,31519.8%UnknownRecorded
PT_MORENA_ESmexico/Sdc5733ea6a/20185678.5%UnknownRecorded
PAZmexico/Sdc5733ea6a/20181993%UnknownRecorded
PAN_PRD_MCmexico/Sdc5733ea6a/20181983%UnknownRecorded
PPmexico/Sdc5733ea6a/2018290.4%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

71.920–100 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=4.079482161673944, oldest_gap=1.2709869763062933, previous_gap=10.137614678899084

pedersen volatility

Provisional volatility

47.82percentage 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=[[0.4817100707511666,38.29595062471775,0,7.752521451151588,4.470871594159266,0,5.449345175372573,43.54960108384766],[0,0,0,0.9480122324159022,2.232415902140673,3.6085626911314983,5.963302752293578,87.24770642201835],[0,32.52785187509807,0,0,20.633924368429312,0,0,46.83822375647262]]

pedersen volatility

Provisional volatility

50.93percentage 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=[[0.4817100707511666,38.29595062471775,0,7.752521451151588,4.470871594159266,0,5.449345175372573,43.54960108384766],[0,0,0,0.9480122324159022,2.232415902140673,3.6085626911314983,5.963302752293578,87.24770642201835],[0,32.52785187509807,0,0,20.633924368429312,0,0,46.83822375647262]]

pedersen volatility

Provisional volatility

49.37percentage 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=[[0.4817100707511666,38.29595062471775,0,7.752521451151588,4.470871594159266,0,5.449345175372573,43.54960108384766],[0,0,0,0.9480122324159022,2.232415902140673,3.6085626911314983,5.963302752293578,87.24770642201835],[0,32.52785187509807,0,0,20.633924368429312,0,0,46.83822375647262]]

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. “CONCEPCION DEL ORO — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-32-7. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S96a329e80a, mexico--Sb8d37b1022, mexico--Sdc5733ea6a.