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

Office briefing

MONCLOVA — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · MONCLOVA / COAHUILA · municipal · Municipal governmentMX-M-5-18

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
MONCLOVA / COAHUILA
Next election
2027-06-06
Linked upcoming event
next-d856a347522a3a8a9030ad86
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

  • PRI_PRD_UDC53.9%
  • PT_MORENA25.4%
  • PAN11.9%
  • PVEM4.8%
  • MC1.2%
Results for event-7ff7709d32bb9bddae2556f0
Label / candidateParty codeVotesShareSeatsStatus
PRI_PRD_UDCmexico/S27752c3bd0/202462,94453.9%UnknownRecorded
PT_MORENAmexico/S27752c3bd0/202429,70025.4%UnknownRecorded
PANmexico/S27752c3bd0/202413,95111.9%UnknownRecorded
PVEMmexico/S27752c3bd0/20245,5774.8%UnknownRecorded
MCmexico/S27752c3bd0/20241,4571.2%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PAN31.2%
  • PRI_PRD30.3%
  • MORENA19.3%
  • FXM13.4%
  • MC2.0%
  • UDC1.0%
  • PVEM0.7%
  • RSP0.4%
  • PES0.3%
Results for event-dd16b7585b8c76443ff76683
Label / candidateParty codeVotesShareSeatsStatus
PANmexico/S9b294a5a22/202130,63631.2%UnknownRecorded
PRI_PRDmexico/S9b294a5a22/202129,70730.3%UnknownRecorded
MORENAmexico/S9b294a5a22/202118,93119.3%UnknownRecorded
FXMmexico/S9b294a5a22/202113,17513.4%UnknownRecorded
MCmexico/S9b294a5a22/20211,9212%UnknownRecorded
UDCmexico/S9b294a5a22/20219351%UnknownRecorded
PVEMmexico/S9b294a5a22/20216390.7%UnknownRecorded
RSPmexico/S9b294a5a22/20214050.4%UnknownRecorded
PESmexico/S9b294a5a22/20212940.3%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PAN_UDC_MC36.5%
  • PRI_PVEM_PANAL29.0%
  • PT_MORENA_ES12.2%
  • CAND_IND110.5%
  • CAND_IND35.2%
  • PRD3.7%
  • CAND_IND40.8%
  • CAND_IND20.0%
Results for event-472ff17ee59ebf879d299f35
Label / candidateParty codeVotesShareSeatsStatus
PAN_UDC_MCmexico/S1da97f6041/201839,78136.5%UnknownRecorded
PRI_PVEM_PANALmexico/S1da97f6041/201831,57229%UnknownRecorded
PT_MORENA_ESmexico/S1da97f6041/201813,29212.2%UnknownRecorded
CAND_IND1mexico/S1da97f6041/201811,40710.5%UnknownRecorded
CAND_IND3mexico/S1da97f6041/20185,7135.2%UnknownRecorded
PRDmexico/S1da97f6041/20184,0123.7%UnknownRecorded
CAND_IND4mexico/S1da97f6041/20189070.8%UnknownRecorded
CAND_IND2mexico/S1da97f6041/20180 (recorded zero)0% (recorded zero)UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

6.940–100 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=29.256615828705698, oldest_gap=7.694687113344081, previous_gap=0.9612698281303373

pedersen volatility

Provisional volatility

39.72percentage 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=[[12.27767559337845,0,0,0,4.908078043457216,1.2822430893521901,0,81.53200327381214],[31.700174870399305,0,0,0,0.6611963618679055,1.9877280299659572,19.588588930393303,46.062311807373526],[0,0,3.760638896179371,0,0,0,0,96.23936110382063]]

pedersen volatility

Provisional volatility

53.94percentage 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: Previous interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[[12.27767559337845,0,0,0,4.908078043457216,1.2822430893521901,0,81.53200327381214],[31.700174870399305,0,0,0,0.6611963618679055,1.9877280299659572,19.588588930393303,46.062311807373526],[0,0,3.760638896179371,0,0,0,0,96.23936110382063]]

pedersen volatility

Provisional volatility

46.83percentage 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=[[12.27767559337845,0,0,0,4.908078043457216,1.2822430893521901,0,81.53200327381214],[31.700174870399305,0,0,0,0.6611963618679055,1.9877280299659572,19.588588930393303,46.062311807373526],[0,0,3.760638896179371,0,0,0,0,96.23936110382063]]

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. “MONCLOVA — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-5-18. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S27752c3bd0, mexico--S9b294a5a22, mexico--S1da97f6041.