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

Office briefing

SAN JUAN CANCUC — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · SAN JUAN CANCUC / CHIAPAS · municipal · Municipal governmentMX-M-7-79

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
SAN JUAN CANCUC / CHIAPAS
Next election
2027-06-06
Linked upcoming event
next-c9bf9cce123af52c63ab72d4
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

  • PRI68.7%
  • MORENA14.0%
  • RSP6.5%
  • PVEM1.8%
  • PES1.8%
  • PT1.3%
  • PMCH1.0%
  • PCHU0.5%
Results for event-d4b415f338971efabbc1ea4b
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/S2e7a26660b/202412,11268.7%UnknownRecorded
MORENAmexico/S2e7a26660b/20242,46414%UnknownRecorded
RSPmexico/S2e7a26660b/20241,1456.5%UnknownRecorded
PVEMmexico/S2e7a26660b/20243211.8%UnknownRecorded
PESmexico/S2e7a26660b/20243171.8%UnknownRecorded
PTmexico/S2e7a26660b/20242291.3%UnknownRecorded
PMCHmexico/S2e7a26660b/20241791%UnknownRecorded
PCHUmexico/S2e7a26660b/2024900.5%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PRI68.2%
  • MORENA17.6%
  • PVEM7.1%
  • PES0.9%
  • RSP0.8%
  • PT0.7%
  • PCHU0.5%
  • MC0.5%
  • PRD0.3%
  • PAN0.3%
  • PNA0.2%
  • FXM0.0%
  • PMCH0.0%
  • PPCH0.0%
  • CAND_IND10.0%
  • CAND_IND20.0%
  • CAND_IND30.0%
  • CAND_IND40.0%
  • CAND_IND50.0%
  • CAND_IND60.0%
  • CAND_IND70.0%
  • CAND_IND80.0%
  • CAND_IND90.0%
  • CAND_IND100.0%
  • PAN_PRI_PRD0.0%
Results for event-4731e94fb273f3949cb1c10f
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/Sa0d163dbf4/202111,59068.2%UnknownRecorded
MORENAmexico/Sa0d163dbf4/20212,98317.6%UnknownRecorded
PVEMmexico/Sa0d163dbf4/20211,2137.1%UnknownRecorded
PESmexico/Sa0d163dbf4/20211540.9%UnknownRecorded
RSPmexico/Sa0d163dbf4/20211320.8%UnknownRecorded
PTmexico/Sa0d163dbf4/20211130.7%UnknownRecorded
PCHUmexico/Sa0d163dbf4/2021860.5%UnknownRecorded
MCmexico/Sa0d163dbf4/2021800.5%UnknownRecorded
PRDmexico/Sa0d163dbf4/2021590.3%UnknownRecorded
PANmexico/Sa0d163dbf4/2021490.3%UnknownRecorded
PNAmexico/Sa0d163dbf4/2021290.2%UnknownRecorded
FXMmexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PMCHmexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PPCHmexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND1mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND2mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND3mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND4mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND5mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND6mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND7mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND8mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND9mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND10mexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRDmexico/Sa0d163dbf4/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PRI41.5%
  • PVEM31.1%
  • PT_MORENA_ES20.1%
  • MC1.2%
  • PCU1.1%
  • PANAL0.5%
  • MVC0.5%
  • PRD0.3%
Results for event-47676c1424686a7ec0ca95da
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/S55be9331c9/20187,29641.5%UnknownRecorded
PVEMmexico/S55be9331c9/20185,45931.1%UnknownRecorded
PT_MORENA_ESmexico/S55be9331c9/20183,53920.1%UnknownRecorded
MCmexico/S55be9331c9/20182101.2%UnknownRecorded
PCUmexico/S55be9331c9/20182011.1%UnknownRecorded
PANALmexico/S55be9331c9/2018960.5%UnknownRecorded
MVCmexico/S55be9331c9/2018830.5%UnknownRecorded
PRDmexico/S55be9331c9/2018550.3%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=57.23438334223172, oldest_gap=10.844796032823666, previous_gap=52.201601164483264

pedersen volatility

Provisional volatility

10.07percentage 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=[[0,71.85145636827431,0,1.35848608886516,1.9042534258764905,0,14.617073026042593,10.268731090941449],[0.29718583212032995,70.2935468219311,0.35783600194080545,0.6853469189713731,7.356865599223678,0.485201358563804,18.09194565744784,2.4320718098010676],[0,43.07220024794852,0.32469449200070843,0,32.22740421512486,1.2397426058208867,0,23.13595843910502]]

pedersen volatility

Provisional volatility

46.33percentage 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=[[0,71.85145636827431,0,1.35848608886516,1.9042534258764905,0,14.617073026042593,10.268731090941449],[0.29718583212032995,70.2935468219311,0.35783600194080545,0.6853469189713731,7.356865599223678,0.485201358563804,18.09194565744784,2.4320718098010676],[0,43.07220024794852,0.32469449200070843,0,32.22740421512486,1.2397426058208867,0,23.13595843910502]]

pedersen volatility

Provisional volatility

28.2percentage 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=[[0,71.85145636827431,0,1.35848608886516,1.9042534258764905,0,14.617073026042593,10.268731090941449],[0.29718583212032995,70.2935468219311,0.35783600194080545,0.6853469189713731,7.356865599223678,0.485201358563804,18.09194565744784,2.4320718098010676],[0,43.07220024794852,0.32469449200070843,0,32.22740421512486,1.2397426058208867,0,23.13595843910502]]

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. “SAN JUAN CANCUC — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-7-79. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S2e7a26660b, mexico--Sa0d163dbf4, mexico--S55be9331c9.