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

Office briefing

TUXTLA GUTIERREZ — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · TUXTLA GUTIERREZ / CHIAPAS · municipal · Municipal governmentMX-M-7-102

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
TUXTLA GUTIERREZ / CHIAPAS
Next election
2027-06-06
Linked upcoming event
next-bbd4cd91b407074076625fdc
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

  • PVEM_PT_PCHU_MORENA_PMCH_PPCH_PES_RSP_FXM53.0%
  • PAN_PRI_PRD36.5%
  • MC7.4%
Results for event-c628ea6ac94b2449d3c5b99a
Label / candidateParty codeVotesShareSeatsStatus
PVEM_PT_PCHU_MORENA_PMCH_PPCH_PES_RSP_FXMmexico/Sac327c31e0/2024124,45853%UnknownRecorded
PAN_PRI_PRDmexico/Sac327c31e0/202485,65036.5%UnknownRecorded
MCmexico/Sac327c31e0/202417,3967.4%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • MORENA40.0%
  • PAN_PRI_PRD24.5%
  • MC19.1%
  • CAND_IND43.7%
  • PT2.3%
  • RSP1.6%
  • PVEM1.3%
  • PES1.0%
  • FXM0.8%
  • CAND_IND90.7%
  • PNA0.4%
  • PMCH0.4%
  • PCHU0.3%
  • PPCH0.3%
  • PAN0.0%
  • PRI0.0%
  • PRD0.0%
  • CAND_IND10.0%
  • CAND_IND20.0%
  • CAND_IND30.0%
  • CAND_IND50.0%
  • CAND_IND60.0%
  • CAND_IND70.0%
  • CAND_IND80.0%
  • CAND_IND100.0%
Results for event-456bb2d1cb0e8799d25e62c0
Label / candidateParty codeVotesShareSeatsStatus
MORENAmexico/S35cc4bde3a/202175,19940%UnknownRecorded
PAN_PRI_PRDmexico/S35cc4bde3a/202146,03424.5%UnknownRecorded
MCmexico/S35cc4bde3a/202135,84119.1%UnknownRecorded
CAND_IND4mexico/S35cc4bde3a/20217,0413.7%UnknownRecorded
PTmexico/S35cc4bde3a/20214,2542.3%UnknownRecorded
RSPmexico/S35cc4bde3a/20213,0581.6%UnknownRecorded
PVEMmexico/S35cc4bde3a/20212,4181.3%UnknownRecorded
PESmexico/S35cc4bde3a/20211,9141%UnknownRecorded
FXMmexico/S35cc4bde3a/20211,4500.8%UnknownRecorded
CAND_IND9mexico/S35cc4bde3a/20211,2670.7%UnknownRecorded
PNAmexico/S35cc4bde3a/20217360.4%UnknownRecorded
PMCHmexico/S35cc4bde3a/20217110.4%UnknownRecorded
PCHUmexico/S35cc4bde3a/20216470.3%UnknownRecorded
PPCHmexico/S35cc4bde3a/20216030.3%UnknownRecorded
PANmexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRImexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRDmexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND1mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND2mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND3mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND5mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND6mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND7mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND8mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND10mexico/S35cc4bde3a/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PT_MORENA_ES43.4%
  • PAN_PRD_MC39.2%
  • PRI_PVEM_PANAL_PCU13.3%
  • MVC1.8%
  • CAND_IND411.3%
  • CAND_IND421.0%
Results for event-484e46b993fbebcf00d610a5
Label / candidateParty codeVotesShareSeatsStatus
PT_MORENA_ESmexico/S5d94ffb460/2018111,49643.4%UnknownRecorded
PAN_PRD_MCmexico/S5d94ffb460/2018100,66839.2%UnknownRecorded
PRI_PVEM_PANAL_PCUmexico/S5d94ffb460/201834,30313.3%UnknownRecorded
MVCmexico/S5d94ffb460/20184,6941.8%UnknownRecorded
CAND_IND41mexico/S5d94ffb460/20183,3051.3%UnknownRecorded
CAND_IND42mexico/S5d94ffb460/20182,5711%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

22.570–100 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=17.05816161474084, oldest_gap=4.212623085392373, previous_gap=16.097873303417177

pedersen volatility

Provisional volatility

57.33percentage 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: Latest interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Latest interval, vectors=[[0,0,0,0,0,7.646458963358886,0,92.35354103664112],[0,0,0,2.3480319915219154,1.3346359556887615,19.78274908512858,41.50673665502034,35.0278463126404],null]

pedersen volatility

Withheld volatility

Unknownpercentage 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[[0,0,0,0,0,7.646458963358886,0,92.35354103664112],[0,0,0,2.3480319915219154,1.3346359556887615,19.78274908512858,41.50673665502034,35.0278463126404],null]

pedersen volatility

Withheld volatility

Unknownpercentage 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Both intervals mean, vectors=[[0,0,0,0,0,7.646458963358886,0,92.35354103664112],[0,0,0,2.3480319915219154,1.3346359556887615,19.78274908512858,41.50673665502034,35.0278463126404],null]

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. “TUXTLA GUTIERREZ — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-7-102. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--Sac327c31e0, mexico--S35cc4bde3a, mexico--S5d94ffb460.