Skip to observatory content

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

Office briefing

CARDENAS — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · CARDENAS / TABASCO · municipal · Municipal governmentMX-M-27-2

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
CARDENAS / TABASCO
Next election
2027-06-06
Linked upcoming event
next-711e016b5aec2a59a9973f3e
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_MORENA62.2%
  • PRD23.1%
  • CAND_IND14.1%
  • MC2.1%
  • PT1.6%
  • PRI1.3%
Results for event-7568ab42e310939c1cd4c9e4
Label / candidateParty codeVotesShareSeatsStatus
PVEM_MORENAmexico/S8458758329/202462,45262.2%UnknownRecorded
PRDmexico/S8458758329/202423,15123.1%UnknownRecorded
CAND_IND1mexico/S8458758329/20244,1174.1%UnknownRecorded
MCmexico/S8458758329/20242,0632.1%UnknownRecorded
PTmexico/S8458758329/20241,5781.6%UnknownRecorded
PRImexico/S8458758329/20241,3451.3%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • MORENA60.4%
  • PRD27.2%
  • PAN_PRI2.2%
  • PVEM1.8%
  • PES1.5%
  • PT1.4%
  • RSP1.3%
  • MC1.0%
  • FXM0.0%
Results for event-04ff68621c6834d12231d327
Label / candidateParty codeVotesShareSeatsStatus
MORENAmexico/Sa04d14bb34/202151,40760.4%UnknownRecorded
PRDmexico/Sa04d14bb34/202123,14327.2%UnknownRecorded
PAN_PRImexico/Sa04d14bb34/20211,8652.2%UnknownRecorded
PVEMmexico/Sa04d14bb34/20211,5321.8%UnknownRecorded
PESmexico/Sa04d14bb34/20211,2501.5%UnknownRecorded
PTmexico/Sa04d14bb34/20211,1831.4%UnknownRecorded
RSPmexico/Sa04d14bb34/20211,1381.3%UnknownRecorded
MCmexico/Sa04d14bb34/20218181%UnknownRecorded
FXMmexico/Sa04d14bb34/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PT_MORENA62.1%
  • PAN_PRD_MC25.9%
  • PRI5.5%
  • PVEM1.2%
  • PANAL0.8%
  • ES0.7%
Results for event-d2b4dd046b22492a7b7c5f75
Label / candidateParty codeVotesShareSeatsStatus
PT_MORENAmexico/Scc3e01de49/201871,06462.1%UnknownRecorded
PAN_PRD_MCmexico/Scc3e01de49/201829,63825.9%UnknownRecorded
PRImexico/Scc3e01de49/20186,3085.5%UnknownRecorded
PVEMmexico/Scc3e01de49/20181,4221.2%UnknownRecorded
PANALmexico/Scc3e01de49/20188790.8%UnknownRecorded
ESmexico/Scc3e01de49/20188010.7%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=41.49789876037421, oldest_gap=37.621694274920074, previous_gap=34.327633113097555

pedersen volatility

Provisional volatility

67.96percentage 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=[[0,1.4201845711992904,24.445124912888307,1.6662091102992418,0,2.17832027537854,0,70.29016113023462],[0,0,28.10799650213758,1.4367955693742713,1.8606684803731053,0.9934900893898173,62.435629615235136,5.16541974349009],[0,5.728712583551293,0,0,1.2914123801220576,0,0,92.97987503632665]]

pedersen volatility

Provisional volatility

93.54percentage 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=[[0,1.4201845711992904,24.445124912888307,1.6662091102992418,0,2.17832027537854,0,70.29016113023462],[0,0,28.10799650213758,1.4367955693742713,1.8606684803731053,0.9934900893898173,62.435629615235136,5.16541974349009],[0,5.728712583551293,0,0,1.2914123801220576,0,0,92.97987503632665]]

pedersen volatility

Provisional volatility

80.75percentage 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=[[0,1.4201845711992904,24.445124912888307,1.6662091102992418,0,2.17832027537854,0,70.29016113023462],[0,0,28.10799650213758,1.4367955693742713,1.8606684803731053,0.9934900893898173,62.435629615235136,5.16541974349009],[0,5.728712583551293,0,0,1.2914123801220576,0,0,92.97987503632665]]

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. “CARDENAS — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-27-2. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S8458758329, mexico--Sa04d14bb34, mexico--Scc3e01de49.