Skip to observatory content

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

Center forDigital DemocracyElection database
Back to the Center

Office briefing

TEPIC — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · TEPIC / NAYARIT · municipal · Municipal governmentMX-M-18-17

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
TEPIC / NAYARIT
Next election
2027-06-06
Linked upcoming event
next-f27ce00c1f96622cd02d4fd2
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_MORENA_FXMN37.5%
  • MC27.0%
  • PAN_PRI_PRD21.5%
  • NAN_MLN5.7%
  • RSPN5.3%
  • PVEM0.0%
  • PT0.0%
  • MORENA0.0%
  • MLN0.0%
  • FXMN0.0%
Results for event-480396566fa5f6cc133c8c08
Label / candidateParty codeVotesShareSeatsStatus
PVEM_PT_MORENA_FXMNmexico/Sac0b0746be/202467,13537.5%UnknownRecorded
MCmexico/Sac0b0746be/202448,27227%UnknownRecorded
PAN_PRI_PRDmexico/Sac0b0746be/202438,51221.5%UnknownRecorded
NAN_MLNmexico/Sac0b0746be/202410,2795.7%UnknownRecorded
RSPNmexico/Sac0b0746be/20249,4675.3%UnknownRecorded
PVEMmexico/Sac0b0746be/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PTmexico/Sac0b0746be/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MORENAmexico/Sac0b0746be/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MLNmexico/Sac0b0746be/20240 (recorded zero)0% (recorded zero)UnknownRecorded
FXMNmexico/Sac0b0746be/20240 (recorded zero)0% (recorded zero)UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PT_PVEM_MORENA_NAN50.9%
  • PAN_PRI_PRD20.3%
  • MC16.7%
  • MLN4.7%
  • PES1.9%
  • RSP1.5%
  • VIVA1.2%
  • FXM0.7%
  • PT0.0%
  • PVEM0.0%
  • MORENA0.0%
  • NAN0.0%
Results for event-40cee0febe1b9589b467a6c7
Label / candidateParty codeVotesShareSeatsStatus
PT_PVEM_MORENA_NANmexico/S51504a373a/202181,39750.9%UnknownRecorded
PAN_PRI_PRDmexico/S51504a373a/202132,42020.3%UnknownRecorded
MCmexico/S51504a373a/202126,68116.7%UnknownRecorded
MLNmexico/S51504a373a/20217,4414.7%UnknownRecorded
PESmexico/S51504a373a/20213,0891.9%UnknownRecorded
RSPmexico/S51504a373a/20212,4341.5%UnknownRecorded
VIVAmexico/S51504a373a/20211,8951.2%UnknownRecorded
FXMmexico/S51504a373a/20211,0570.7%UnknownRecorded
PTmexico/S51504a373a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PVEMmexico/S51504a373a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
MORENAmexico/S51504a373a/20210 (recorded zero)0% (recorded zero)UnknownRecorded
NANmexico/S51504a373a/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2017

Special · Legal certification not established · candidate marks

  • PAN_PRD_PT_PRS29.0%
  • CAND_IND5519.8%
  • PRI16.2%
  • CAND_IND5314.9%
  • MORENA9.6%
  • MC2.4%
  • PVEM1.9%
  • CAND_IND541.4%
  • PANAL1.4%
  • ES0.8%
Results for event-83a2b357c1175cff909aa7ac
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRD_PT_PRSmexico/Se189e37e6a/201751,52229%UnknownRecorded
CAND_IND55mexico/Se189e37e6a/201735,08219.8%UnknownRecorded
PRImexico/Se189e37e6a/201728,82516.2%UnknownRecorded
CAND_IND53mexico/Se189e37e6a/201726,47614.9%UnknownRecorded
MORENAmexico/Se189e37e6a/201716,9659.6%UnknownRecorded
MCmexico/Se189e37e6a/20174,1842.4%UnknownRecorded
PVEMmexico/Se189e37e6a/20173,4171.9%UnknownRecorded
CAND_IND54mexico/Se189e37e6a/20172,4561.4%UnknownRecorded
PANALmexico/Se189e37e6a/20172,4361.4%UnknownRecorded
ESmexico/Se189e37e6a/20171,3600.8%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

15.690–100 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=10.861716523191198, oldest_gap=9.518130185325639, previous_gap=31.312414489751557

pedersen volatility

Provisional volatility

10.74percentage 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=[[0,0,0,0,0,27.796044107908905,0,72.20395589209109],[0,0,0,0,0,17.057935990384493,0,82.9420640096155],[0,16.68857071727564,0,0,1.978312095088668,2.4223757113991766,9.822085072630744,69.08865640360577]]

pedersen volatility

Provisional volatility

28.49percentage 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=[[0,0,0,0,0,27.796044107908905,0,72.20395589209109],[0,0,0,0,0,17.057935990384493,0,82.9420640096155],[0,16.68857071727564,0,0,1.978312095088668,2.4223757113991766,9.822085072630744,69.08865640360577]]

pedersen volatility

Provisional volatility

19.61percentage 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=[[0,0,0,0,0,27.796044107908905,0,72.20395589209109],[0,0,0,0,0,17.057935990384493,0,82.9420640096155],[0,16.68857071727564,0,0,1.978312095088668,2.4223757113991766,9.822085072630744,69.08865640360577]]

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. “TEPIC — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-18-17. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--Sac0b0746be, mexico--S51504a373a, mexico--Se189e37e6a.