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

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Office briefing

RUIZ — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · RUIZ / NAYARIT · municipal · Municipal governmentMX-M-18-11

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
RUIZ / NAYARIT
Next election
2027-06-06
Linked upcoming event
next-ad807071317d8d9a6b041a99
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

  • NAN_MLN41.5%
  • PVEM_PT_MORENA_FXMN36.1%
  • PAN_PRI_PRD11.9%
  • MC7.1%
  • PVEM0.0%
  • PT0.0%
  • MORENA0.0%
  • MLN0.0%
  • RSPN0.0%
  • FXMN0.0%
Results for event-693d35d88852136c9f357ac1
Label / candidateParty codeVotesShareSeatsStatus
NAN_MLNmexico/S77e1cda11c/20244,81541.5%UnknownRecorded
PVEM_PT_MORENA_FXMNmexico/S77e1cda11c/20244,18336.1%UnknownRecorded
PAN_PRI_PRDmexico/S77e1cda11c/20241,38111.9%UnknownRecorded
MCmexico/S77e1cda11c/20248297.1%UnknownRecorded
PVEMmexico/S77e1cda11c/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PTmexico/S77e1cda11c/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MORENAmexico/S77e1cda11c/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MLNmexico/S77e1cda11c/20240 (recorded zero)0% (recorded zero)UnknownRecorded
RSPNmexico/S77e1cda11c/20240 (recorded zero)0% (recorded zero)UnknownRecorded
FXMNmexico/S77e1cda11c/20240 (recorded zero)0% (recorded zero)UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PT_PVEM_MORENA_NAN52.7%
  • MC21.2%
  • PAN_PRI_PRD16.8%
  • RSP3.7%
  • MLN1.4%
  • PES1.1%
  • PT0.0%
  • PVEM0.0%
  • MORENA0.0%
  • FXM0.0%
  • NAN0.0%
  • VIVA0.0%
Results for event-4f77328789dce107de3da9e3
Label / candidateParty codeVotesShareSeatsStatus
PT_PVEM_MORENA_NANmexico/Sf3f33f17d0/20215,73552.7%UnknownRecorded
MCmexico/Sf3f33f17d0/20212,30521.2%UnknownRecorded
PAN_PRI_PRDmexico/Sf3f33f17d0/20211,82616.8%UnknownRecorded
RSPmexico/Sf3f33f17d0/20214083.7%UnknownRecorded
MLNmexico/Sf3f33f17d0/20211531.4%UnknownRecorded
PESmexico/Sf3f33f17d0/20211251.1%UnknownRecorded
PTmexico/Sf3f33f17d0/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PVEMmexico/Sf3f33f17d0/20210 (recorded zero)0% (recorded zero)UnknownRecorded
MORENAmexico/Sf3f33f17d0/20210 (recorded zero)0% (recorded zero)UnknownRecorded
FXMmexico/Sf3f33f17d0/20210 (recorded zero)0% (recorded zero)UnknownRecorded
NANmexico/Sf3f33f17d0/20210 (recorded zero)0% (recorded zero)UnknownRecorded
VIVAmexico/Sf3f33f17d0/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2017

Special · Legal certification not established · candidate marks

  • PAN_PRD_PT_PRS57.8%
  • PRI29.5%
  • MC5.7%
  • MORENA2.5%
  • CAND_IND471.1%
  • ES0.6%
  • PVEM0.0%
  • PANAL0.0%
Results for event-f38b80e618799df0695b73fc
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRD_PT_PRSmexico/S707f218f63/20176,80057.8%UnknownRecorded
PRImexico/S707f218f63/20173,47529.5%UnknownRecorded
MCmexico/S707f218f63/20176735.7%UnknownRecorded
MORENAmexico/S707f218f63/20172892.5%UnknownRecorded
CAND_IND47mexico/S707f218f63/20171331.1%UnknownRecorded
ESmexico/S707f218f63/2017720.6%UnknownRecorded
PVEMmexico/S707f218f63/20170 (recorded zero)0% (recorded zero)UnknownRecorded
PANALmexico/S707f218f63/20170 (recorded zero)0% (recorded zero)UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

19.80–100 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=5.638829407566021, oldest_gap=29.0596049641671, previous_gap=32.50568612585292

pedersen volatility

Provisional volatility

14.45percentage 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=[[0,0,0,0,0,7.39650249821556,0,92.60349750178443],[0,0,0,0,0,21.844200151630023,0,78.15579984836998],[0,30.370564586610733,0,0,0,5.8818388393637475,2.525782205908058,61.22181436811746]]

pedersen volatility

Provisional volatility

32.9percentage 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=[[0,0,0,0,0,7.39650249821556,0,92.60349750178443],[0,0,0,0,0,21.844200151630023,0,78.15579984836998],[0,30.370564586610733,0,0,0,5.8818388393637475,2.525782205908058,61.22181436811746]]

pedersen volatility

Provisional volatility

23.67percentage 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=[[0,0,0,0,0,7.39650249821556,0,92.60349750178443],[0,0,0,0,0,21.844200151630023,0,78.15579984836998],[0,30.370564586610733,0,0,0,5.8818388393637475,2.525782205908058,61.22181436811746]]

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. “RUIZ — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-18-11. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S77e1cda11c, mexico--Sf3f33f17d0, mexico--S707f218f63.