Skip to observatory content

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

Office briefing

DEL NAYAR — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · DEL NAYAR / NAYARIT · municipal · Municipal governmentMX-M-18-9

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
DEL NAYAR / NAYARIT
Next election
2027-06-06
Linked upcoming event
next-10984cb175028ade49048dec
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

  • PVEM26.2%
  • PAN_PRI_PRD23.2%
  • MC19.9%
  • MORENA15.4%
  • PT4.5%
  • RSPN2.5%
  • NAN_MLN0.9%
  • MLN0.0%
  • FXMN0.0%
  • PVEM_PT_MORENA_FXMN0.0%
Results for event-38763eaf0f5b6258d026e929
Label / candidateParty codeVotesShareSeatsStatus
PVEMmexico/Sc5daabde06/20244,82926.2%UnknownRecorded
PAN_PRI_PRDmexico/Sc5daabde06/20244,28123.2%UnknownRecorded
MCmexico/Sc5daabde06/20243,66419.9%UnknownRecorded
MORENAmexico/Sc5daabde06/20242,82915.4%UnknownRecorded
PTmexico/Sc5daabde06/20248314.5%UnknownRecorded
RSPNmexico/Sc5daabde06/20244692.5%UnknownRecorded
NAN_MLNmexico/Sc5daabde06/20241720.9%UnknownRecorded
MLNmexico/Sc5daabde06/20240 (recorded zero)0% (recorded zero)UnknownRecorded
FXMNmexico/Sc5daabde06/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_PT_MORENA_FXMNmexico/Sc5daabde06/20240 (recorded zero)0% (recorded zero)UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PT24.9%
  • PAN_PRI_PRD24.6%
  • MC18.2%
  • PVEM13.2%
  • MORENA10.6%
  • PES1.3%
  • RSP1.3%
  • NAN1.0%
  • MLN0.2%
  • FXM0.0%
  • VIVA0.0%
  • PT_PVEM_MORENA_NAN0.0%
Results for event-2c61d23f1d34e252a6ab0fd0
Label / candidateParty codeVotesShareSeatsStatus
PTmexico/Sbe77844e7e/20214,27124.9%UnknownRecorded
PAN_PRI_PRDmexico/Sbe77844e7e/20214,23424.6%UnknownRecorded
MCmexico/Sbe77844e7e/20213,12418.2%UnknownRecorded
PVEMmexico/Sbe77844e7e/20212,26413.2%UnknownRecorded
MORENAmexico/Sbe77844e7e/20211,82310.6%UnknownRecorded
PESmexico/Sbe77844e7e/20212301.3%UnknownRecorded
RSPmexico/Sbe77844e7e/20212201.3%UnknownRecorded
NANmexico/Sbe77844e7e/20211671%UnknownRecorded
MLNmexico/Sbe77844e7e/2021400.2%UnknownRecorded
FXMmexico/Sbe77844e7e/20210 (recorded zero)0% (recorded zero)UnknownRecorded
VIVAmexico/Sbe77844e7e/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEM_MORENA_NANmexico/Sbe77844e7e/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2017

Special · Legal certification not established · candidate marks

  • PAN_PRD_PT_PRS49.5%
  • PRI16.5%
  • CAND_IND449.5%
  • MORENA5.4%
  • MC4.6%
  • PVEM3.0%
  • ES2.1%
  • PANAL1.4%
  • CAND_IND450.9%
Results for event-7bb708de7d4055e88d6c8bb2
Label / candidateParty codeVotesShareSeatsStatus
PAN_PRD_PT_PRSmexico/S00f32075d6/20178,08649.5%UnknownRecorded
PRImexico/S00f32075d6/20172,69416.5%UnknownRecorded
CAND_IND44mexico/S00f32075d6/20171,5539.5%UnknownRecorded
MORENAmexico/S00f32075d6/20178795.4%UnknownRecorded
MCmexico/S00f32075d6/20177564.6%UnknownRecorded
PVEMmexico/S00f32075d6/20174963%UnknownRecorded
ESmexico/S00f32075d6/20173502.1%UnknownRecorded
PANALmexico/S00f32075d6/20172261.4%UnknownRecorded
CAND_IND45mexico/S00f32075d6/20171450.9%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

72.280–100 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=3.2093704245973633, oldest_gap=35.50872571616728, previous_gap=0.22598179930373163

pedersen volatility

Provisional volatility

22.27percentage 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=[[0,0,0,4.866764275256222,28.281112737920935,21.45827232796486,16.568081991215227,28.825768667642752],[0,0,0,26.08562877908752,13.827643070909424,19.080193000671837,11.134184327856838,29.872350821474377],[0,17.74119196575568,0,0,3.2663812973328943,4.978597299967073,5.788607178136319,68.22522225880805]]

pedersen volatility

Provisional volatility

56.09percentage 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=[[0,0,0,4.866764275256222,28.281112737920935,21.45827232796486,16.568081991215227,28.825768667642752],[0,0,0,26.08562877908752,13.827643070909424,19.080193000671837,11.134184327856838,29.872350821474377],[0,17.74119196575568,0,0,3.2663812973328943,4.978597299967073,5.788607178136319,68.22522225880805]]

pedersen volatility

Provisional volatility

39.18percentage 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=[[0,0,0,4.866764275256222,28.281112737920935,21.45827232796486,16.568081991215227,28.825768667642752],[0,0,0,26.08562877908752,13.827643070909424,19.080193000671837,11.134184327856838,29.872350821474377],[0,17.74119196575568,0,0,3.2663812973328943,4.978597299967073,5.788607178136319,68.22522225880805]]

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. “DEL NAYAR — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-18-9. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--Sc5daabde06, mexico--Sbe77844e7e, mexico--S00f32075d6.