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

Office briefing

SAN NICOLAS DE LOS GARZA — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · SAN NICOLAS DE LOS GARZA / NUEVO LEON · municipal · Municipal governmentMX-M-19-47

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
SAN NICOLAS DE LOS GARZA / NUEVO LEON
Next election
2027-06-06
Linked upcoming event
next-f2d5f0e947b283e3271885d7
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

  • PAN37.4%
  • MC32.8%
  • MORENA17.0%
  • PRI4.0%
  • PVEM2.0%
  • PT1.5%
  • VIDA_NL1.1%
  • PRD0.3%
  • PESNL0.2%
  • ESO0.0%
  • LIBERAL0.0%
  • JUSTICIALISTA0.0%
  • PAN_PRI_PRD0.0%
  • PVEM_MORENA0.0%
  • CAND_IND10.0%
Results for event-93b94f351946cd1f178a880d
Label / candidateParty codeVotesShareSeatsStatus
PANmexico/Sb1021d41e9/202482,82237.4%UnknownRecorded
MCmexico/Sb1021d41e9/202472,72632.8%UnknownRecorded
MORENAmexico/Sb1021d41e9/202437,66817%UnknownRecorded
PRImexico/Sb1021d41e9/20248,9564%UnknownRecorded
PVEMmexico/Sb1021d41e9/20244,3572%UnknownRecorded
PTmexico/Sb1021d41e9/20243,3021.5%UnknownRecorded
VIDA_NLmexico/Sb1021d41e9/20242,5461.1%UnknownRecorded
PRDmexico/Sb1021d41e9/20246680.3%UnknownRecorded
PESNLmexico/Sb1021d41e9/20245480.2%UnknownRecorded
ESOmexico/Sb1021d41e9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
LIBERALmexico/Sb1021d41e9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
JUSTICIALISTAmexico/Sb1021d41e9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRDmexico/Sb1021d41e9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_MORENAmexico/Sb1021d41e9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND1mexico/Sb1021d41e9/20240 (recorded zero)0% (recorded zero)UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PAN57.0%
  • MC15.0%
  • C_PVEM_PT_MORENA_PANAL14.1%
  • C_PRI_PRD10.5%
  • CAND_IND110.9%
  • FXM0.7%
  • RSP0.3%
  • PRI0.0%
  • PRD0.0%
  • PVEM0.0%
  • PT0.0%
  • MORENA0.0%
  • PANAL0.0%
  • PES0.0%
  • CAND_IND70.0%
  • CAND_IND80.0%
  • CAND_IND90.0%
  • CAND_IND100.0%
  • CAND_IND120.0%
  • CAND_IND130.0%
  • CAND_IND140.0%
  • CAND_IND150.0%
  • CAND_IND160.0%
  • CAND_IND170.0%
  • CAND_IND180.0%
  • CAND_IND190.0%
  • CAND_IND200.0%
  • CAND_IND210.0%
  • CAND_IND220.0%
Results for event-e1a7dd67d7c71b76b02accdb
Label / candidateParty codeVotesShareSeatsStatus
PANmexico/S1a8df5ab85/2021118,24157%UnknownRecorded
MCmexico/S1a8df5ab85/202130,99915%UnknownRecorded
C_PVEM_PT_MORENA_PANALmexico/S1a8df5ab85/202129,15914.1%UnknownRecorded
C_PRI_PRDmexico/S1a8df5ab85/202121,68410.5%UnknownRecorded
CAND_IND11mexico/S1a8df5ab85/20211,8250.9%UnknownRecorded
FXMmexico/S1a8df5ab85/20211,4310.7%UnknownRecorded
RSPmexico/S1a8df5ab85/20215780.3%UnknownRecorded
PRImexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRDmexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PVEMmexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PTmexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
MORENAmexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PANALmexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PESmexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND7mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND8mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND9mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND10mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND12mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND13mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND14mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND15mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND16mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND17mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND18mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND19mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND20mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND21mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND22mexico/S1a8df5ab85/20210 (recorded zero)0% (recorded zero)UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PAN48.3%
  • PT_MORENA_ES16.6%
  • PRI9.6%
  • CAND_IND875.9%
  • MC5.8%
  • CAND_IND894.4%
  • PVEM2.2%
  • CAND_IND881.9%
  • PANAL1.7%
  • PRD0.9%
  • RED0.4%
Results for event-b52fc1580a0d3bc52608e1ee
Label / candidateParty codeVotesShareSeatsStatus
PANmexico/S1d673e7c41/2018107,26548.3%UnknownRecorded
PT_MORENA_ESmexico/S1d673e7c41/201836,90016.6%UnknownRecorded
PRImexico/S1d673e7c41/201821,2269.6%UnknownRecorded
CAND_IND87mexico/S1d673e7c41/201813,0805.9%UnknownRecorded
MCmexico/S1d673e7c41/201812,7915.8%UnknownRecorded
CAND_IND89mexico/S1d673e7c41/20189,7494.4%UnknownRecorded
PVEMmexico/S1d673e7c41/20184,9412.2%UnknownRecorded
CAND_IND88mexico/S1d673e7c41/20184,2411.9%UnknownRecorded
PANALmexico/S1d673e7c41/20183,7711.7%UnknownRecorded
PRDmexico/S1d673e7c41/20182,1080.9%UnknownRecorded
REDmexico/S1d673e7c41/20189770.4%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

5.440–100 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=4.726746663046079, oldest_gap=32.4189468737474, previous_gap=42.78309312122089

pedersen volatility

Provisional volatility

44.57percentage 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=[[38.77561530574504,4.193021306878034,0.3127443315089914,1.5459308123393556,2.0398608568632866,34.04886864269896,17.63540940012079,1.4485493438455381],[57.9848663917182,0,0,0,0,15.201773270497311,0,26.81336033778449],[49.41971628526277,9.779358578016945,0.9712092661104175,0,2.276444489493156,5.893139337200355,0,31.66013204391635]]

pedersen volatility

Provisional volatility

17.87percentage 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=[[38.77561530574504,4.193021306878034,0.3127443315089914,1.5459308123393556,2.0398608568632866,34.04886864269896,17.63540940012079,1.4485493438455381],[57.9848663917182,0,0,0,0,15.201773270497311,0,26.81336033778449],[49.41971628526277,9.779358578016945,0.9712092661104175,0,2.276444489493156,5.893139337200355,0,31.66013204391635]]

pedersen volatility

Provisional volatility

31.22percentage 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=[[38.77561530574504,4.193021306878034,0.3127443315089914,1.5459308123393556,2.0398608568632866,34.04886864269896,17.63540940012079,1.4485493438455381],[57.9848663917182,0,0,0,0,15.201773270497311,0,26.81336033778449],[49.41971628526277,9.779358578016945,0.9712092661104175,0,2.276444489493156,5.893139337200355,0,31.66013204391635]]

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. “SAN NICOLAS DE LOS GARZA — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-19-47. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--Sb1021d41e9, mexico--S1a8df5ab85, mexico--S1d673e7c41.