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

Office briefing

SAN NICOLAS BUENOS AIRES — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · SAN NICOLAS BUENOS AIRES / PUEBLA · municipal · Municipal governmentMX-M-21-138

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 BUENOS AIRES / PUEBLA
Next election
2027-06-06
Linked upcoming event
next-fb4890f4b64964df051915bf
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

  • MC41.0%
  • FXM21.7%
  • PAN_PRI_PRD18.7%
  • PT7.3%
  • MORENA5.9%
  • PVEM0.7%
  • PSI0.2%
  • NAP0.0%
  • PAN0.0%
  • PRI0.0%
  • PRD0.0%
  • PAN_PRI_PRD_PSI0.0%
  • PAN_PRI_PSI0.0%
  • PAN_PRD_PSI0.0%
  • PRI_PRD_PSI0.0%
  • PAN_PRI0.0%
  • PAN_PRD0.0%
  • PAN_PSI0.0%
  • PRI_PRD0.0%
  • PRI_PSI0.0%
  • PRD_PSI0.0%
  • PT_PVEM_MORENA_NAP_FXM0.0%
  • PT_PVEM_MORENA_FXM0.0%
  • PT_PVEM_NAP_FXM0.0%
  • PT_MORENA_NAP_FXM0.0%
  • PT_PVEM_MORENA0.0%
  • PT_PVEM_FXM0.0%
  • PT_MORENA_NAP0.0%
  • PT_MORENA_FXM0.0%
  • PT_NAP_FXM0.0%
  • PVEM_MORENA_NAP0.0%
  • PVEM_NAP_FXM0.0%
  • MORENA_NAP_FXM0.0%
  • PT_PVEM0.0%
  • PT_MORENA0.0%
  • PT_NAP0.0%
  • PT_FXM0.0%
  • PVEM_MORENA0.0%
  • PVEM_NAP0.0%
  • MORENA_NAP0.0%
  • MORENA_FXM0.0%
  • NAP_FXM0.0%
  • CAND_IND10.0%
  • CAND_IND20.0%
  • CAND_IND30.0%
  • CAND_IND40.0%
  • CAND_IND50.0%
  • CAND_IND60.0%
Results for event-178bc64072a76b147c9d15c2
Label / candidateParty codeVotesShareSeatsStatus
MCmexico/Sc9d5e214d9/20241,98141%UnknownRecorded
FXMmexico/Sc9d5e214d9/20241,04921.7%UnknownRecorded
PAN_PRI_PRDmexico/Sc9d5e214d9/202490418.7%UnknownRecorded
PTmexico/Sc9d5e214d9/20243527.3%UnknownRecorded
MORENAmexico/Sc9d5e214d9/20242845.9%UnknownRecorded
PVEMmexico/Sc9d5e214d9/2024350.7%UnknownRecorded
PSImexico/Sc9d5e214d9/202490.2%UnknownRecorded
NAPmexico/Sc9d5e214d9/202420%UnknownRecorded
PANmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PRImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PRDmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRD_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRD_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PRD_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRDmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PRDmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PRD_PSImexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEM_MORENA_NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEM_MORENA_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEM_NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_MORENA_NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEM_MORENAmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEM_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_MORENA_NAPmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_MORENA_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_MORENA_NAPmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MORENA_NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_MORENAmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_NAPmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PT_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_MORENAmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_NAPmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MORENA_NAPmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
MORENA_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
NAP_FXMmexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND1mexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND2mexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND3mexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND4mexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND5mexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded
CAND_IND6mexico/Sc9d5e214d9/20240 (recorded zero)0% (recorded zero)UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PVEM29.3%
  • MORENA22.4%
  • PRI22.3%
  • PSI14.2%
  • FXM3.4%
  • PT2.8%
  • RSP1.2%
  • PAN0.5%
  • NAP0.5%
  • PES0.5%
  • MC0.3%
  • PRD0.1%
  • PCPP0.1%
  • PT_MORENA0.0%
  • PAN_PRI_PRD_PCPP_PSI_NAP0.0%
  • PAN_PRI_PRD_PCPP_PSI0.0%
  • PRI_PRD_PCPP_PSI_NAP0.0%
  • PAN_PRI_PRD_PCPP0.0%
  • PAN_PRI_PRD_PSI0.0%
  • PRI_PRD_PSI0.0%
  • PAN_PRI0.0%
  • PAN_PRI_PRD0.0%
  • PAN_PRD0.0%
  • PAN_PSI0.0%
  • PT_PCPP0.0%
  • PRI_PRD0.0%
  • PT_MORENA_NAP0.0%
  • PRI_PSI0.0%
  • PT_PSI_MORENA0.0%
  • PT_PVEM0.0%
  • PT_NAP0.0%
  • PAN_PRD_PSI0.0%
  • PRI_PCPP0.0%
  • PVEM_NAP0.0%
  • MORENA_NAP0.0%
  • PSI_MORENA0.0%
  • PT_PCPP_MORENA0.0%
  • PT_PCPP_NAP0.0%
  • PAN_PRI_PSI0.0%
  • PT_PSI0.0%
  • PRI_NAP0.0%
  • PRD_NAP0.0%
  • MC_PSI0.0%
  • PCPP_PSI0.0%
  • PRI_PRD_NAP0.0%
  • PVEM_PCPP0.0%
  • PVEM_PSI0.0%
Results for event-7d5483ed9bfa8b9d1d486cd6
Label / candidateParty codeVotesShareSeatsStatus
PVEMmexico/S87c6e2b9f8/20211,71029.3%UnknownRecorded
MORENAmexico/S87c6e2b9f8/20211,31222.4%UnknownRecorded
PRImexico/S87c6e2b9f8/20211,30622.3%UnknownRecorded
PSImexico/S87c6e2b9f8/202183014.2%UnknownRecorded
FXMmexico/S87c6e2b9f8/20211993.4%UnknownRecorded
PTmexico/S87c6e2b9f8/20211632.8%UnknownRecorded
RSPmexico/S87c6e2b9f8/2021731.2%UnknownRecorded
PANmexico/S87c6e2b9f8/2021300.5%UnknownRecorded
NAPmexico/S87c6e2b9f8/2021270.5%UnknownRecorded
PESmexico/S87c6e2b9f8/2021270.5%UnknownRecorded
MCmexico/S87c6e2b9f8/2021200.3%UnknownRecorded
PRDmexico/S87c6e2b9f8/202170.1%UnknownRecorded
PCPPmexico/S87c6e2b9f8/202160.1%UnknownRecorded
PT_MORENAmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRD_PCPP_PSI_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRD_PCPP_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PRD_PCPP_PSI_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRD_PCPPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRD_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PRD_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PRDmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRDmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PCPPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PRDmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_MORENA_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PSI_MORENAmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PVEMmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRD_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PCPPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
MORENA_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PSI_MORENAmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PCPP_MORENAmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PCPP_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PAN_PRI_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PT_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRD_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
MC_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PCPP_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PRI_PRD_NAPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_PCPPmexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded
PVEM_PSImexico/S87c6e2b9f8/20210 (recorded zero)0% (recorded zero)UnknownRecorded

4. Competition and volatility

competition index

Withheld

Unknown0–100 historical closeness

Actual-event and/or comparability review incomplete

Comparison status: Comparison unavailable · INE result distributions kept separate. Certified seats, supplementary elections, coalition and boundary audit remain.

Method ci.weighted-gap.v1. Inputs: latest_gap=20.190641247833618, oldest_gap=null, previous_gap=6.970227670753065

pedersen volatility

Provisional volatility

69.53percentage 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=[[0,0,0,7.625649913344887,0.7582322357019065,42.9159445407279,6.152512998266897,42.5476603119584],[0.5253940455341506,22.87215411558669,0.12259194395796848,2.8546409807355517,29.947460595446586,0.3502626970227671,22.97723292469352,20.350262697022764],null]

pedersen volatility

Withheld volatility

Unknownpercentage 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Previous interval, vectors=[[0,0,0,7.625649913344887,0.7582322357019065,42.9159445407279,6.152512998266897,42.5476603119584],[0.5253940455341506,22.87215411558669,0.12259194395796848,2.8546409807355517,29.947460595446586,0.3502626970227671,22.97723292469352,20.350262697022764],null]

pedersen volatility

Withheld volatility

Unknownpercentage 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 · Comparable grouped vectors unavailable for this interval

Method pedersen.grouped.v1. Inputs: groups=["PAN","PRI","PRD","PT","PVEM","MC","MORENA","Other"], interval=Both intervals mean, vectors=[[0,0,0,7.625649913344887,0.7582322357019065,42.9159445407279,6.152512998266897,42.5476603119584],[0.5253940455341506,22.87215411558669,0.12259194395796848,2.8546409807355517,29.947460595446586,0.3502626970227671,22.97723292469352,20.350262697022764],null]

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 BUENOS AIRES — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-21-138. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--Sc9d5e214d9, mexico--S87c6e2b9f8.