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

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Office briefing

SAN MIGUEL DE ALLENDE — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · SAN MIGUEL DE ALLENDE / GUANAJUATO · municipal · Municipal governmentMX-M-11-3

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 MIGUEL DE ALLENDE / GUANAJUATO
Next election
2027-06-06
Linked upcoming event
next-48057e81b43b7fa1bec778a1
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

  • PRI33.9%
  • MORENA33.2%
  • PAN20.2%
  • CAND_IND_22.5%
  • MC2.3%
  • PVEM1.5%
  • PT1.4%
  • PRD0.9%
Results for event-8311b90231461f56034c2057
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/S6f131d7650/202425,52033.9%UnknownRecorded
MORENAmexico/S6f131d7650/202425,03133.2%UnknownRecorded
PANmexico/S6f131d7650/202415,19620.2%UnknownRecorded
CAND_IND_2mexico/S6f131d7650/20241,8842.5%UnknownRecorded
MCmexico/S6f131d7650/20241,7252.3%UnknownRecorded
PVEMmexico/S6f131d7650/20241,1301.5%UnknownRecorded
PTmexico/S6f131d7650/20241,0521.4%UnknownRecorded
PRDmexico/S6f131d7650/20246630.9%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PRI31.9%
  • PAN27.8%
  • MORENA23.7%
  • PRD2.7%
  • PVEM2.4%
  • FXM2.0%
  • MC1.9%
  • PES1.7%
  • NA_GTO1.3%
  • PT1.0%
  • RSP0.9%
Results for event-be70ae1cae777d8e59ceb6ce
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/S7b685603e1/202119,46931.9%UnknownRecorded
PANmexico/S7b685603e1/202116,97127.8%UnknownRecorded
MORENAmexico/S7b685603e1/202114,47623.7%UnknownRecorded
PRDmexico/S7b685603e1/20211,6452.7%UnknownRecorded
PVEMmexico/S7b685603e1/20211,4532.4%UnknownRecorded
FXMmexico/S7b685603e1/20211,2342%UnknownRecorded
MCmexico/S7b685603e1/20211,1321.9%UnknownRecorded
PESmexico/S7b685603e1/20211,0111.7%UnknownRecorded
NA_GTOmexico/S7b685603e1/20218111.3%UnknownRecorded
PTmexico/S7b685603e1/20216051%UnknownRecorded
RSPmexico/S7b685603e1/20215620.9%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PAN38.9%
  • MORENA_PT_ES24.7%
  • PRI10.7%
  • CAND_IND216.9%
  • PANAL4.2%
  • PVEM4.1%
  • PRD2.5%
  • CAND_IND222.5%
  • MC1.1%
Results for event-17b8fb3557e8199ac1d80cfe
Label / candidateParty codeVotesShareSeatsStatus
PANmexico/S73f87df67c/201821,77438.9%UnknownRecorded
MORENA_PT_ESmexico/S73f87df67c/201813,83724.7%UnknownRecorded
PRImexico/S73f87df67c/20185,98010.7%UnknownRecorded
CAND_IND21mexico/S73f87df67c/20183,8746.9%UnknownRecorded
PANALmexico/S73f87df67c/20182,3664.2%UnknownRecorded
PVEMmexico/S73f87df67c/20182,3034.1%UnknownRecorded
PRDmexico/S73f87df67c/20181,4252.5%UnknownRecorded
CAND_IND22mexico/S73f87df67c/20181,3992.5%UnknownRecorded
MCmexico/S73f87df67c/20186231.1%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

84.250–100 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=0.677275938006396, oldest_gap=14.813086728504512, previous_gap=4.207583082079875

pedersen volatility

Provisional volatility

13.76percentage 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=[[21.046799905818478,35.34577083419897,0.9182698300577554,1.4570435312530297,1.565075275965707,2.3891635849918975,34.66849489619258,2.6093821415215857],[28.585625494786843,32.79320857686672,2.770806313059004,1.0190503461402416,2.4474052114740017,1.906718994761576,24.383095554919233,6.094089507992387],[40.63753942628917,11.160672626490733,2.6595248315634272,0,4.298165394449525,1.1627255930273792,0,40.081372128179765]]

pedersen volatility

Provisional volatility

47.89percentage 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=[[21.046799905818478,35.34577083419897,0.9182698300577554,1.4570435312530297,1.565075275965707,2.3891635849918975,34.66849489619258,2.6093821415215857],[28.585625494786843,32.79320857686672,2.770806313059004,1.0190503461402416,2.4474052114740017,1.906718994761576,24.383095554919233,6.094089507992387],[40.63753942628917,11.160672626490733,2.6595248315634272,0,4.298165394449525,1.1627255930273792,0,40.081372128179765]]

pedersen volatility

Provisional volatility

30.82percentage 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=[[21.046799905818478,35.34577083419897,0.9182698300577554,1.4570435312530297,1.565075275965707,2.3891635849918975,34.66849489619258,2.6093821415215857],[28.585625494786843,32.79320857686672,2.770806313059004,1.0190503461402416,2.4474052114740017,1.906718994761576,24.383095554919233,6.094089507992387],[40.63753942628917,11.160672626490733,2.6595248315634272,0,4.298165394449525,1.1627255930273792,0,40.081372128179765]]

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 MIGUEL DE ALLENDE — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-11-3. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S6f131d7650, mexico--S7b685603e1, mexico--S73f87df67c.