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

Office briefing

TOLCAYUCA — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · TOLCAYUCA / HIDALGO · municipal · Municipal governmentMX-M-13-74

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
TOLCAYUCA / HIDALGO
Next election
2027-06-06
Linked upcoming event
next-9f9324b3ce46c8d980208f7b
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

  • C_MORENA_NAH59.9%
  • PRI19.3%
  • PT10.8%
  • PVEM5.2%
  • PRD1.6%
Results for event-d0d753d6bfcafb2513853eb4
Label / candidateParty codeVotesShareSeatsStatus
C_MORENA_NAHmexico/S595ee1bc8f/20245,52459.9%UnknownRecorded
PRImexico/S595ee1bc8f/20241,78119.3%UnknownRecorded
PTmexico/S595ee1bc8f/202499210.8%UnknownRecorded
PVEMmexico/S595ee1bc8f/20244845.2%UnknownRecorded
PRDmexico/S595ee1bc8f/20241451.6%UnknownRecorded

2020

Special · Legal certification not established · candidate marks

  • PRI31.6%
  • ESH22.1%
  • PANALH9.2%
  • MC8.5%
  • MORENA7.9%
  • MAS_X_HIDALGO7.5%
  • PODEMOS3.6%
  • PAN_PRD3.6%
  • PT3.4%
  • PVEM1.3%
Results for event-2760a094224eb80367c9ab96
Label / candidateParty codeVotesShareSeatsStatus
PRImexico/S00923ea680/20202,41131.6%UnknownRecorded
ESHmexico/S00923ea680/20201,68622.1%UnknownRecorded
PANALHmexico/S00923ea680/20207049.2%UnknownRecorded
MCmexico/S00923ea680/20206518.5%UnknownRecorded
MORENAmexico/S00923ea680/20206007.9%UnknownRecorded
MAS_X_HIDALGOmexico/S00923ea680/20205697.5%UnknownRecorded
PODEMOSmexico/S00923ea680/20202733.6%UnknownRecorded
PAN_PRDmexico/S00923ea680/20202723.6%UnknownRecorded
PTmexico/S00923ea680/20202593.4%UnknownRecorded
PVEMmexico/S00923ea680/20201001.3%UnknownRecorded

2016

Special · Legal certification not established · candidate marks

  • PANAL23.8%
  • PRI19.0%
  • PRD14.8%
  • PAN14.6%
  • PVEM11.7%
  • MC7.3%
  • MORENA3.7%
  • ES3.6%
Results for event-73a5e4084b1bdbd04e3270c0
Label / candidateParty codeVotesShareSeatsStatus
PANALmexico/Sc357d88403/20161,61623.8%UnknownRecorded
PRImexico/Sc357d88403/20161,28919%UnknownRecorded
PRDmexico/Sc357d88403/20161,00114.8%UnknownRecorded
PANmexico/Sc357d88403/201699114.6%UnknownRecorded
PVEMmexico/Sc357d88403/201679211.7%UnknownRecorded
MCmexico/Sc357d88403/20164967.3%UnknownRecorded
MORENAmexico/Sc357d88403/20162503.7%UnknownRecorded
ESmexico/Sc357d88403/20162423.6%UnknownRecorded

4. Competition and volatility

competition index

Provisional imported-series CI

0 (recorded zero)0–100 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=41.9336768989469, oldest_gap=4.897409016025161, previous_gap=9.63455149501661

pedersen volatility

Provisional volatility

28.71percentage 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=[[0,19.95294644857719,1.624467846739861,11.113600717006499,5.4223616401523635,0,0,61.886623347524086],[0,32.03986710963455,0,3.441860465116279,1.3289036544850499,8.651162790697674,7.973421926910299,46.564784053156146],[14.841994907892767,19.305077130447806,14.99176276771005,0,11.86161449752883,7.428485846937248,3.7441964954320803,27.82686835405122]]

pedersen volatility

Provisional volatility

40.37percentage 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=[[0,19.95294644857719,1.624467846739861,11.113600717006499,5.4223616401523635,0,0,61.886623347524086],[0,32.03986710963455,0,3.441860465116279,1.3289036544850499,8.651162790697674,7.973421926910299,46.564784053156146],[14.841994907892767,19.305077130447806,14.99176276771005,0,11.86161449752883,7.428485846937248,3.7441964954320803,27.82686835405122]]

pedersen volatility

Provisional volatility

34.54percentage 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=[[0,19.95294644857719,1.624467846739861,11.113600717006499,5.4223616401523635,0,0,61.886623347524086],[0,32.03986710963455,0,3.441860465116279,1.3289036544850499,8.651162790697674,7.973421926910299,46.564784053156146],[14.841994907892767,19.305077130447806,14.99176276771005,0,11.86161449752883,7.428485846937248,3.7441964954320803,27.82686835405122]]

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. “TOLCAYUCA — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-13-74. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S595ee1bc8f, mexico--S00923ea680, mexico--Sc357d88403.