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

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Office briefing

LORETO — Municipal government

Tracked current office. Identifiers stay separate from display names.

Mexico · LORETO / ZACATECAS · municipal · Municipal governmentMX-M-32-24

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
LORETO / ZACATECAS
Next election
2027-06-06
Linked upcoming event
next-a11dd7def8b1243b7cedc821
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

  • MORENA24.3%
  • MC24.2%
  • PAN_PRI_PRD19.8%
  • RPZ14.8%
  • PVEM10.2%
  • PT1.2%
  • MAZ0.4%
  • NAZ0.4%
  • FMZ0.2%
  • PES0.2%
Results for event-059ef3d8420f97e8f9c0ba19
Label / candidateParty codeVotesShareSeatsStatus
MORENAmexico/S4f27f179f3/20244,98624.3%UnknownRecorded
MCmexico/S4f27f179f3/20244,96424.2%UnknownRecorded
PAN_PRI_PRDmexico/S4f27f179f3/20244,05619.8%UnknownRecorded
RPZmexico/S4f27f179f3/20243,03614.8%UnknownRecorded
PVEMmexico/S4f27f179f3/20242,09510.2%UnknownRecorded
PTmexico/S4f27f179f3/20242451.2%UnknownRecorded
MAZmexico/S4f27f179f3/2024830.4%UnknownRecorded
NAZmexico/S4f27f179f3/2024760.4%UnknownRecorded
FMZmexico/S4f27f179f3/2024490.2%UnknownRecorded
PESmexico/S4f27f179f3/2024380.2%UnknownRecorded

2021

Special · Legal certification not established · candidate marks

  • PP30.6%
  • MORENA26.1%
  • PT15.5%
  • PAN_PRI_PRD11.7%
  • FXM6.9%
  • MC4.5%
  • PANALZ1.1%
  • PES0.6%
  • PVEM0.5%
  • PAZ0.1%
  • FAM0.1%
  • RSP0.0%
Results for event-2273d2ee9a5bdf548cddab60
Label / candidateParty codeVotesShareSeatsStatus
PPmexico/Sf0a7f801d3/20215,82930.6%UnknownRecorded
MORENAmexico/Sf0a7f801d3/20214,97026.1%UnknownRecorded
PTmexico/Sf0a7f801d3/20212,96315.5%UnknownRecorded
PAN_PRI_PRDmexico/Sf0a7f801d3/20212,22111.7%UnknownRecorded
FXMmexico/Sf0a7f801d3/20211,3246.9%UnknownRecorded
MCmexico/Sf0a7f801d3/20218584.5%UnknownRecorded
PANALZmexico/Sf0a7f801d3/20212131.1%UnknownRecorded
PESmexico/Sf0a7f801d3/20211120.6%UnknownRecorded
PVEMmexico/Sf0a7f801d3/2021990.5%UnknownRecorded
PAZmexico/Sf0a7f801d3/2021240.1%UnknownRecorded
FAMmexico/Sf0a7f801d3/2021100.1%UnknownRecorded
RSPmexico/Sf0a7f801d3/202150%UnknownRecorded

2018

Special · Legal certification not established · candidate marks

  • PT37.6%
  • PAN_PRD_MC27.3%
  • PRI15.6%
  • MORENA12.7%
  • PVEM1.4%
  • PANAL1.1%
  • MDZ0.2%
  • PP0.2%
  • PAZ0.2%
  • ES0.1%
Results for event-d24fb3b14b6dfd9e44244a58
Label / candidateParty codeVotesShareSeatsStatus
PTmexico/Sf75718e14b/20187,89837.6%UnknownRecorded
PAN_PRD_MCmexico/Sf75718e14b/20185,74727.3%UnknownRecorded
PRImexico/Sf75718e14b/20183,27915.6%UnknownRecorded
MORENAmexico/Sf75718e14b/20182,66512.7%UnknownRecorded
PVEMmexico/Sf75718e14b/20182871.4%UnknownRecorded
PANALmexico/Sf75718e14b/20182251.1%UnknownRecorded
MDZmexico/Sf75718e14b/2018490.2%UnknownRecorded
PPmexico/Sf75718e14b/2018460.2%UnknownRecorded
PAZmexico/Sf75718e14b/2018420.2%UnknownRecorded
ESmexico/Sf75718e14b/2018300.1%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=0.11208477684940021, oldest_gap=null, previous_gap=4.611337771097272

pedersen volatility

Provisional volatility

30.83percentage 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=[[0,0,0,1.2482168330955778,10.673527613613206,25.290401467291623,25.402486244141024,37.38536784185858],[0,0,0,15.90616276572901,0.5314580201846683,4.605969508267124,26.680266265836377,52.27614343998283],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=[[0,0,0,1.2482168330955778,10.673527613613206,25.290401467291623,25.402486244141024,37.38536784185858],[0,0,0,15.90616276572901,0.5314580201846683,4.605969508267124,26.680266265836377,52.27614343998283],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=[[0,0,0,1.2482168330955778,10.673527613613206,25.290401467291623,25.402486244141024,37.38536784185858],[0,0,0,15.90616276572901,0.5314580201846683,4.605969508267124,26.680266265836377,52.27614343998283],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

  • other · open

    Reconciliation required: {"id": "MX-M-32-24", "year": 2018, "issue": "Reconciliation required", "total_delta": 30.0, "duplicate_actor": false, "segments": 1}

Sources

Cite this record

Center for Digital Democracy. “LORETO — Municipal government.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/MX-M-32-24. Sources: mexico--url-3635e08ffbefd711526cbeea, mexico--S4f27f179f3, mexico--Sf0a7f801d3, mexico--Sf75718e14b.