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

Office briefing

SAN LAZARO / CONCEPCION — Mayor

Tracked current office. Identifiers stay separate from display names.

Paraguay · SAN LAZARO / CONCEPCION / CONCEPCION · municipal · MayorPY-01-007-M

Read the complete original research briefing

Municipality matched by department and name, with documented abbreviation/rename bridges. Historical numeric district codes are not stable. This is an identity bridge, not proof of unchanged boundaries. Replacement archive runs through November 2025; later events/current control require verification.

1. What office, where, and when is the next election?

Geography
SAN LAZARO / CONCEPCION / CONCEPCION
Next election
2026-10-04
Linked upcoming event
next-8c357a12d5e76b47dd973c7e
Registry qualification
Unknown

2. How certain is that date?

2026-10-04 is expected (not formally called). Day precision. A date without a formal call is not confirmed.

3. Who won earlier selected elections?

2021-10-10

Ordinary · Legal certification not established · valid votes

  • PARTIDO COLORADO49.3%
  • ALIANZA GANAMOS TODOS46.7%
  • PARTIDO DE LA A4.0%
Results for event-7110693f48664b2091f4b7a8
Label / candidateParty codeVotesShareSeatsStatus
PARTIDO COLORADO · JOAQUINA AZUAGA RAMIREZANRparaguay/S82789e1ede/20212,60049.3%1Recorded
ALIANZA GANAMOS TODOS · CARLOS ROBERT GONZALEZ VALIENTETTSLparaguay/S82789e1ede/20212,46446.7%0 (recorded zero)Recorded
PARTIDO DE LA A · DORLYS FLORINDA BENITEZ MARTINEZPDAparaguay/S82789e1ede/20212104%0 (recorded zero)Recorded

2015-11-15

Ordinary · Legal certification not established · valid votes

  • PARTIDO COLORADO57.3%
  • PARTIDO LIBERAL RADICAL AUTENTICO41.0%
  • CONCERTACION NACIONAL FRENTE GUASU1.8%
Results for event-05abfdbbaf1d2da12a268b40
Label / candidateParty codeVotesShareSeatsStatus
PARTIDO COLORADO · JORGE DELFIN VILLALBA SILVAANRparaguay/S82789e1ede/20152,32357.3%1Recorded
PARTIDO LIBERAL RADICAL AUTENTICO · CARLOS ROBERT GONZALEZ VALIENTEPLRAparaguay/S82789e1ede/20151,66141%0 (recorded zero)Recorded
CONCERTACION NACIONAL FRENTE GUASU · CARLOS VICENTE SANABRIA ACOSTAFGparaguay/S82789e1ede/2015721.8%0 (recorded zero)Recorded

2010-11-07

Ordinary · Legal certification not established · valid votes

  • FRENTE GUASU53.8%
  • PARTIDO COLORADO45.5%
  • PARTIDO LIBERAL RADICAL AUTENTICO0.7%
Results for event-4632a8b8c32f8cbc21b1a77d
Label / candidateParty codeVotesShareSeatsStatus
FRENTE GUASU · CELSO OVELAR DASPETTFGparaguay/S82789e1ede/20101,91853.8%1Recorded
PARTIDO COLORADO · JORGE DELFIN VILLALBA SILVAANRparaguay/S82789e1ede/20101,62145.5%0 (recorded zero)Recorded
PARTIDO LIBERAL RADICAL AUTENTICO · VICTOR VILLALBA OVIEDOPLRAparaguay/S82789e1ede/2010250.7%0 (recorded zero)Recorded

Other events (not selected cycles)

  • 1996-11-17 · Ordinary · Legal certification not established
  • 2001-11-18 · Ordinary · Legal certification not established
  • 2006-11-19 · Ordinary · Legal certification not established

4. Competition and volatility

competition index

Provisional imported-series CI

63.620–100 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=2.578687902919988, oldest_gap=8.333333333333336, previous_gap=16.321499013806708

pedersen volatility

Provisional volatility

50.7percentage points

Grouped Pedersen lower bound (percentage points). Standalone ANR, PLRA, PEN, PPQ, UNACE and Frente Guasu; all other lists and mixed alliances in Other. No coalition vote is split among constituent parties. 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=["ANR","PLRA","PEN","PPQ","UNACE","Frente Guasu","Other"], interval=Latest interval, vectors=[[49.298445202882064,0,0,0,0,0,50.701554797117936],[57.273175542406314,40.951676528599606,0,0,0,1.7751479289940828,0],[45.482603815937146,0.7014590347923682,0,0,0,53.81593714927048,0]]

pedersen volatility

Provisional volatility

52.04percentage points

Grouped Pedersen lower bound (percentage points). Standalone ANR, PLRA, PEN, PPQ, UNACE and Frente Guasu; all other lists and mixed alliances in Other. No coalition vote is split among constituent parties. 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=["ANR","PLRA","PEN","PPQ","UNACE","Frente Guasu","Other"], interval=Previous interval, vectors=[[49.298445202882064,0,0,0,0,0,50.701554797117936],[57.273175542406314,40.951676528599606,0,0,0,1.7751479289940828,0],[45.482603815937146,0.7014590347923682,0,0,0,53.81593714927048,0]]

pedersen volatility

Provisional volatility

51.37percentage points

Grouped Pedersen lower bound (percentage points). Standalone ANR, PLRA, PEN, PPQ, UNACE and Frente Guasu; all other lists and mixed alliances in Other. No coalition vote is split among constituent parties. 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=["ANR","PLRA","PEN","PPQ","UNACE","Frente Guasu","Other"], interval=Both intervals mean, vectors=[[49.298445202882064,0,0,0,0,0,50.701554797117936],[57.273175542406314,40.951676528599606,0,0,0,1.7751479289940828,0],[45.482603815937146,0.7014590347923682,0,0,0,53.81593714927048,0]]

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

Municipality matched by department and name, with documented abbreviation/rename bridges. Historical numeric district codes are not stable. This is an identity bridge, not proof of unchanged boundaries. Replacement archive runs through November 2025; later events/current control require verification. Replacement elections sometimes contain only winner/seat evidence. New municipalities, boundary/party continuity and dated control remain incomplete. The separate ordinary-election baseline helps historical comparison but does not fill replacement losing-vote gaps.

    Sources

    Cite this record

    Center for Digital Democracy. “SAN LAZARO / CONCEPCION — Mayor.” Subnational Election Observatory, releaselatin-america-fe5e91689def, snapshot 2026-09-13. /electiondatabase/offices/PY-01-007-M. Sources: paraguay--url-7428974d1a7032fc28d114b3, paraguay--S82789e1ede, paraguay--Sebfa7a567d.