ARCHIVED PROJECTION

Projection of October 3, 2026

Poll added: Léger (fieldwork September 30 to October 1), replacing the September 28 Léger wave.

Polls as of October 3, 2026 · Model 0.8.1-regional · 5,000 simulations

These figures belong to this publication. They are not updated with subsequent polls.

PQ70(+4)leading29.3% · −0.3 pt
PLQ34(−1)leading23.4% · +0.1 pt
CAQ1(−3)leading17.2% · −1.3 pt
PCQ15(0)leading18.3% · +1.0 pt
QS7(0)leading11.0% · +0.6 pt
The provincial projection
PartyLeadingEstimated voteMean seats90% intervalMost seatsMajority
PQ7029.3%59.438–7694%39%
PLQ3423.4%36.029–444%< 1%
CAQ117.2%9.91–292%< 1%
PCQ1518.3%14.88–23< 1%< 1%
QS711.0%6.91–12< 1%< 1%

Leading: central scenario. Means, intervals and probabilities: simulation results, conditional on the model’s assumptions.

Changes in the leading party (5)

All 127 ridings on this date

RidingLeaderPQPLQCAQPCQQSMarginLeader’s win probability
VachonPQ26.5%26.5%22.4%12.0%11.7%0.0 pts36%
La PrairiePQ26.4%26.1%24.2%13.3%9.8%0.3 pts35%
Maurice-RichardPQ28.3%27.9%8.4%6.9%27.5%0.4 pts34%
GranbyPQ29.4%13.2%28.8%17.6%10.7%0.7 pts54%
Saint-FrançoisPQ22.9%17.7%19.0%17.6%22.1%0.8 pts36%
ChapleauCAQ23.6%24.7%25.6%16.6%9.1%1.0 pts42%
PapineauPQ26.1%17.7%24.7%21.2%9.6%1.4 pts46%
Nicolet-BécancourPQ32.4%11.3%21.1%30.9%4.4%1.5 pts55%
Abitibi-EstPQ27.6%26.0%18.9%18.2%9.2%1.6 pts50%
ChamplainPQ28.6%13.1%26.0%26.5%5.6%2.1 pts44%
MéganticPCQ27.8%12.6%21.0%30.0%8.4%2.1 pts55%
ChicoutimiPQ33.8%10.4%31.6%15.3%8.8%2.2 pts59%
CharlesbourgPCQ29.6%15.7%14.1%31.9%8.0%2.3 pts61%
Vanier-Les RivièresPCQ28.6%16.4%16.1%31.0%7.2%2.4 pts60%
Brome-MissisquoiPQ27.0%24.6%18.1%16.7%11.3%2.4 pts54%
HuntingdonPQ27.6%25.1%18.8%20.0%7.1%2.4 pts51%
Rouyn-Noranda–TémiscaminguePQ28.2%12.4%19.4%14.1%25.7%2.5 pts57%
Trois-RivièresPQ30.2%12.8%27.3%18.3%11.2%2.9 pts63%
UngavaPLQ27.1%30.0%11.5%13.9%17.5%2.9 pts64%
Sainte-Marie–Saint-JacquesQS28.4%26.2%4.2%7.7%32.2%3.9 pts57%
Côte-du-SudPCQ27.5%13.8%21.6%31.4%5.4%3.9 pts65%
BlainvillePQ29.9%20.0%25.9%13.2%10.9%4.0 pts65%
MaskinongéPQ30.7%12.6%26.4%23.6%6.1%4.4 pts63%
OrfordPLQ27.0%31.6%14.9%15.5%10.4%4.6 pts70%
RepentignyPQ33.1%18.7%28.5%9.6%9.9%4.7 pts69%
LévisPCQ27.6%14.3%18.8%32.3%6.7%4.8 pts71%
IbervillePQ32.1%13.3%27.3%17.0%10.0%4.8 pts70%
Jean-LesageQS25.0%13.3%7.2%24.0%30.0%5.0 pts62%
GroulxPQ29.8%20.1%24.8%12.0%13.0%5.0 pts70%
Drummond–Bois-FrancsPQ31.9%10.8%23.5%26.2%7.1%5.7 pts69%
Charlevoix–Côte-de-BeaupréPQ32.6%12.3%20.7%26.4%7.9%6.2 pts76%
BeauharnoisPQ34.2%13.7%27.9%14.7%9.0%6.3 pts75%
RosemontPQ36.8%20.2%5.7%7.1%29.4%7.3 pts78%
L'AssomptionPQ34.2%13.3%26.4%13.1%13.0%7.8 pts80%
Les PlainesPQ32.5%16.2%24.2%16.3%10.5%8.3 pts81%
ChamblyPQ33.7%15.7%25.4%11.6%13.1%8.3 pts82%
RichmondPQ29.3%13.5%19.4%20.9%16.6%8.4 pts79%
MirabelPQ33.2%15.1%24.7%15.4%11.4%8.5 pts82%
JonquièrePQ39.4%8.4%30.8%15.7%5.5%8.7 pts80%
Jean-TalonPQ34.2%25.5%6.1%17.9%15.8%8.7 pts86%
Louis-HébertPQ33.0%19.8%15.4%24.4%7.2%8.7 pts87%
Marie-Lacoste-Gérin-LajoiePQ32.5%10.8%23.0%23.8%9.7%8.7 pts79%
Laviolette–Saint-MauricePQ34.0%12.6%22.5%24.7%5.9%9.3 pts85%
GatineauPLQ23.3%32.6%19.1%17.1%7.5%9.4 pts81%
ArgenteuilPQ31.5%22.2%18.1%20.6%5.7%9.4 pts82%
RousseauPQ34.8%9.9%25.3%20.5%9.4%9.5 pts84%
SherbrookeQS24.4%14.6%13.7%12.8%34.0%9.5 pts80%
TaschereauPQ38.7%14.4%1.8%15.6%29.0%9.7 pts85%
Arthabaska-L’ÉrablePCQ25.0%11.0%23.2%34.8%5.8%9.7 pts80%
SanguinetPQ32.5%19.1%22.7%14.9%10.2%9.8 pts86%
BorduasPQ37.1%12.5%26.9%10.8%12.1%10.1 pts85%
MassonPQ35.5%16.1%25.3%12.2%10.5%10.2 pts86%
DubucPQ37.9%9.2%27.4%18.2%7.1%10.5 pts86%
Rivière-du-Loup–Témiscouata–Les BasquesPQ36.0%10.9%25.3%17.5%10.1%10.7 pts86%
Saint-HyacinthePQ36.3%12.0%25.4%16.1%9.7%10.9 pts87%
MontarvillePQ34.1%21.4%23.1%7.9%12.8%11.0 pts86%
Laurier-DorionQS19.8%28.1%3.4%7.4%39.1%11.0 pts80%
Sainte-RosePLQ24.1%35.4%17.2%12.0%10.6%11.3 pts88%
Deux-MontagnesPQ33.2%19.4%21.7%13.6%11.3%11.5 pts89%
René-LévesquePQ41.8%7.6%30.1%16.2%4.2%11.7 pts87%
Saint-JérômePQ36.4%11.4%24.5%14.1%13.1%11.8 pts88%
Daniel-JohnsonPQ33.9%12.2%22.1%21.4%9.8%11.8 pts87%
TerrebonnePQ36.3%18.3%24.1%11.0%10.0%12.1 pts89%
Saint-JeanPQ37.0%13.7%24.8%12.0%12.2%12.2 pts90%
Pointe-aux-TremblesPQ35.7%18.8%23.1%9.7%12.0%12.6 pts91%
ChâteauguayPLQ23.4%36.4%17.6%12.8%9.3%13.0 pts90%
RichelieuPQ40.4%11.3%27.3%14.3%6.5%13.1 pts89%
BellefeuillePQ36.1%12.0%22.7%16.3%12.4%13.3 pts91%
VerchèresPQ38.9%12.8%25.4%10.4%12.0%13.5 pts91%
MontmorencyPCQ24.6%13.4%16.3%38.4%7.0%13.8 pts94%
SoulangesPLQ21.4%35.7%18.6%16.1%7.1%14.3 pts90%
Hochelaga-MaisonneuveQS29.0%14.6%5.1%6.9%43.4%14.4 pts87%
GouinQS28.2%16.9%4.2%5.9%43.1%14.9 pts88%
VerdunPLQ18.2%41.1%5.4%7.6%25.8%15.4 pts93%
Chutes-de-la-ChaudièrePCQ24.2%13.7%17.6%39.7%4.8%15.4 pts95%
RobervalPQ41.0%12.0%25.4%17.9%3.6%15.6 pts94%
LabellePQ39.2%12.8%23.6%15.7%8.3%15.7 pts94%
HullPLQ22.6%38.5%13.1%11.1%13.7%16.0 pts94%
TaillonPQ36.8%20.7%17.3%9.5%15.3%16.0 pts96%
Laval-des-RapidesPLQ24.5%41.1%10.3%11.5%12.1%16.7 pts95%
PrévostPQ37.7%13.5%20.7%17.4%10.1%16.9 pts96%
Pierre-LaportePLQ23.9%41.5%9.2%10.0%13.6%17.6 pts97%
MercierQS25.2%21.2%3.2%5.7%43.0%17.8 pts91%
Abitibi-OuestPQ39.5%12.3%21.1%15.8%11.1%18.4 pts97%
La PeltriePCQ23.5%15.4%13.6%41.9%5.0%18.5 pts97%
PortneufPCQ22.9%9.8%20.4%41.5%4.4%18.6 pts96%
BertrandPQ39.2%13.5%20.1%15.2%11.0%19.1 pts97%
BerthierPQ41.7%9.0%22.0%17.5%9.6%19.6 pts97%
Saint-Henri–Sainte-AnnePLQ19.0%42.6%4.6%9.1%22.5%20.1 pts97%
Vimont-AuteuilPLQ21.1%41.5%13.9%15.2%8.0%20.4 pts98%
Mille-ÎlesPLQ23.7%44.3%9.8%12.6%9.3%20.6 pts98%
ChauveauPCQ21.7%13.5%16.9%42.3%5.1%20.6 pts98%
Anjou–Louis-RielPLQ21.8%42.7%14.9%9.5%10.8%20.8 pts97%
Lotbinière-FrontenacPCQ21.8%13.7%16.0%43.0%5.4%21.2 pts99%
DuplessisPQ43.5%10.4%19.3%21.4%5.2%22.1 pts98%
Marie-VictorinPQ40.7%17.5%13.5%9.5%17.6%23.0 pts99%
FabrePLQ20.5%43.6%9.7%17.9%7.9%23.1 pts98%
ChomedeyPLQ15.7%49.3%5.0%23.8%5.2%25.5 pts99%
Lac-Saint-JeanPQ47.2%9.5%21.6%17.3%4.0%25.6 pts99%
ViauPLQ15.7%50.1%3.7%7.6%21.7%28.4 pts100%
VaudreuilPLQ18.0%46.9%11.6%14.4%6.4%28.9 pts99%
Mont-Royal–OutremontPLQ20.0%50.4%3.6%9.7%13.8%30.4 pts100%
BonaventurePQ49.7%16.0%18.5%9.5%6.2%31.2 pts100%
BellechassePCQ19.3%10.2%17.1%51.1%2.3%31.8 pts100%
Camille-LaurinPQ57.6%22.4%9.6%7.9%0.8%35.2 pts100%
AcadiePLQ18.1%53.4%3.8%12.2%11.5%35.3 pts100%
Beauce-SudPCQ14.5%9.0%19.6%55.2%1.4%35.7 pts100%
RimouskiPQ51.0%9.4%15.1%9.2%15.2%35.7 pts100%
La PinièrePLQ17.1%53.2%10.0%12.1%6.6%36.1 pts100%
JoliettePQ53.2%9.2%17.0%13.7%6.9%36.2 pts100%
Bourassa-SauvéPLQ17.8%54.1%5.8%10.7%10.8%36.3 pts100%
Beauce-NordPCQ17.5%9.4%15.9%55.7%1.4%38.2 pts100%
D'Arcy-McGeePLQ8.8%59.4%2.0%20.1%4.7%39.3 pts100%
Marguerite-BourgeoysPLQ16.4%56.4%5.0%13.2%6.9%40.0 pts100%
GaspéPQ57.2%13.4%15.9%8.9%4.5%41.3 pts100%
PontiacPLQ16.3%58.2%4.0%14.3%5.2%41.9 pts100%
Saint-LaurentPLQ14.0%58.2%3.4%14.9%6.2%43.3 pts100%
MarquettePLQ16.5%59.8%4.5%10.5%7.2%43.4 pts100%
Westmount–Saint-LouisPLQ13.0%60.5%2.6%9.8%7.9%47.4 pts100%
NelliganPLQ11.4%63.5%3.6%15.3%2.5%48.2 pts100%
Notre-Dame-de-GrâcePLQ11.8%60.1%2.2%8.8%9.7%48.3 pts100%
LaFontainePLQ12.7%63.9%4.1%13.8%5.2%50.1 pts100%
Robert-BaldwinPLQ9.1%66.4%2.5%15.2%2.2%51.2 pts100%
Jeanne-Mance–VigerPLQ11.3%65.2%3.6%12.1%6.4%53.1 pts100%
Îles-de-la-MadeleinePQ68.3%13.0%12.7%4.4%1.6%55.2 pts100%
Jacques-CartierPLQ9.4%70.6%2.4%11.0%2.2%59.6 pts100%
Matane-Matapédia-MitisPQ81.4%6.3%1.8%9.4%1.0%72.0 pts100%

Polls used in this publication

FirmFieldworkSamplePQPLQCAQPCQQS
Léger2026-09-30–10-011,00029%25%14%20%11%
Pallas Data2026-09-25–261,19230%23%19%17%10%
Synopsis Recherche2026-09-24–271,00030%22%17%17%13%
Nanos Research2026-09-12–1453727.9%23.7%21.6%16.4%8.7%
Segma Recherche2026-09-08–175,57229%19%22%18%12%
Mainstreet Research2026-09-11–132,14524.4%21.5%28.2%16.6%7.7%
Research Co.2026-09-10–1370528%22%23%16%10%

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