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Recent electoral history | Sarnia—Lambton


2018 2022 2025 Projection PC 46% ± 9% 52.8% 52.7% 51.3% OLP 24% ± 7% 4.4% 10.5% 18.4% NDP 19% ± 7% 37.4% 23.6% 19.7% NBPO 4% ± 3% 0.0% 6.8% 4.3% IND 2% ± 2% 0.0% 0.0% 2.0% GPO 2% ± 2% 3.7% 3.2% 1.9% ONP 1% ± 1% 0.0% 0.9% 0.8%

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338Canada Sarnia—Lambton projection

Latest update: April 29, 2026

Sarnia—Lambton 37% 55% 46% ± 9% PC 17% 31% 24% ± 7% OLP 13% 26% 19% ± 7% NDP 1% 7% 4% ± 3% NBPO PC 2025 51.27% 338Canada Popular vote projection | April 29, 2026
Methodology note. This projection is calculated using a mostly-proportional swing model adjusted with provincial and regional polls conducted by professional pollsters. This is not a poll, but a projection based on polls. Read more on 338Canada's methodology here.
50% 100% Sarnia—Lambton >99% PC <1% OLP <1% NDP Odds of winning | April 29, 2026
Methodology note. These odds of winning are those if a general election were held today. They are calculated by the 338Canada Monte Carlo-type program that runs thousands of simulated elections.

338Canada Ontario Projection | Sarnia—Lambton

Odds of winning | Sarnia—Lambton