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Recent electoral history | Oshawa


2018 2022 2025 Projection NDP 51% ± 10% 44.8% 42.1% 45.9% PC 35% ± 9% 41.8% 40.2% 41.5% OLP 11% ± 5% 7.9% 9.1% 8.8% GPO 2% ± 2% 3.6% 4.0% 2.1% NBPO 1% ± 2% 0.0% 2.5% 1.4% IND 0% ± 1% 0.0% 0.0% 0.3%

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338Canada Oshawa projection

Latest update: April 29, 2026

Oshawa 41% 60% 51% ± 10% NDP 26% 44% 35% ± 9% PC 6% 16% 11% ± 5% OLP NDP 2025 45.87% 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% Oshawa 99%▲ NDP 1%▼ PC <1% OLP 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 | Oshawa

Odds of winning | Oshawa