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Recent electoral history | St. Catharines


2018 2022 2025 Projection NDP 44% ± 9% 36.6% 39.7% 42.0% PC 34% ± 8% 33.6% 34.4% 35.0% OLP 17% ± 6% 24.5% 16.6% 17.3% GPO 2% ± 2% 3.7% 4.1% 2.5% NBPO 2% ± 2% 0.0% 2.6% 1.7% ONP 1% ± 1% 0.0% 1.4% 0.6%

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338Canada St. Catharines projection

Latest update: April 20, 2026

St. Catharines 34% 53% 44% ± 9% NDP 26% 42% 34% ± 8% PC 11% 23% 17% ± 6% OLP NDP 2025 41.98% 338Canada Popular vote projection | April 20, 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% St. Catharines 96%▲ NDP 4%▼ PC <1% OLP Odds of winning | April 20, 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 | St. Catharines

Odds of winning | St. Catharines