Monday, November 2, 2026
U.S. midterms in 1 day

Niagara West

Provincial riding · Ontario · Southwestern Ontario

Forecast of November 2, 2026

Our forecast gives the PC Party a more than 99% chance of winning, with an average lead of 25.5 points.

Safe seat. Chance of a final gap under 5 points: under 1%.

Projected vote share

Projection by party

  • PC 49.7%
  • OLP 24.2%
  • NDP 18.3%
  • OTH 4.6%
  • GP 3.2%

Thin vertical mark: 2025 result.

Compared with the average

PC OLP NDP OTH
Niagara West 49.7%24.2%18.3%4.6%
Provincial averageOntario 40.6%+9.1 30.7%−6.5 20.8%−2.5 4.3%+0.3

Simple average of the 124 ridings, not weighted by population.

Projection track

How the projection has moved

Current member

Hon. Sam Oosterhoff · PC

44th Parliament.

Previous election (2025)

The PC Party won by 26.4 points, with 54.9% turnout.

Our current projection: the PC Party ahead by 25.5 points.

Candidates and votes in 2025

Candidate Party Votes %
Sam Oosterhoff Elected PC 22,916 51.1
Shauna Boyle OLP 11,091 24.7
Dave Augustyn NDP 7,312 16.3
Mark Harrison GP 1,794 4.0
Aaron Albano OTH 676 1.5
Aaron Allison OTH 629 1.4
Stefanos Karatopis OTH 326 0.7
Jim Torma OTH 73 0.2

Nearby ridings

Party ahead and how sure the projection is.

Watch list

The tightest races

The smallest projected gaps between the top two.

  1. Mississauga—StreetsvillePC53%1.5-point gap
  2. OakvilleOLP61%1.6-point gap
  3. Mississauga—LakeshoreOLP61%1.6-point gap
Forecast updated