Riding profile

Niagara West

Provincial riding — ON · Mixed · on sw

The question

Niagara West: a safe seat for the PC Party?

Editorial read

Niagara West, a mixed riding in Ontario, elected a member with the PC Party in the previous cycle, with a 26-point margin. The Vote-Scope model projects the PC Party ahead at 50% vote share, against 27% for the Ontario Liberals, and the probability of a close race is negligible.

Sitting member

Hon. Sam Oosterhoff

Sits with PC

Parliament
44th

Current forecast

PC

Safe

Probability
100%
Mean margin (pts)
23.2
P(close race)
0%

Projected vote share

Projection by party

  • PC 49.8%
  • OLP 26.5%
  • NDP 17.9%
  • GP 3.5%
  • OTH 2.3%

In context

How this riding stacks up

PC OLP NDP GP
HereNiagara West 49.8%26.5%17.9%3.5%
Provincial averageOntario 40.2% +9.5 33.4% −6.8 20.3% −2.4 3.9% −0.4

Provincial averages computed across the 124 riding-level projections (unweighted mean).

Projection track

How the projection has moved

Previous election · ON 2025

Won by
PC
Margin
26.4 pts
Turnout
54.9%
Margin shift vs current projection
-3.2 pts

Detailed result · ON 2025

Candidates and votes

Candidate Party Votes % Occupation
SAM OOSTERHOFF Elected PC 22,916 51.1
SHAUNA BOYLE OLP 11,091 24.8
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
Last model run
Cycle
on_2029