About this Ontario poll from Liaison Strategies
This Ontario poll was fielded by Liaison Strategies in August 2025, with a middle field date of August 8, 2025. The poll collected data from a total sample of n=800 Ontario respondents via live telephone interviews.
The margin of error [moe] for this poll is estimated at ±3.5%, 19 times out of 20 (for entire sample only) around the 50%-mark.
If we compare these national numbers with the previous poll from Liaison Strategies (May 2025), the Ontario PC Party loses two points from 46% to 44% (variation smaller than moe), the Ontario Liberal Party is down one point (variation smaller than moe), and the Ontario NDP climbs two points from 13% to 15% (variation smaller than moe).
You can read more information on this poll here.