About this Alberta poll from Mainstreet Research
This Alberta poll was fielded by Mainstreet Research in October 2026, with a middle field date of October 16, 2026. The poll collected data from a total sample of n=825 Alberta respondents via IVR technology (automated calls).
The margin of error for an online sample is not applicable.
For comparison purposes, a random sample of this size would yield a margin of error [moe] of ±3.4%, 19 times out of 20 (for entire sample only) around the 50%-mark.
The regional breakdown of this poll was not made publicly available.
If we compare these national numbers with the previous poll from Mainstreet Research (February 2026), the Alberta NDP climbs three points from 40% to 43% (variation similar to moe), the United Conservative loses five points from 48% to 43%, and the Progressive Tory Party climbs three points from 3% to 6% (variation similar to moe).
You can read more information on this poll here.