No track record in the 1998–2022 results data yet, so it isn't graded. Crosstab grades every 2026 pollster on its own results after Election Day.
1 poll this cycle.
| Date | Poll | Result | vs. other polls |
|---|---|---|---|
| 07-08 | Maine Senate | Jackson 47, Collins 48 | R+6 |
States polled: Maine.
Open Z to A Research in the interactive Trust Index All pollster ratings
Z to A Research has no track record in the 1998–2022 results data, so it isn't graded yet. Crosstab will grade every 2026 pollster on its own results after Election Day.
1 poll in Crosstab's data, including Maine Senate.
Grades: Crosstab Trust Index, computed from FiveThirtyEight's pollster-ratings data (CC BY 4.0), 1998–2022; 2026 measures from Crosstab's polling data.
Updated 2026-10-04 · Crosstab, nonpartisan polling analysis.