Even: Research & Polling Inc. and UMass Lowell split the 6 measures in the Crosstab Trust Index, which grades pollsters on how close their final polls came to actual results from 1998 to 2022.
| Measure | Research & Polling Inc. | UMass Lowell |
|---|---|---|
| Trust Score | 75/100 | 80/100 ★ |
| Average error how far final polls missed the result | 4.2 pts | 3.4 pts ★ |
| Versus expected error compared with what its races predicted | 1.7 better ★ | 1.5 better |
| Consistency random miss once its tilt is removed | ±4.1 pts | ±3.3 pts ★ |
| Historical bias closer to even is better | R+1 ★ | D+1.6 |
| Winners called | 88% ★ | 85% |
| Track record final polls analyzed, 1998–2022 | 43 polls | 21 polls |
| 2026 polls | — | 1 |
Compare them in the interactive Trust Index All pollster ratings
More comparisons: University of Massachusetts Lowell Center for Public Opinion vs. YouGov · Research & Polling Inc. vs. YouGov · Emerson College vs. University of Massachusetts Lowell Center for Public Opinion · Emerson College vs. Research & Polling Inc. · University of Massachusetts Lowell Center for Public Opinion vs. University of New Hampshire Survey Center · Research & Polling Inc. vs. University of New Hampshire Survey Center · New York Times/Siena College vs. University of Massachusetts Lowell Center for Public Opinion · New York Times/Siena College vs. Research & Polling Inc.
UMass Lowell has the smaller average error (3.4 pts vs. 4.2 pts). Overall, even: Research & Polling Inc. and UMass Lowell split the 6 measures in the Crosstab Trust Index (Research & Polling Inc.: A, Trust Score 75; UMass Lowell: A, Trust Score 80).
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.