Pollster ratings · Crosstab Trust Index

SurveyMonkey C-

Trust Score 23/100, rank #62 of 72 (medium confidence; grade held in 54% of 400 resamples, plausible rank #30–70). Consistent D tilt.

Average error
6.5
points, vs. 5.5 expected for its races
Versus other pollsters, same races
0.4 worse
points
Historical bias
D+5.2
which way its misses leaned
Winners called
86%
259 polls, 2016–2020

How SurveyMonkey compares

Trust Score percentile13th (median 49)
Accuracy versus expected6th percentile
Random miss (consistency)±4.5 pts
MethodOnline Panel
Transparency score10/10

Average error by election cycle

CyclePollsAvg errorBias
20161987D+5.8
201723.6R+0.3
201911.9R+1.9
2020584.8D+3.8

Open SurveyMonkey in the interactive Trust Index All pollster ratings

Frequently asked questions

Is SurveyMonkey accurate?

SurveyMonkey is rated C- in the Crosstab Trust Index (Trust Score 23 of 100, rank 62 of 72, medium confidence). Its final polls missed the actual margin by 6.5 points on average, against 5.5 expected for the races it polled, and it called the winner in 86% of races.

Does SurveyMonkey lean Republican or Democratic?

Historically, SurveyMonkey's misses leaned D+5.2 on average. Lean describes how its numbers compare; it isn't an accusation of bias.

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.