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Pollster · 125 of 1769

YouGov

GRADE CWEIGHT TIER T4D-LEAN★ AAPOR TI MEMBER</> Embed
Polls scored
33
Mean error
5.1 pt
Signed bias
D+3.31
Aggregation weight
0.87
Composite quality score
0–100 · weighted of 5 measured components
50
of 100 · tier · moderate

Moderate quality. Worth checking individual signals before relying on this pollster's headline.

Aggregator weight43
Verification rate8
Sample size median100
Citation rate14
Outlier rate (inv.)not yet measured
Rater alignment83
Pollster vs editorial consensus
d-lean

Across 36 graded races, YouGov's released topline differed from the median editorial-rater consensus by an average of +2.2pp. That's a measurable D-lean vs the consensus.

Mean delta
+2.2pp
Median delta
+1.0pp
Std-dev
4.8pp
N graded
36
Recent activity
Total all time
554
Last 30d
0
Last 90d
0
Last 180d
8

Last poll 3/1/2026 (127d ago)· status slow

Per-cycle debrief appearances
CycleRankPollsMAESigned bias
2024#24 / 26106.61 ptD+6.61 pp
2018#2 / 2552.49 ptD+0.53 pp
2014#5 / 2163.39 ptD+2.94 pp
Recent polls