A study conducted by Patrick Ruffini found that 75% of public polls across three national election cycles erred in favor of Democratic candidates

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A Washington Post poll in Kansas recorded a 32 percent response completion rate among Democrats compared to 12 percent among Republicans

Ahead of the Wisconsin Democratic gubernatorial primary, Francesca Hong's implied probability of winning was over 96% on Polymarket

Kalshi and Polymarket recorded over $3 billion in combined trading volume across United States election markets in the month leading up to late October 2026

A Washington Post poll in Kansas showed Adam Hamilton leading Roger Marshall 52 percent to 43 percent

Ann Selzer's final 2024 poll projected Donald Trump would lose the state of Iowa by approximately 10 percentage points

The Cook Political Report rated approximately 10 United States Senate races and 50 United States House of Representatives races as competitive in 2024

An NPR/PBS News/Marist poll conducted prior to the 2026 midterm elections identified the cost of living as voters' top priority

In a poll conducted ahead of the 2026 midterm elections, 66% of respondents stated Donald Trump used the presidency to enrich himself

In a Fox News poll conducted ahead of the 2026 midterm elections, 88% of surveyed voters identified corruption in government as a concern

Fox News shifted its forecast rating for the 2026 South Carolina U.S. Senate race to a toss-up

In a survey of registered voters, 36% of respondents named government corruption as their top issue

A Washington Post poll in Michigan found that 12% of contacted Republicans answered pollsters

A Washington Post poll in Kansas found that over 30% of contacted Democrats answered pollsters, compared to 12% of independents and less than 10% of Republicans

During a summer 2026 survey across six states, The New York Times and Siena College placed 250,000 phone calls to secure 8,000 respondents

A New York Times poll showed incumbent Republican Senator Roger Marshall leading Democratic challenger Adam Hamilton by one percentage point in Kansas

A New York Times poll showed Republican Darlene Graham and Democrat Annie Andrews tied in the South Carolina United States Senate race

Fox News Polling shifted the 2026 South Carolina United States Senate race from 'Lean Republican' to 'Toss-up' in its power rankings

A Washington Post poll showed 37% of self-identified Republicans wanting the Republican Party to move in a new direction away from Donald Trump

A New York Times poll showed 55% of Kansas voters disapproving of Donald Trump compared to 40% approving

In an October 2026 CNN Senate poll, Democrat Troy Jackson led Republican Susan Collins 49 percent to 45 percent in Maine