How one polling firm became a lightning rod for American political data and controversy

Science · Published 20 October 2026 Swipe more like this →

In short: Founded in 2003, Rasmussen Reports pioneered automated nightly tracking polls to measure everything from presidential approval to consumer confidence. While it has occasionally mirrored election outcomes with precision, the firm faces persistent criticism over its methodology, perceived Republican bias, and significant misses in high-profile national and state races.

Rasmussen Reports relies on automated telephone technology and online surveys to gather data, a departure from traditional live-interviewer methods. By screening for likely voters rather than all adults, the firm argues its results better reflect actual electoral outcomes. However, this approach has drawn scrutiny. Critics, including Nate Silver, have argued that automated polling often exhibits a bias toward Republican candidates compared to traditional methods. This perceived slant has led to professional friction; in 2024, the polling analysis site 538 removed Rasmussen from its averages, citing a failure to meet its standards for pollsters.

The firm’s track record is a study in contrasts. In 2004, it projected results within one percentage point of actual totals for George W. Bush and John Kerry. Its 2008 final poll for the Obama-McCain race was also highly accurate. Yet, other cycles have proven difficult. In 2012, the firm’s final daily tracking poll showed Mitt Romney with a slight lead, while Obama ultimately won by nearly four percentage points. In 2018, Rasmussen predicted a Republican win on the generic ballot, missing the actual result—a Democratic victory by nearly nine points—by a margin of nearly ten percentage points.

Beyond election forecasting, Rasmussen tracks what it terms the "Political Class" versus "Mainstream Voters," using questions about trust in government and special interests. The firm also maintains daily indices for consumer and investor confidence, distinguishing itself as the only provider of such daily data. Despite its influence, the company remains an outlier in the industry, often eschewing membership in professional polling organizations like the American Association for Public Opinion Research. Whether through its impact on the 2010 Massachusetts Senate race or its controversial post-election claims regarding voter turnout in Arizona, Rasmussen Reports continues to be a polarizing force in the landscape of American public opinion research.

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