Survey Methods

National polls like the Center’s come within a few percentage points, on average, of benchmarks from high response rate federal surveys.

While the largest Christian traditions and religious “nones” can be consistently analyzed, smaller groups produce a large margin of error.

The new survey covers topics such as whether the public thinks society is moving too quickly or not quickly enough on gender identity issues.

Most of our research on the U.S. news environment has been from the viewpoint of the public, but this time we surveyed journalists themselves.

With new 2022 survey results just around the corner, here are five of the many insights from the newly added data available on the database.

Pew Research Center’s political typology sorts Americans into cohesive, like-minded groups based on their values, beliefs, and views about politics and the political system. Use this tool to compare the groups on some key topics and their demographics.

Pew Research Center makes most of its datasets available for download once reporting has been completed for a given study. Here's how to find and access our data.

If you’ve wondered what opinion polls are for, how they are done or how to tell a good one from a bad one, sign up for our email mini-course.

Public polling estimates on COVID-19 vaccination have been within about 2.8 points, on average, of the CDC's calculated rate.

Since the initial disruptions of field operations due to COVID-19, we have been able to conduct 33 surveys in 17 countries and territories.