The District is among several U.S. cities studying congestion pricing as a way to reduce traffic and raise money for transit. It’s a tough sell.

However, support is uneven in the Maryland suburbs, and most residents regionwide say they are concerned about tolls being too expensive.

A 68 percent majority of the region’s residents rate Metrorail positively, up from 42 percent in 2017.

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Washington Post polling archive

Dig into all the numbers in our polls, look at demographic groups and examine trends over time.

Blame over unauthorized immigration at the southern border falls about evenly between President Trump and congressional Democrats, according to a Post-ABC News survey.

A clear majority of Americans, including large shares of Democratic and independent voters and a significant slice of Republicans, think the economy mainly benefits people already in power.

Sanders runs just behind Biden, but more than half of all Democrats do not volunteer support for any candidate seeking the party’s nomination.

Post-ABC poll finds agreement across partisan lines that the Mueller report was fair, but partisan splits over what it concluded.

New data shows what fueled 2018 midterm turnout to the highest level in more than a century

Voting results after seven of the deadliest mass shootings show a modest swing in favor of Democratic candidates.

A majority of Democrats say the United States is economically divided. Most Republicans and independents disagree.

According to a Washington Post-Schar School poll completed last week, 17 percent of U.S. adults said the findings of Mueller’s investigation made them more likely to vote for President Trump in 2020. More, 30 percent, said it made them less likely to vote for Trump.

Americans are divided over whether House Democrats should continue to investigate Trump, after the special counsel left unanswered whether he obstructed justice.

Mueller’s investigation lasted nearly two years. Here’s how public perception of how he was handling it changed.

It's a record high since 1986.

A newly released survey hints that Americans might be getting more “woke.”

About that poll claiming 50 percent think the Mueller investigation is a “witch hunt.”

Now that he’s vetoed congressional opposition, a reminder that the public is also opposed.

  • Analysis

New Pew Research Center analysis shows how few true independents there are.

A poll of residents in 18 countries finds Americans are more positive toward immigrants than residents of several other countries.

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