The most important battleground state, Pennsylvania has the highest number of electoral votes. For either candidate, a path to victory without the state would be complicated.

Joe Biden was born and raised in Pennsylvania, one of the oldest states in the Union. Generally considered a battleground state, Pennsylvania voted Democrat in six elections before turning red in 2016.

Polls by “select pollsters” are shown with a diamond. These pollsters have backgrounds that tend to mean they are more reliable. Also, polls that were conducted by or for partisan organizations are labeled, as they often release only results that are favorable to their cause.