The survey includes voters from the nine battleground states on the CNN Electoral Map, plus an additional three - Michigan, New Mexico, and Pennsylvania - which are close, and considered by the Gallup organization as swing states.
The CNN Polling Center displays data from polling organizations that use CNN-approved
polling methodology as well as some that do not. The asterisk symbol * indicates that
the poll or polling organization does not meet CNN's methodological standards.
A CNN Poll of Polls is calculated using at least three polls that use CNN-approved methodology.
The Congressional Ballot polling data was provided by PollingReport.com.