Polls are conducted on a variety of topics, but they are sometimes difficult to interpret. When looking for poll data it may be necessary to look for the broader topic. For example, if you are searching a policy about reporting of domestic violence by police, the broader topic is domestic violence.
In addition to the websites listed below, searching newspapers for the legislator you are looking for would also provide information.
Much of this information was retrieved from Cornell University's Research Guides listed below.