Data.census.gov is the new platform to access data and digital content from the U.S. Census Bureau.On March 31, 2020, American FactFinder was decommissioned and is no longer available.
To do an address search to find the geography for a community, use the Census Bureau’s Geocoder.

"The GSS contains a standard 'core' of demographic, behavioral, and attitudinal questions, plus topics of special interest. Many of the core questions have remained unchanged since 1972 to facilitate time-trend studies as well as replication of earlier findings. It has tracked the opinions of Americans over the last four decades."