Map of the US showing the percentage of people who did not claim religious affiliation.
<a href="//commons.wikimedia.org/wiki/User:Lokal_Profil" title="User:Lokal Profil">Lokal_Profil</a>
CC BY-SA 2.5
<ul><li>Map from <a href="//commons.wikimedia.org/wiki/File:Blank_US_Map.svg" class="mw-redirect" title="File:Blank US Map.svg">Image:Blank US Map.svg</a> by <a href="//commons.wikimedia.org/w/index.php?title=User:Theshibboleth&amp;action=edit&amp;redlink=1" class="new" title="User:Theshibboleth (page does not exist)">User:Theshibboleth</a>.</li>
<li>Information and colours from <a href="//commons.wikimedia.org/wiki/File:Reiligion_US.png" title="File:Reiligion US.png">Reiligion US.png</a> by <a href="https://en.wikipedia.org/wiki/User:BrendelSignature" class="extiw" title="en:User:BrendelSignature">BrendelSignature</a> who credited <a rel="nofollow" class="external autonumber" href="https://www.usatoday.com/graphics/news/gra/gnoreligion/flash.htm">[1]</a> as the source.</li>
<li>Combined by <a href="//commons.wikimedia.org/wiki/User:Lokal_Profil" title="User:Lokal Profil">Lokal_Profil</a>, also added D.C. and Rhode Island</li></ul>