Wikipedia:WikiProject National Register of Historic Places/Historic districts/Lists
You know you want to do this. Click on one. You can reference the Lists of Historic Places below all those lovely red links to find the historic districts in each state, and thus add them to the uncreated lists linked below.
Red Links Galore
editLists of Registered Historic Districts
| State | Alabama - Alaska - Arizona - Arkansas - California - Colorado - Connecticut - Delaware - District of Columbia - Florida - Georgia - Hawaii - Idaho - Illinois - Indiana - Iowa - Kansas - Kentucky - Louisiana - Maine - Maryland - Massachusetts - Michigan - Minnesota - Mississippi - Missouri - Montana - Nebraska - Nevada - New Hampshire - New Jersey - New Mexico - New York - North Carolina - North Dakota - Ohio - Oklahoma - Oregon - Pennsylvania - Rhode Island - South Carolina - South Dakota - Tennessee - Texas - Utah - Vermont - Virginia - Washington - West Virginia - Wisconsin - Wyoming |
| Territorial | American Samoa - Guam - Palau - Puerto Rico - Federated States of Micronesia - Marshall Islands - Northern Mariana Islands - U.S. Virgin Islands - Wake Island - Midway Island |
| Other | American Legation, Tangier |
Blue Links Galore
editLists of Registered Historic Places
| State | Alabama - Alaska - Arizona - Arkansas - California - Colorado - Connecticut - Delaware - District of Columbia - Florida - Georgia - Hawaii - Idaho - Illinois - Indiana - Iowa - Kansas - Kentucky - Louisiana - Maine - Maryland - Massachusetts - Michigan - Minnesota - Mississippi - Missouri - Montana - Nebraska - Nevada - New Hampshire - New Jersey - New Mexico - New York - North Carolina - North Dakota - Ohio - Oklahoma - Oregon - Pennsylvania - Rhode Island - South Carolina - South Dakota - Tennessee - Texas - Utah - Vermont - Virginia - Washington - West Virginia - Wisconsin - Wyoming |
| Territorial | American Samoa - Guam - Palau - Puerto Rico - Federated States of Micronesia - Marshall Islands - Northern Mariana Islands - U.S. Virgin Islands - Wake Island - Midway Island |
| Other | American Legation, Tangier |