Historic districts in the United States
OVERVIEW OF HISTORIC DISTRICTS IN THE UNITED STATES
National Register of Historic Places Districts; National Register of Historic Places District; Historic District (United States); U.S. historic district; Historic district (United States); Historic districts (United States); Historic districts of the United States; Federal historic district; Historic districts in the Untied States; US historic districts; U.S. historic districts; Historic districts of the US; Historic districts in the US; Historic districts in the USA; Historic districts of the USA; Historic districts in the U.S.; Historic districts of the U.S.
Historic districts in the United States are designated historic districts recognizing a group of buildings, properties, or sites by one of several entities on different levels as historically or architecturally significant. Buildings, structures, objects and sites within a historic district are normally divided into two categories, contributing and non-contributing.