There are 309 properties and districts listed on the National Register of Historic Places in the City and County of Denver, the capital of the U.S. State of Colorado.

          This National Park Service list is complete through NPS recent listings posted February 23, 2024.^[1]

Number of listings by region

The properties are distributed across 48 of Denver's 79 official neighborhoods. For the purposes of this list, the city is split into four regions: West Denver, which includes all of the city west of the South Platte River; Downtown Denver, which includes the neighborhoods of Capitol Hill, Central Business District, Civic Center, Five Points, North Capitol Hill, and Union Station; and Northeast and Southeast Denver, which include the parts of the city east of the South Platte River (outside of Downtown Denver) that are north and south of Sixth Avenue respectively. Five sites are included in multiple regions.

Region # of Sites 1 Downtown Denver 150 2 Northeast Denver 72 3 Southeast Denver 48 4 West Denver 47 (Duplicates): (6)[2] Total: 311