The following list presents the full set of National Register of Historic Places listings in Multnomah County, Oregon. However, please see separate articles for listings in each of Portland's six quadrants.
The Nettie Krouse Fourplex in southeast Portland in the U.S. state of Oregon is a 2.5-story multiple dwelling listed on the National Register of Historic Places. Built in the American Craftsman style in 1910, it was added to the register in 1989.
West's Block is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The Oregon Portland Cement Building is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The New Logus Block is a building complex in southeast Portland, Oregon, listed on the National Register of Historic Places.
The Monastery of the Precious Blood is a building in southeast Portland, Oregon, United States, listed on the National Register of Historic Places. It is in the Montavilla neighborhood.
The Henry Sensel Building is a building in southeast Portland, Oregon, listed on the National Register of Historic Places.
The Loyalty Building, formerly known as the Buyers Building and the Guardian Building, is a building located in downtown Portland, Oregon listed on the National Register of Historic Places.
The Calumet Hotel, also known as the Esquire Hotel, is a former hotel building located in downtown Portland, Oregon, that is listed on the National Register of Historic Places. The building was changed from a commercial hotel to a residential hotel for low-income residents in the 1930s. At some point, it took the name Esquire Hotel. By the time of its nomination to the National Register, in 1983, it was vacant. The building was renovated in 2008–09 and is now known as "The Esquire" apartments.
The Neighbors of Woodcraft Building, also known as the Tiffany Center, is a building located in southwest Portland, Oregon, listed on the National Register of Historic Places. Construction of the building was commissioned by the Neighbors of Woodcraft (NOW), a non-profit fraternal benefit society based in Oregon since 1905 and operating in several western states, for use as a national headquarters and clubhouse. The building was completed in May 1929 and dedicated in June. In 1993, NOW sold the building and moved out of its remaining office space there. The building was added to the National Register in February 1996.
The Roosevelt Hotel was a hotel located in downtown Portland, Oregon at 1005 SW Park. It was built in 1924 and is listed on the National Register of Historic Places. In 2000–2001 the building was converted to condominiums.
The Campbell Hotel, located in northwest Portland, Oregon, is a historic former residential hotel that is listed on the National Register of Historic Places (NRHP). It is now an apartment building named the Campbell Court Apartments.
The Honeyman Hardware Company Building is a historic commercial building located at 832 NW Hoyt Street in Northwest Portland, Oregon. It was completed in 1912 and was listed on the National Register of Historic Places on December 15, 1989.
The Oregon Cracker Company Building is a historic structure located in Portland, Oregon, United States. Built around 1897 as a food processing plant, and expanded in 1901, it is one of Portland's finest Romanesque Revival buildings. The building also includes early examples of structural features that were innovative for the time, but which later became common. The building was added to the National Register of Historic Places in 1979.
The Packard Service Building is a building located in northwest Portland, Oregon listed on the National Register of Historic Places.
The Portland Van and Storage Building is a building located in north Portland, Oregon listed on the National Register of Historic Places.
The Frederick Torgler Building is a building located in north Portland, Oregon listed on the National Register of Historic Places.
The Jantzen Knitting Mills Company Building is a building located in northeast Portland, Oregon, USA, listed on the National Register of Historic Places. The picture is of the corner of 19th Ave. and NE Glisan St.
The Portland Skidmore/Old Town Historic District is an historic district in Portland, Oregon's Old Town Chinatown neighborhood, in the United States. The approximately 20-block area, center around Burnside Street and named after the Skidmore Fountain, is known for exhibiting Italianate architecture, though High Victorian Italianate, Renaissance Revival, Richardsonian Romanesque, and Sullivanesque styles are also present. In addition to Skidmore Fountain, structures within the district's boundaries include the Blagen Block, Delschneider Building, Hallock and McMillin Building, New Market Theater, New Market Alley Building, New Market Annex, and Poppleton Building.
