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.
The International Harvester Company Warehouse is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The Barber Block is a building complex located at the corner of Southeast Grand and Washington Streets in Portland, Oregon, listed on the National Register of Historic Places (NRHP). It was built in 1890 and listed on the NRHP in 1977. It is also located within the East Portland Grand Avenue Historic District.
The Frigidaire Building or Templeton Building is a building in southeast Portland, Oregon listed on the National Register of Historic Places. The building was designed by William C. Knighton and Leslie D. Howell and completed in 1929 for O.E. (Oscar) Heintz and occupied by Frigidaire until 1934. When prohibition was repealed in 1933, the Oregon Liquor Control Commission was created through Oregon's Knox Bill. OLCC occupied the building once Frigidare left. Later it was occupied by R.J. Templeton, an auto parts distributor.
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 Osborn Hotel is a building in southeast Portland, Oregon, listed on the National Register of Historic Places. A major fire severely damaged the building on August 8, 2014.
The John Deere Plow Company Building is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The Rachel Louise Hawthorne House is a house 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 Martin Parelius Fourplex is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The Herschell–Spillman Noah's Ark Carousel, located in southeast Portland, Oregon, is listed on the National Register of Historic Places.
The Clarence H. Jones House is a house located in southeast Portland, Oregon listed on the National Register of Historic Places.
The Otto W. and Ida L. Nelson House is a house located in southeast Portland, Oregon, listed on the National Register of Historic Places.
The James S. Polhemus House is a house located in southeast Portland, Oregon, listed on the National Register of Historic Places.
The W. S. Salmon House in southeast Portland in the U.S. state of Oregon, is a 2.5-story apartment house listed on the National Register of Historic Places. Built in the Queen Anne style in 1890, it was added to the register in 1994.
The Nathaniel West Buildings in southeast Portland, Oregon, United States, are listed on the National Register of Historic Places. The two structures are part of a group of three, including West's Block, built by West in the late 19th century.
The Italian Gardeners and Ranchers Association Market Building, also known as the Italian Market, in southeast Portland, Oregon in the U.S. is a two-story commercial structure listed on the National Register of Historic Places. Built of concrete in 1922, it was added to the register in 1989.
The Henry Kuehle Investment Property, also known as the Gottsacker Grocery Building, in southeast Portland in the U.S. state of Oregon is a two-story commercial building listed on the National Register of Historic Places. Built in Bungalow/Craftsman style in 1909, it was added to the register in 1989.
