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 Douglas Building is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The Thaddeus Fisher House is a house in southeast Portland, Oregon, United States, listed on the National Register of Historic Places.
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 When prohibition was repealed in 1933, the Oregon Liquor Control Commission was created through Oregon's Knox Bill.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, United States listed on the National Register of Historic Places.
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 Wilhelmina Mohle House is a house in southeast Portland, Oregon, United States, listed on the National Register of Historic Places.
The Martin Parelius Fourplex is a building in southeast Portland, Oregon listed on the National Register of Historic Places.
The Edward D. Dupont House is a house in southeast Portland, Oregon listed on the National Register of Historic Places.
The Elizabeth B. Gowanlock House is a house in southeast Portland, Oregon 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 James S. Polhemus House is a house located in southeast Portland, Oregon, listed on the National Register of Historic Places.
The Jessie M. Raymond House is a house located in southeast Portland, Oregon, listed on the National Register of Historic Places.
The Charles F. Adams House is a historic house located in northwest Portland, Oregon, United States. It was designed by the eminent firm of Whidden and Lewis, one of a trio of adjacent residences designed by that firm. Built in the Georgian Revival style in 1904 and expanded in 1918, it was extensively restored in 1979. The original owner was Charles Francis Adams (1862–1943), a scion of the family of presidents John Adams and John Quincy Adams, and a prominent Portland banker, art collector, and patron of the Portland Art Museum.
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 Capt. George Raabe House in southeast Portland in the U.S. state of Oregon is a 1.5-story dwelling listed on the National Register of Historic Places. Built in 1902, it was added to the register in 1989.
