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 Dalles Carnegie Library is a historic former library building located in The Dalles, Oregon, United States. It is one of the thousands of libraries whose construction was funded by Andrew Carnegie. The construction grant of $10,000 was approved in March 1907, and it was dedicated in September 1910.
The Genoa Building, at the intersection of Southeast Belmont Street and Southeast 29th Avenue in Portland in the U.S. state of Oregon, is a single-story commercial building listed on the National Register of Historic Places. Built in a Vernacular style with Mediterranean features in 1930, it was added to the register in 1997.
Povey Brothers Studio, also known as Povey Brothers Art Glass Works or Povey Bros. Glass Co., was an American producer of stained glass windows based in Portland, Oregon. The studio was active from 1888 to 1928. As the largest and best known art glass company in Oregon, it produced windows for homes, churches, and commercial buildings throughout the West. When the firm was founded in 1888, it was the only creative window firm in Portland, then a city of 42,000 residents.
The First Presbyterian Church is a church and historic church building located in downtown Roseburg, Oregon, United States.
The Mill–Pine Neighborhood Historic District is a residential historic district located in Roseburg, Oregon, United States. Beginning in 1878, this neighborhood of modest homes developed to house employees of the adjacent railroad, and the service and retail workers who served them. Physical evolution of the district largely ceased after Southern Pacific Transportation Company moved its operational base from Roseburg to Eugene in 1927, leaving an unusually cohesive example of a working-class residential neighborhood of the late 19th and early 20th centuries. The historic district was listed on the National Register of Historic Places in 1985, and reduced in size in 2011 to reflect the destruction of some historic buildings.
The Roseburg Oregon National Guard Armory, also known as the Flegel Community Center, is a historic former armory in downtown Roseburg, Oregon, United States. The Roseburg Oregon National Guard Armory served as the main office of the Roseburg National Guard Company from 1914 until 1977. The building became a full-time community center in 1977. The former armory is located at 1034 SE Oak Ave, Roseburg, OR 97470, and situated directly south of the Roseburg Post Office. The armory was placed in the National Register of Historic Places on April 15, 1993.
The Senate Court Apartments are a historic apartment building located in Portland, Oregon, United States. It is an important work in the career of Portland architect Roscoe Hemenway, who generally focused on single-family residential designs. In it, Hemenway employed the Colonial Revival style to draw out an air of respectability and tradition, in an effort to make apartment living more appealing to a middle-class clientele. Built in 1944 for developer Douglas W. Lowell, the complex was aimed at single women working in war industries. Lowell went on to develop over 3,000 housing units in Portland through his career.
