The Hawthorne Bridge is a truss bridge with a vertical lift that spans the Willamette River in Portland, Oregon, joining Hawthorne Boulevard and Madison Street. It is the oldest vertical-lift bridge in operation in the United States and the oldest highway bridge in Portland. It is also the busiest bicycle and transit bridge in Oregon, with over 8,000 cyclists and 800 TriMet buses daily. It was added to the National Register of Historic Places in November 2012.
This is a list of properties and historic districts in Oregon that are listed on the National Register of Historic Places. There are listings in all of Oregon's 36 counties.
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 Sovereign Hotel was a Portland, Oregon, hotel built in 1923. The nine-story building was added to the United States' National Register of Historic Places on December 2, 1981. Part of the building houses a portion of the Oregon Historical Society's Oregon History Center.
The Multnomah County Courthouse is a historic building that served as the courthouse for Multnomah County, Oregon from 1911 to 2020. It is located in downtown, Portland, Oregon, the county seat, and is listed on the National Register of Historic Places. Due to concerns over the structural deficiency of the then-century-old building, which was determined to need a costly seismic retrofit, the county board of commissioners decided in 2013 to launch plans to construct a new courthouse in a different location, to replace the existing building. Construction began in October 2016. The old courthouse closed on September 29, 2020, and the new courthouse opened on October 5. The old building was sold in 2018 to NBP Capital, which plans to convert it into a mixed-use development after making a seismic retrofit.
The Maurice Crumpacker House is the former residence of Maurice E. Crumpacker, a popular Oregon attorney and United States Congressman in the 1920s.
The Central Library is a three-story public library branch in the downtown core of Portland, Oregon, United States. Opened in 1913, it serves as the main branch of the Multnomah County Library system. In 1979, the Georgian style building was added to the National Register of Historic Places as the Central Building, Public Library. The library underwent major structural and interior renovations in the mid 1990s. The library also underwent a refresh in 2023.
The William B. Holden House is a house located in southeast Portland, Oregon listed on the National Register of Historic Places. The property was deemed significant for its architecture, for its landscape architecture, and for its association with the life of Dr. W. B. Holden (1873–1955). The house was designed by architect Roscoe Hememway. The landscape architecture was designed by John Alexander Grant. The property included a rose garden.
The Dr. Noble Wiley Jones House is a house located in the Goose Hollow neighborhood of southwest Portland, Oregon. Built in 1911, the house was listed on the National Register of Historic Places in 1988.
The Multnomah Hotel, located in downtown Portland, Oregon, United States, is a historic hotel building listed on the National Register of Historic Places. It currently operates as the Embassy Suites by Hilton Portland Downtown.
The Eastman–Shaver House is a house located in northwest Portland, Oregon, that is listed on the National Register of Historic Places.
The Roy and Leola Gangware House, is a historic house in Multnomah County, Oregon, United States, just outside the Portland municipal boundary. It is listed on the National Register of Historic Places.
The Donald and Ruth McGraw House, located in the Dunthorpe neighborhood of Multnomah County, Oregon, just outside the Portland municipal boundary, is listed on the National Register of Historic Places. It was the home of the late Donald and Ruth McGraw.
The Whidden–Kerr House and Garden, also known as High Hatch Estate, is a historic property located in the unincorporated communities of Riverwood and Dunthorpe in Multnomah County, Oregon, south of Portland and north of Lake Oswego, Oregon. William M. Whidden of Whidden & Lewis designed the house in 1901, to be his own residence, and it was built the same year. Whidden and his family lived in the house until 1911, when he sold it to businessman Thomas Kerr, Sr. (1896–1925). It later passed to Kerr's son, Thomas Kerr, Jr., and ultimately remained with the Kerr family until 1987.
