Oregon City is the county seat of Clackamas County, Oregon, United States, located on the Willamette River near the southern limits of the Portland metropolitan area. As of the 2020 census, the city population was 37,572. Established in 1829 by the Hudson's Bay Company, in 1844 it became the first U.S. city west of the Rocky Mountains to be incorporated.
Clackamas County is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 421,401, making it Oregon's third-most populous county. Its county seat is Oregon City. The county was named after the Native Americans living in the area, the Clackamas people, who are part of the Chinookan peoples.
Zigzag is an unincorporated community in Clackamas County, Oregon, United States. It is located within the Mount Hood Corridor, between Rhododendron and Welches on U.S. Route 26. The community is part of a local type of government called a village as one of the communities making up the Villages at Mount Hood, which stretches from the border of Sandy to Government Camp.
The Barlow Road is a historic road in what is now the U.S. state of Oregon. It was built in 1846 by Sam Barlow and Philip Foster, with authorization of the Provisional Legislature of Oregon, and served as the last overland segment of the Oregon Trail. Its construction allowed covered wagons to cross the Cascade Range and reach the Willamette Valley, which had previously been nearly impossible. Even so, it was by far the most harrowing 100 miles (160 km) of the nearly 2,000-mile (3,200 km) Oregon Trail.
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.
Carver is an unincorporated community in Clackamas County, Oregon, United States, which, between 2004 and 2016, was part of the city of Damascus, Oregon. Before 2004, when the city of Damascus incorporated, Carver was an independent, unincorporated community. The city of Damascus disincorporated in 2016 returning Carver to its previous status.
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.
Olallie Lake Guard Station is a former guard station in the Clackamas ranger district of the Mt. Hood National Forest, in Jefferson County, Oregon. Built in 1939, the cabin is in the Olallie Scenic Area near Olallie Butte and Mount Jefferson in the Cascade Mountains. It was listed on the National Register of Historic Places in 1991.
The Francis Ermatinger House is located in Oregon City, Oregon, United States. Built by Francis Ermatinger in 1843, it is the oldest house in Clackamas County. It was placed on the National Register of Historic Places in 1977, and has been operated as a museum.
The John C. Ainsworth House is a historic building in Oregon City, Oregon, United States. It was built in 1851 for John C. Ainsworth, the main founder of the Oregon Steam Navigation Company. It is one of the oldest structures in the Portland area and remains in good condition. It is also the only two-story portico in Oregon. The house was added to the National Register of Historic Places in 1973.
The Harvey Cross House is a historic residence in Oregon City, Oregon, United States. It was built c. 1885–1890, then relocated within Oregon City c. 1915, and is one of the finest, most stately examples of Italianate residential architecture in the city. The house was built for Harvey Cross, an investor in the Barlow Road and founder, with partners, founded the Gladstone Real Estate Association, which eventually led to the establishment of the city of Gladstone, Oregon. He served as a county judge and state senator, and promoted Chautauqua in the Willamette Valley.
The William L. Holmes House, also known as Rose Farm, was built in 1848 by William L. Holmes in Oregon City, Oregon. One of the oldest structures in Oregon, it was the site of the inauguration of the first Territorial Governor of Oregon, Joseph Lane in 1849. The house replaced an 1844 log cabin built by Holmes, a South Carolina native who moved with his family to Oregon in 1843.
The Morton Matthew McCarver House, also known as Locust Farm, was built in 1850 in Oregon City, Oregon for Morton M. McCarver. The house was prefabricated in Boston with Maine lumber and shipped to Oregon via Cape Horn. At the time of its erection in the 1850s it was therefore an unusually refined residence for frontier-era Oregon. The two story wood-frame house was originally about 40 feet (12 m) deep. Subsequent additions have more than doubled its size.
