The Yamhill River is a tributary of the Willamette River, approximately 12 mi (19 km) long, in northwestern Oregon in the United States. It drains an area of the Coastal Range west of the Willamette Valley, providing a fertile agricultural valley. It extends about 62 mi (100 km) to its farthest headwaters on the South Yamhill. The Willamette River (pronounced wil-LAM-met) is a tributary of the Columbia, approximately 240 mi (386 km) long, in northwestern Oregon in the United States. ... State nickname: Beaver State Other U.S. States Capital Salem Largest city Portland Governor Ted Kulongoski Official languages None Area 255,026 km² (9th)  - Land 248,849 km²  - Water 6,177 km² (2. ... A Coastal range is any range of mountains forming a coastline. ... The Willamette Valley is the region in northwest Oregon in the United States that surrounds the Willamette River as it proceeds northward from its emergence from mountains near Eugene to its confluence with the Columbia River. ...

It is formed in central Yamhill County, approximately 2 mi (3 km) east of McMinville, by the confluence of the North Yamhill and South Yamhill rivers, both of which rise in the Coastal Range. It flows east in a meandering course, joining the Willamette from the west approximately 8 mi (13 km) south of Newberg. Yamhill County is a county located in the state of Oregon. ... McMinnville is a city located in Yamhill County, Oregon. ... The North Yamhill River is a tributary of the Yamhill River, approximately 25 mi (40 km) long, in northwest Oregon in the United States. ... The South Yamhill River is a tributary of the Yamhill River, approximately 50 mi (80 km) long, in northwest Oregon in the United States. ... The word meander has a number of senses. ... Newberg is a city located in Yamhill County, Oregon. ...

The river is named for the Yamhill, a tribe of Native Americans of the Kalapooia people who inhabited the region at the time of the arrival of European settlers. The Yamhill were moved to the Grande Ronde Indian Reservation in 1855. During the 1830s and 1840s the area was extensively settled as part of the migration via the Oregon Trail. Yamhill is a city located in Yamhill County, Oregon. ... Native Americans (also Indians, Aboriginal Peoples, American Indians, First Nations, Alaskan Natives, Amerindians, or Indigenous Peoples of America) are the indigenous inhabitants of The Americas prior to the European colonization, and their modern descendants. ... 1855 was a common year starting on Monday (see link for calendar). ... Events and Trends Dutch-speaking farmers known as Voortrekkers emigrate northwards from the Cape Colony. ... Events and Trends First signing of the Treaty of Waitangi (Te Tiriti o Waitangi) on February 6, 1840 at Waitangi New Zealand. ... For other uses of the term, see Oregon Trail (disambiguation) The route of the Oregon Trail is shown in red in the western United States Ruts made by wagons on the Oregon Trail in eastern Wyoming, at Register Cliff. ...

See also

• List of Oregon rivers