Coos County is located in the southwestern corner of Oregon and is the fifth largest county in the state. It is bordered by Douglas County to the north, Curry County to the south, and the Pacific Ocean to the west. The county seat is Coquille.

The county was created on December 22, 1853, from the western half of Umpqua County. It was named after the Coos tribe of Native Americans, who lived in the area.

The economy of Coos County is largely based on timber, fishing, and tourism. The county is home to the Oregon Dunes National Recreation Area, which is a popular destination for off-road vehicle enthusiasts. The county also has a number of lakes and rivers, including the Coos River, which is popular for fishing and boating.

The county government is composed of a board of commissioners, which is responsible for setting policy and overseeing the county's budget. The county also has a sheriff's office, a district attorney's office, and a number of other departments.

For the most up-to-date and in-depth information, please check the public records links below.