Wasco County is located in the U.S. state of Oregon. The county seat is The Dalles. The county is named for a local tribe of Native Americans, the Wasco, a Chinook tribe who lived on the south side of the Columbia River.

Wasco County is part of the The Dalles, OR Micropolitan Statistical Area. It is located in the Columbia River Gorge, a scenic area of the Cascade Mountains.

The county government is composed of a Board of Commissioners, elected from five districts. The board is responsible for setting policy and budgeting for the county. The county also has a Sheriff's Office, a District Attorney's Office, a Public Works Department, and a Health Department.

The county is home to several state parks, including the Columbia River Gorge National Scenic Area, Deschutes River State Recreation Area, and the John Day Fossil Beds National Monument. The county also has several recreational areas, including the Deschutes River State Trail, the Columbia River Gorge National Scenic Area, and the John Day Fossil Beds National Monument.

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