The Dalles, Oregon
（重定向自The Dalles）
![](/Images/godic/202502/15/The_Dalles_Oregon_aerial2716.jpg")
![](/Images/godic/202502/15/Wasco_County_Oregon_Incorporated_and_Unincorporated_areas_City_of_The_Dalles_Highlighted.svg2716.png")
![The Dalles in the 1880sSecond Street circa 1880The Umatilla House hotel circa 1880E. B. McFarland House circa 1881](/Images/godic/202502/15/1880_The_Dalles,_Oregon2716.jpeg")
![](/Images/godic/202502/15/1880_Umatilla_House_The_Dalles,_Oregon2716.jpeg")
The Dalles /ˈdælz/ is the county seat and largest city of Wasco County, Oregon, United States. The population was 13,620 at the 2010 census, and is the second largest city on the Oregon side of the Columbia River after Portland.