Wasco County, in Oregon was established in 1854 and was named for the Wasco (or Wascopam) Indian tribe. The Dalles is the County seat. Now the trading hub of north-central Oregon, The Dalles gained earlier fame as the town at the end of the Oregon Trail. Thousands of years before that, Native Americans etched pictograph on rocks overlooking the Columbia River in this area.
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The Wasco County annual revenue was $7.4 million in 2026.
Tyler Stone is the Chief Administrative Officer of Wasco County.
60 people are employed at Wasco County.
Wasco County is based in The Dalles, Oregon.
The NAICS codes for Wasco County are [9211, 921, 92].
The SIC codes for Wasco County are [919, 91].