Columbia County
| Use attributes for filter ! | |
| Area | 1782 |
|---|---|
| Population | 51,782 (2017) |
| County seat | St. Helens |
| Points of interest | Collin's Beach (clothing optional) |
| Did you know | Columbia is the eighth-highest-income Oregon location by per capita income ($24,613). |
| Date of Reg. | |
| Date of Upd. | |
| ID | 735191 |
About Columbia County
Columbia County is a county in the U. S. state of Oregon. As of the 2010 census, the population was 49,351. The county seat is St. Helens. It was named for the Columbia River, which forms its eastern and northern borders.
