| Oregon Population by County |
| year 2000 |
| Oregon Population by County |
| year 2000 |
| Area | Population |
|---|---|
| Multnomah County | 660,486 |
| Washington County | 445,342 |
| Clackamas County | 338,391 |
| Lane County | 322,959 |
| Marion County | 284,834 |
| Jackson County | 181,269 |
| Deschutes County | 115,367 |
| Linn County | 103,069 |
| Douglas County | 100,399 |
| Yamhill County | 84,992 |
| Benton County | 78,153 |
| Josephine County | 75,726 |
| Umatilla County | 70,548 |
| Klamath County | 63,775 |
| Coos County | 62,779 |
| Polk County | 62,380 |
| Lincoln County | 44,479 |
| Columbia County | 43,560 |
| Clatsop County | 35,630 |
| Malheur County | 31,615 |
| Union County | 24,530 |
| Tillamook County | 24,262 |
| Wasco County | 23,791 |
| Curry County | 21,137 |
| Hood River County | 20,411 |
| Crook County | 19,182 |
| Jefferson County | 19,009 |
| Baker County | 16,741 |
| Morrow County | 10,995 |
| Grant County | 7,935 |
| Harney County | 7,609 |
| Lake County | 7,422 |
| Wallowa County | 7,226 |
| Sherman County | 1,934 |
| Gilliam County | 1,915 |
| Wheeler County | 1,547 |