Back مقاطعة واشنطن (أوريغون) Arabic واشينطون كاونتى (اوريجون) ARZ Washington County, Oregon BAR Уошингтън (окръг, Орегон) Bulgarian ৱাশিংটন কাউন্টি, অরেগন BPY Washington Gông (Oregon) CDO Вашингтон (гуо, Орегон) CE Washington County (kondado sa Tinipong Bansa, Oregon) CEB Washington County (Oregon) Czech Washington County, Oregon CY
Washington County is one of 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 600,372,[1] making it the state's second most populous county.[2] The county seat and largest city is Hillsboro.[2][3]
- ↑ "QuickFacts: Washington County, Oregon". United States Census Bureau. Retrieved August 18, 2023.
- ↑ 2.0 2.1 Proehl, Risa S. (March 2009). "2008 Oregon Population Report" (PDF). Population Research Center. Portland State University. p. 7. Archived from the original (PDF) on March 3, 2016. Retrieved May 5, 2009.
- ↑ "Find a County". National Association of Counties. Retrieved June 7, 2011.