Information by State |
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Oregon
| Washington
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Find a Lawyer in Washington County: |
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Washington County, Oregon (OR) |
Address: |
County Courthouse |
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150 N 1st Avenue |
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Hillsboro, Oregon 97124 |
County Seat: |
Hillsboro |
Phone: |
503-846-8685 |
Fax: |
503-846-4545 |
Website: |
www.co.washington.or.us |
Established: |
1843 |
Area: |
727 sq mi |
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Washington County, Oregon Communities: |
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Total Communities in Washington County, Oregon: 22 |
Population: |
572,872 |
584,835 |
591,164 |
597,695 |
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2015 * |
2016 * |
2017 * |
2018 * |
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529,710 |
540,963 |
548,598 |
555,405 |
562,539 |
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2010 |
2011 * |
2012 * |
2013 * |
2014 * |
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* (U.S. Census Estimate) |
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