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Place:
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United States
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Oregon
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Washington County
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Washington County
,
Oregon
,
United States
Overview
Map
Cities
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Tip: To see additional information about Washington County, click on the "tabs" directly above.
Overview of Washington County
Name:
Washington County
Place Type:
County
Located In:
Oregon
,
United States
County Seat:
Hillsboro
Coordinates:
Latitude:
45.4983333
45° 29' 54.0"
N
Longitude:
-123.0925000
123° 05' 33.0"
W
Population:
311,554
Elevation:
47 m
Surrounding Counties:
Columbia
N
Multnomah
E
Clackamas
E
Marion
SE
Yamhill
SW
Tillamook
W
Clatsop
NW
Histopolis Place ID:
930766695
Updated Apr 22, 2020