Washington County topographic maps

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Hillsboro

United States > Oregon > Washington County

The United States Census Bureau reports the city has a total area of 21.6 sq mi (55.9 km2), all of which is land. In 2013, Hillsboro itself reported an area of 23.88 sq mi (61.8 km2), equivalent to 15,283 acres (61.8 km2). The city is located in the Tualatin Valley, and the Tualatin River forms part of the…

Average elevation: 53 m