Washington County is the wealthiest county in Oregon. Hillsboro is the largest city located within this county.
  The population of Washington county is estimated at 582,739 where 384,704 speak English exclusively and 4,458 speak primarily in another language. In 2017 there were 7,066 births and 3,448 deaths in Washington county. Washington county has 99,413 housing units that are owned with a mortgage or a loan, 23,658 that are owned free and clear and 77,863 that are renter occupied.

  The residents of Washington County filed 275,230 federal tax returns in 2017. This amount represents 14.5% of all Oregon filings and 0.185% of the entire nation. Washington had an impressive combined total federal tax liability of $3,372,281,000 on earned income of $22,236,631,000. Other notable statistics from Washington County were 11,370 unemployment claims which collected a total of $64,051,000 and 95,220 charitable contributions valued at $392,063,000. 102,990 filings from Washington County paid a combined total of $487,813,000 in property taxes and 90,420 filings paid $802,413,000 on mortgage interest costs.

  In 2010 Washington county had 342 religious congregations with an estimated 163,415 members.
42.4% of the Washington population has a college level Bachelors degree or higher. 8.7% have less than a highschool diploma level education.

Approximately 40% of Washington County voted in the presidential election of 2016. This represents an increase from the 2012 election by 15,561 votes.
At $80,845 the median income is 134.5% of the Oregon average. An estimated 11,304 people claimed to be unemployed last year in Washington, the equivalant of around 3.5% of the county population. This represents a decrease in the level of unemployment from the previous year's value of 4.1%.

Top 15 Industries in Washington County.
Total # Employed	Industry Job Type
34,074	Manufacturing
28,336	Retail trade
25,903	Health care and social assistance
21,431	Administrative and support and waste management and remediation services
21,129	Professional, scientific, and technical services
20,855	Administrative and support services
17,404	Accommodation and food services
16,488	Food services and drinking places
15,687	Computer and electronic product manufacturing
14,970	Restaurants and other eating places
12,694	Ambulatory health care services
12,341	Employment services
11,705	Semiconductor and other electronic component manufacturing
11,505	Finance and insurance
10,772	Information

In 2018 the average price reduction was 2.30% in Washington County (averaging across 12 zip codes a sample of which are; 97007, 97123, 97062, 97008 and 97124).

In 2018 17.95% of listings in Washington County (averaging across 15 zip codes a sample of which are; 97007, 97224, 97006 and 97003) dropped their price.

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