The population of Island county is estimated at 81,638. In 2017 there were 970 births and 738 deaths in Island county. Island county has 16,142 housing units that are owned with a mortgage or a loan, 7,089 that are owned free and clear and 9,515 that are renter occupied.

  The gracious residents of Island County filed 40,820 federal tax returns in 2017. This amount represents 1.2% of all Washington filings and 0.027% of the entire nation. Island had a combined total federal tax liability of $401,901,000 on earned income of $2,774,352,000. Other notable statistics from Island County were 1,240 unemployment claims which collected a total of $6,833,000 and 10,480 charitable contributions valued at $51,029,000. 12,510 filings from Island County paid a combined total of $50,637,000 in property taxes and 10,620 filings paid $104,439,000 on mortgage interest costs.

  In 2010 Island county had 70 religious congregations with an estimated 18,261 members.
32.4% of the Island population has a college level Bachelors degree or higher. 5.1% have less than a highschool diploma level education.

Approximately 50% of Island County voted in the presidential election of 2016. This represents a decrease from the 2012 election by 309 votes.
At $63,529 the median income is 89.6% of the Washington average. An estimated 1,784 people claimed to be unemployed last year in Island, the equivalant of around 5.2% of the county population. This represents a decrease in the level of unemployment from the previous year's value of 5.8%.

Top 15 Industries in Island County.
Total # Employed	Industry Job Type
2,326	Health care and social assistance
2,181	Retail trade
1,530	Food services and drinking places
1,392	Restaurants and other eating places
705	Manufacturing
689	Food and beverage stores
661	Ambulatory health care services
658	Full-service restaurants
636	Grocery stores
606	Professional, scientific, and technical services
532	Limited-service restaurants
457	Finance and insurance
401	Other services (except public administration)
363	Administrative and support and waste management and remediation services
351	Building material and garden equipment and supplies dealers

In 2018 the average price reduction was 2.81% in Island County (averaging across 3 zip codes; 98282, 98277 and 98239).

In 2018 16.88% of listings in Island County (averaging across 5 zip codes; 98239, 98282, 98277, 98249 and 98260) dropped their price.

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