Island County, Washington Population 2018

Island County, Washington's estimated population is 83,159 with a growth rate of 3.80% in the past year according to the most recent United States census data. Island County, Washington is the 15th largest county in Washington.

Year Population Growth Growth Rate
201783,1593,0463.80%
201680,113-1,525-1.87%
201681,6381,6392.05%
201579,9991,3441.71%
201478,6554890.63%
201378,166-828-1.05%
201278,994930.12%
201178,9012310.29%
201078,67018,47530.69%
199060,19516,14736.66%
198044,04817,03763.07%
197027,0117,37337.54%
196019,6388,55977.25%
195011,0794,98181.68%
19406,09872913.58%
19305,369-120-2.19%
19205,48978516.69%
19104,7042,834151.55%
19001,870834.64%
18901,78770064.40%
18801,08746173.64%
1870626332112.93%
18602940.00%

Island County, Washington Population Growth

Population Data via

Population by Race

Race Population
White68,488
Asian3,609
Two or More Races3,375
Black or African American2,416
Some Other Race974
American Indian and Alaska Native877
Native Hawaiian and Other Pacific Islander374

Race Data via US Census (2016 ACS 5-Year Survey)

Island County, Washington Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Island County, Washington Median Age

44.3


Total

41.7


Male

47.4


Female

Island County, Washington Adults

There are 64,892 adults, (17,865 of which are seniors) in Island County, Washington.

Island County, Washington Age Dependency

70.3

Age Dependency Ratio

37.9

Old Age Dependency Ratio

32.3

Child Dependency Ratio

Island County, Washington Sex Ratio

Female

40,185

50.16%

Male

39,928

49.84%

Island County, Washington Households and Families

Island County, Washington Renter vs Owner Occupied by Household Type

Island County, Washington Household Types

Type Owner Renter
Married78.2%21.8%
All67.1%32.9%
Male59.2%40.8%
Non Family54.9%45.1%
Female41.7%58.3%

67.1%

Rate of Home Ownership

Island County, Washington Households by Type

Type Count Average Size Owned
All33,3882.3467.1
Married18,9132.8478.2
Non Family10,6061.2154.9
Female2,7833.0441.7
Male1,0862.8659.2

2.8

Average Family Size

2.34

Average Household Size

4.5%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Island County, Washington Households

Island County, Washington Education

Island County, Washington Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade8781.53%
9th to 12th Grade2,1343.71%
High School Graduate13,14422.85%
Some College16,23828.22%
Associates Degree6,90712.00%
Bachelors Degree11,51720.02%
Graduate Degree6,71711.67%

Island County, Washington Educational Attainment by Race

Name Total High School Bachelors
White49,03746,96916,096
Hispanic2,7262,391552
Asian2,5902,260801
Multiple Races1,4161,300426
Black1,2351,163291
Other Race59848152
Native American48339286
Islander21619734

The highest rate of high school graduation is among white people with a rate of 95.78%.

The highest rate of bachelors degrees is among white people with a rate of 32.82%.

Island County, Washington Earnings by Educational Attainment

Name Average Male Female
Overall$37,160$46,309$28,280
Less Than High School$25,435$33,363$16,356
High School Grad$31,615$38,541$19,432
Some College$35,538$45,626$26,872
Bachelors Degree$42,398$54,505$32,242
Graduate Degree$62,768$74,690$50,767

$37,160

Average Earnings

$46,309

Average Male

$28,280

Average Female

Island County, Washington Language

Island County, Washington Language by Age

Island County, Washington Language

91.46% of Island County, Washington residents speak only English, while 8.54% speak other languages. The largest non-English language is Asian, which is spoken by 3.67% of the population.

Island County, Washington Poverty

Island County, Washington Poverty by Race

Name Total In Poverty Poverty Rate
White63,1325,3858.53%
Hispanic5,10093918.41%
Multiple3,34338111.40%
Asian3,5553469.73%
Islander37416343.58%
Black2,1481577.31%
Native83014016.87%
Other918374.03%

9.46%

Overall Poverty Rate

7.66%

Male Poverty Rate

11.20%

Female Poverty Rate

Poverty in Island County, Washington

The race most likely to be in poverty in Island County, Washington is Islander, with 43.58% below the poverty level.

The race least likely to be in poverty in Island County, Washington is Other, with 4.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.54%. Among those working part-time, it was 13.28%, and for those that did not work, the poverty rate was 11.49%.

Island County, Washington Poverty Rate by Education

Name Poverty
Less Than High School17.92%
High School9.34%
Some College8.07%
Bachelors or Greater4.12%

Island County, Washington Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed24.95%
Male Unemployed22.78%
Female Employed6.86%
Male Employed4.34%

Island County, Washington Income

Island County, Washington Income by Household Type

Name Median Mean
Households$60,261$75,659
Families$72,120$87,665
Married Families$78,507$
Non Families$35,743$47,052

Island County, Washington Marital Status

Island County, Washington Marital Status

Marriage Rates

59.6%

Overall Marriage Rate

60.8%

Male Marriage Rate

58.4%

Female Marriage Rate

Island County, Washington Married by Age and Sex

Island County, Washington Marriage

The age group where males are most likely to be married is Over65, while the female age group most likely to be married is 55To64.

Island County, Washington Marital Status by Race

Island County, Washington Veterans

Island County, Washington Veterans by War

12,232

Number of Veterans

10,632

Male Veterans

1,600

Female Veterans

Name Veterans
Vietnam4,482
Second Gulf War3,851
First Gulf War3,722
Korea998
World War II543

Island County, Washington Veterans by Age

Name Veterans
35 to 543,068
65 to 742,699
55 to 642,361
75+2,219
18 to 341,885

Island County, Washington Veterans by Race

Name Veterans % of Total
White10,91720.68%
Black49737.71%
Hispanic37612.74%
Asian33411.92%
2 or More32418.50%
Indian6210.35%
Other589.76%
Hawaiian4014.76%

Island County, Washington Veterans by Education

4.10%

Veteran Poverty Rate

25.10%

Veteran Disability Rate

Island County, Washington Employment Status

Island County, Washington Employment by Age

59.2%

Labor Force Participation

48%

Employment Rate

7.7%

Unemployment Rate

Island County, Washington Employment by Race

Island County, Washington Employment by Education

Population of Cities in Island County, Washington

City 2010 Census 2016 Estimated Growth Growth Rate
Oak Harbor221732320410314.65%
Coupeville18311920894.86%
Langley10151097828.08%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990