Oak Harbor City, Washington
As of the census of 2000, there were 19795 people, 7333 households, and 5262 families living in the city. The population density was 2175 people per square mile (839.77/kmē), making its Washington's 104th most densely populated city. There were 7772 housing units at an average density of 854.1 per square mile (329.77/kmē). The average household size was 2.68 persons, and the average family size was 3.18 persons. In the city Age distribution was 31.6% under the age of 18, 11.6% from 18 to 24, 34.4% from 25 to 44, 13.4% from 45 to 64, and 9% who were 65 or older. For every 100 females there were 98.7 males. For every 100 females age 18 and over, there were 95.2 males. The median age of the city's population was 28.3 years, The median age of males was 27.6 years, for females the median age was 29.3 years. The racial or ethnic makeup of the city was 14833 White, 1078 Black or African American, 242 American Indian, 1905 Asian, 152 Native Hawaiian, 1105 from two or more races and 480 Ohter races.
The median income for a household in the city was $36641, making its Washington's 300th highest city by median household income. The median income for a family in the city was $41579, making its Washington's 324th highest city by median family income. The per capita income for the city was $16830, it is Washington's 336th wealthiest city by per capita income. The median income of city was $20718, The median income for males was $26688 versus $13725 for females.
In 2000, 5914 pupils and students, of which 51.22% are male and 48.78% are female, 29.88% of the total population, are in the education system. Of which, percentage of enrollment student are in, 10.2% nursery or pri school, 5.63% kindergarten, 44.88% elementary school, 18.68% high school and 20.61% College graduate school.
| Year | Population |
|---|---|
| April 2000 census | 19795 |
| April 2000 Estimate | 19731 |
| July 2000 Estimate | 19801 |
| July 2001 Estimate | 20397 |
| July 2002 Estimate | 20681 |
| July 2003 Estimate | 21058 |
| July 2004 Estimate | 21652 |
| July 2005 Estimate | 22370 |
| July 2006 Estimate | 22598 |
| July 2007 Estimate | 22631 |
| July 2008 Estimate | 22744 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 314 | 289 | 603 |
| Kindergarten | 160 | 173 | 333 |
| Elementary school | 1428 | 1226 | 2654 |
| High school | 607 | 498 | 1105 |
| College or graduate school | 520 | 699 | 1219 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Oak Harbor city, Washington | $36641 | $41579 | $16830 |
| Island County, Washington | $45513 | $51363 | $21472 |
| Washington, United States | $45776 | $53760 | $22973 |
| United States | $41994 | $50046 | $21587 |