Oak Harbor, WA Profile: Facts, Map & Data


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Oak Harbor, Washington - Basic Facts

The City of Oak Harbor had a population of 22,892 as of July 1, 2017. Oak Harbor ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Washington. See peer rankings below.

The primary coordinate point for Oak Harbor is located at latitude 48.2966 and longitude -122.6339 in Island County. The formal boundaries for the City of Oak Harbor (see map below) encompass a land area of 9.65 sq. miles and a water area of 0.05 sq. miles. Island County is in the Pacific time zone (GMT -8). The elevation is 95 feet.

The City of Oak Harbor (GNIS ID: 2411287) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Washington is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Oak Harbor is located within North Whidbey Island Division of Island County.

Beneath the boundary map are tables with Oak Harbor population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Oak Harbor: Oakharbor.

Neighborhood Data

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City of Oak Harbor, WA Boundary Map

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Boundary Maps: North Whidbey Island Division | Island County | Washington Counties

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Oak Harbor, WA Data & Demographics (As of July 1, 2017)


Total Population 22,892
Population in Households 22,773
Population in Familes 18,412
Population in Group Qrtrs 119
Population Density1 2,372
Diversity Index2 62


Total Households 8,964
Average Household Size 2.54
Family Households 5,938
Average Family Size 3


Total Housing Units 9,969 (100%)
Owner Occupied HU 4,062 (40.7%)
Renter Occupied HU 4,902 (49.2%)
Vacant Housing Units 1,005 (10.1%)
Median Home Value $242,482
Average Home Value $272,731


Median Household Income $52,065
Average Household Income $63,736
Per Capita Income $25,235
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.42% 0.62%
Households 0.34% 0.58%
Families 0.27% 0.56%
Median Household Income   2.48%
Per Capita Income   3.23%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Oak Harbor, WA - Peer Comparisons by Rank and Percentile

The table below compares Oak Harbor to the other 627 incorporated cities, towns and CDPs in Washington by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 50 92nd
Population Density1 # 133 79th
Diversity Index2 # 104 84th
Median Household Income # 386 39th
Per Capita Income # 425 32nd

Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.

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