Oak Harbor, WA 98277 ZIP Code Profile

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Oak Harbor, WA

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ZIP Code 98277: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Oak Harbor, WA 98277

Not Acceptable, USPS
Ault Field, WA 98277

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,089
  • Single Family Addresses: 14,898
  • Multi-Family Addresses: 1,215
  • County: Island County
  • Centroid: Latitude 48.303, Longitude -122.641
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


98277 ZIP Code Map

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Oak Harbor, WA 98277 Data & Demographics (As of July 1, 2016)


Total Population 37,746
Population in Households 37,346
Population in Familes 30,616
Population in Group Qrtrs 400
Population Density1 665
Diversity Index2 55


Total Households 15,050
Average Household Size 2.48
Family Households 10,333
Average Family Size 3


Total Housing Units 17,295 (100%)
Owner Occupied HU 8,688 (50.2%)
Renter Occupied HU 6,362 (36.8%)
Vacant Housing Units 2,245 (13.0%)
Median Home Value $264,524
Average Home Value $306,296


Median Household Income $54,992
Average Household Income $66,773
Per Capita Income $26,751
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.06% 0.24%
Households 0.09% 0.27%
Families 0.04% 0.25%
Median Household Income   2.46%
Per Capita Income   2.12%
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 98277 - Peer Comparisons by Rank and Percentile

The table below compares 98277 to the other 585 ZIP Codes in Washington by rank and percentile using July 1, 2016 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 # 43 93rd
Population Density1 # 182 69th
Diversity Index2 # 162 72nd
Median Household Income # 251 57th
Per Capita Income # 304 48th

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