ZIP Code 98277 in Oak Harbor, WA

Data Last Updated: February 1, 2026
City:Oak Harbor, Washington
Names to Avoid:
Ault Field
County:Island County
Timezone:Pacific (GMT -08:00)
Local Time:10:15:23 AM
Population:41,517 [See All]
Area Codes:360 / 564
Classification:Standard [Normal Street Delivery]
Coordinates:48.3220, -122.5744
Land Area:57.251 sq mi
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Population & Demographics


ZIP Code 98277 has 41,517 residents and 16,193 households (average 2.55 persons per household). The median age is 35.0 years, younger than the state (38.1) and younger than the nation (38.8). The gender split is 50.1% male and 49.9% female, which is about the same as the national male share (49.1%). Largest groups are White (69.8%, much higher than the national average of 61.6%) and Hispanic or Latino (11.7%); Hispanic or Latino residents make up 11.7%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:41,517Source: Census DHC
2024 ACS Population Estimate:40,917Source: Census ACS
2026 ZC Population Estimate:42,771Source: ZIP-Codes.com
Population Density:725.2 people per sq mile
Average Income:$83,253Source: Census ACS
Households:16,193Source: Census DHC
Average House Value:$499,600Source: Census ACS
Persons Per Household:2.55Source: Census DHC
Average Family Size:2.73Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--37,50337,98337,48437,70637,99937,93238,13138,63238,55338,84440,11240,18140,33840,917
Decennial Census37,823------------------41,517--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 35

Male Median Age: 34

Female Median Age: 36.2

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male1,5681,4611,2641,0391,3852,1371,9201,5091,1241,0289671,1311,0911,026875562374322
Female1,4291,3171,2541,0271,3911,8621,7341,3911,1459461,0061,2751,2201,0971,007713449471
Total2,9972,7782,5182,0662,7763,9993,6542,9002,2691,9741,9732,4062,3112,1231,8821,275823793
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:28,96470.59%
Black:1,8524.51%
Hispanic:*4,86611.86%
Asian:3,1167.59%
American Indian:4080.99%
Hawaiian:3110.76%
Other:1,5133.69%
Total:41,030100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:20,78350.06%34.0 years
Females:20,73449.94%36.2 years
Total:41,517100%35.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:35,86687.66%
Native, born in PR, Island Areas, or abroad:1,1172.73%
Foreign born, naturalized U.S. citizen:2,1835.34%
Foreign born, not a U.S. citizen:1,7519.61%
Total Population:40,917100%
Total Native Population:36,98390.39%
Total Foreign-born Population:3,9349.61%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $83,253, which is notably higher than the national median ($80,734), is up $28,860 (53.1%) since 2011 and above its 2019 pre-pandemic level by $22,595. Family households earn a median of $96,613 versus $53,627 for nonfamily households (a difference of $42,986). By gender, male median income is $60,643 and female is $48,166, which is far less than the national female median ($55,274), with a current gap of $12,477 that has widened from 2011 to 2024. The labor-force participation rate is 74.0%, which is much higher than the national rate (63.5%). The unemployment rate is 3.7%, which is generally lower than the national rate (5.2%). The largest occupation group is Management (35.6%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$54,393$53,772$53,556$53,792$53,355$53,335$54,690$57,371$60,658$61,373$66,552$72,441$79,326$83,253
Median Family Income$62,732$63,347$63,867$64,649$65,548$64,917$66,724$67,611$70,831$69,259$76,993$85,802$91,062$96,613
Median NonFamily Income$35,638$35,159$34,957$35,334$34,981$34,416$33,832$35,325$39,240$41,844$43,708$50,000$53,261$53,627
Median Male Income$43,363$44,382$44,762$44,505$45,181$45,476$45,200$46,983$49,226$49,938$51,383$57,457$60,358$60,643
Median Female Income$32,835$33,321$34,364$35,153$35,537$36,649$36,574$36,368$35,246$34,762$37,905$41,576$46,693$48,166
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:14,97854.22%
Unemployed:7502.72%
Not In Labor Force:11,89443.06%
Total:27,622100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:5,33435.61%
Service:3,07320.52%
Sales and Office:3,12920.89%
Natural resources, construction, and maintenance:1,1557.71%
Production, transportation, and material moving:2,28715.27%
Total Civilian Employed Population:14,978100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $499,600, which is far above the national median ($332,700), is up $240,700 (92.97%) since 2011 and above its 2019 pre-pandemic level by $207,600. The median gross rent is $1,672, which is markedly greater than the national median ($1,413), is up $704 (72.73%) since 2011 and above its 2019 pre-pandemic level by $429. Of occupied housing, owners make up 59.69% (65.44% with a mortgage, 34.56% free-and-clear) and renters 40.31% - making this ZIP Code higher than national rental averages. The vacancy rate is 9.73%, which is much lower than the national rate (10.12%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$258,900$250,000$243,400$239,900$243,900$247,600$257,400$276,500$292,000$316,200$343,300$415,500$455,300$499,600
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:1832.81%
$500 to $999:4326.64%
$1,000 to $1,499:1,72326.48%
$1,500 to $1,999:2,45437.71%
$2,000 to $2,499:1,02015.68%
$2,500 to $2,999:4897.51%
$3,000 or more:681.05%
No Rent:1382.12%
Total:6,507100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$968$1,000$1,057$1,068$1,066$1,079$1,114$1,160$1,243$1,272$1,351$1,542$1,651$1,672
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):6,30539.06%
Owner Occupied (free and clear, no mortgage):3,33020.63%
Renter Occupied:6,50740.31%
Total Occupied Housing Units:16,142100%

Occupied Housing Units:16,14290.27%
Vacant Housing Units (not graphed):1,7409.73%
Total Housing Units:17,882100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:12,27368.63%
Multi-Family Units:4,23723.69%
Other Units:1,3727.67%
Total Housing Units:17,882100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 27.50% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.70%). High school or higher is 94.80%, which is far higher than the national rate (89.60%). The uninsured rate is 4.90%, which is falls below the national rate (8.40%). The share of people in poverty is 5.80%, which is falls below the national rate (8.80%), down 2.00 percentage points since 2011 and below its 2019 pre-pandemic level by 1.40 percentage points. This suggests a positive shift in the local economic and social landscape - higher incomes, steadier consumer demand, and a strengthening tax base. Among residents ages 3+, the largest enrollment group is elementary (38.96%). College enrollment is 26.06%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:7472.70%
9th to 12th grade, no diploma:6912.50%
High school graduate (includes equivalency):7,03625.41%
Some college, no degree:8,11029.29%
Associate's degree:3,49712.63%
Bachelor's degree:5,00518.08%
Graduate or professional degree:2,6039.40%
Total:27,689100%
High school or higher:26,25194.81%
Bachelor's degree or higher:7,60827.48%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:27,34962.69%
Public Insurance:14,50633.25%
No Insurance:1,7694.06%
Total:43,624100%
Has Health Insurance:41,85595.94%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty7.5%6.8%7.2%7.9%8.5%8.8%9.3%8.0%6.9%6.3%5.9%5.1%5.5%5.8%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:8188.45%
Kindergarten:5876.06%
Elementary school (grades 1-8):3,77238.96%
High school (grades 9-12):1,98120.46%
College or graduate school:2,52326.06%
Total:9,681100%
Early Childhood:1,40514.51%
K-12 (Primary & Secondary School):6,34065.49%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 98277 supports both business and residential activity. According to the Business Census (2024), there are 702 business establishments, employing about 6,290 people with an annual payroll of $266,400,000. USPS data shows 16,773 residential mailboxes and 682 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:16,773Source: USPS
# Business Mailboxes:682Source: USPS
Total Delivery Receptacles:18,636Source: USPS
Single Family Delivery Units:9,340Source: USPS
Multi Family Delivery Units:1,128Source: USPS
# of Businesses:702Source: CBP
1st Quarter Payroll:$64,353,000Source: CBP
Annual Payroll:$266,400,000Source: CBP
# of Employees:6,290Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 98277 is located in Island County, Washington, within the Oak Harbor, WA Metropolitan Statistical Area (CBSA 36020) and Washington's 2nd Congressional District. This Micro area has a population of 78,506 people, about 52.88% of whom live in ZIP Code 98277. It covers 57.251 sq mi of land and a water area of 13.884 sq mi.

CBSA Name:Oak Harbor, WASource: Census
CBSA Number:36020Source: Census
CBSA Type:MicroSource: Census
CBSA Division:--Source: Census
CBSA Population:78,506Source: Census
MSA:Seattle-Tacoma-Bremerton, WA CMSASource: Census
Land Area:57.251 sq miSource: Census
Water Area:13.884 sq miSource: Census
Congressional District:02Source: USPS
Congressional Land Area:1015.02 sq miSource: Census
PMSA:Seattle-Bellevue-Everett, WA PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:5350360Source: Census
Place Name:Oak Harbor city; WashingtonSource: Census

Adjacent & Nearby ZIP Codes


98278 | | 98276

Schools in ZIP Code 98277


ZIP Code 98277 is part of 2 school districts, including: Coupeville School District (Grades PK thru 12) and Oak Harbor School District (Grades Pre-Kindergarten thru 12th). There are 13 public schools and 3 private school(s) in this ZIP Code. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Toddler Learning Center 950 Se Regatta Dr #101
Oak Harbor, WA 98277
District: Coupeville School District
Broad View Elementary 473 Sw Fairhaven Dr.
Oak Harbor, WA 98277
District: Oak Harbor School District
Crescent Harbor Elem 330 E. Crescent Harbor Rd.
Oak Harbor, WA 98277
District: Oak Harbor School District
North Whidbey Middle School 67 Ne Izett St.
Oak Harbor, WA 98277
District: Oak Harbor School District
Oak Harbor Elementary 151 Se Midway Blvd.
Oak Harbor, WA 98277
District: Oak Harbor School District
Oak Harbor High School 950 Nw 2nd Ave.
Oak Harbor, WA 98277
District: Oak Harbor School District
Oak Harbor Intermediate School 150 Sw Sixth Ave.
Oak Harbor, WA 98277
District: Oak Harbor School District
Olympic View Elem 380 Ne Regatta Dr.
Oak Harbor, WA 98277
District: Oak Harbor School District
Special Education 350 S. Oak Harbor St.
Oak Harbor, WA 98277
District: Oak Harbor School District
Hillcrest Elementary 1500 Nw 2nd Ave.
Oak Harbor, WA 98277
District: Oak Harbor School District
Homeconnection 350 S. Oak Harbor St.
Oak Harbor, WA 98277
District: Oak Harbor School District
Igrad Academy #1 Wildcat Way
Oak Harbor, WA 98277
District: Oak Harbor School District
Oak Harbor Virtual Academy 600 Cherokee St
Oak Harbor, WA 98277
District: Oak Harbor School District
Oak Harbor Christian School 675 E Whidbey Ave
Oak Harbor, WA 98277
District: Private School
Bible Baptist Church School 1701 Harns Rd
Oak Harbor, WA 98277
District: Private School
North Whidbey Kids Academy 297 Ne Harvest Dr
Oak Harbor, WA 98277
District: Private School

Colleges & Post Secondary Schools near ZIP Code 98277


Columbia College - Whidbey Island 1045 Midway St, Bldg 2739, Room 117
Oak Harbor, WA 98278-1000
Type: Post Secondary
Skagit Valley College 2405 E. College Way
Mount Vernon, WA 98273
Type: Post Secondary
Northwest School Of Wooden Boat Building 42 N Water St
Port Hadlock, WA 98339
Type: Post Secondary
Columbia College - Naval Station Everett/Marysville 13910 45th Ave Northeast, Suite 802
Marysville, WA 98271-7854
Type: Post Secondary
Everett Community College 2000 Tower Street
Everett, WA 98201
Type: Post Secondary
Washington State University - Everett Campus 915 N. Broadway
Everett, WA 98201
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov