98233 ZIP Code — Burlington, WA
Skagit County, Washington
ZIP code 98233 is located in Burlington, Washington, within Skagit County. It covers approximately 33.16 square miles and serves a population of 16,952 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 360/564.
About ZIP code 98233
The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $434,300. Owner-occupancy sits near the national average at 61%.
Median household income is $76,590. 33% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.
Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.
16,952
population
33.16
sq mi land
Standard
ZIP type
Pacific (PT)
timezone
98233 ZIP code map
Cities in ZIP code 98233
Below are the cities the US Postal Service accepts for ZIP code 98233. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Burlington | Acceptable |
| Burlington | Preferred |
Nearby ZIP codes
98232 Bow (4.5 mi)
98273 Mount Vernon (9.5 mi)
98229 Bellingham (10.8 mi)
98257 La Conner (10.8 mi)
98220 Acme (12.8 mi)
98221 Anacortes (14.6 mi)
98274 Mount Vernon (15.8 mi)
98225 Bellingham (16.5 mi)
98284 Sedro Woolley (17 mi)
98262 Lummi Island (17.8 mi)
98226 Bellingham (18.4 mi)
98278 Oak Harbor (19.2 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 16,952 |
| Population density | 511 / sq mi |
| State FIPS | 53 |
| County FIPS | 057 |
| Geography | |
|---|---|
| Land area | 33.16 sq mi |
| Water area | 0.26 sq mi |
| Latitude | 48.5341 |
| Longitude | -122.3597 |
| Timezone | Pacific (PT) |
| Area code | 360/564 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 38.8% | 33.8% | 31.7% |
| $50k – $100k | 35.3% | 34.8% | 30.6% |
| $100k – $200k | 21.4% | 25.1% | 27.1% |
| Over $200k | 4.5% | 6.3% | 10.6% |
Demographics & statistics
16,952
Population
511
People per sq mi
39.6
Median age
$76,590
Median household income
$39,928
Per capita income
$434,300
Median home value
$1,494
Median monthly rent
60.7%
Home ownership
10.9%
Poverty rate
4.7%
Unemployment
4,512
Housing units
25.4%
Bachelor's or higher
Age distribution
Male
Female
319
Under 5
349
352
5–9
385
687
10–14
754
548
15–19
601
579
20–24
635
985
25–34
1,079
1,235
35–44
1,355
979
45–54
1,074
474
55–59
519
503
60–64
552
707
65–74
776
536
75–84
587
182
85+
200
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 3,683 | 21.7% |
| 18 and over | 13,269 | 78.3% |
| 65 and over | 2,988 | 17.6% |
| Median age | 39.6 years | |
Race & ethnicity
White
64.5%
Hispanic or Latino
14%
Other race
11.2%
Two or more races
5.5%
Asian
2.2%
Black or African American
1.3%
Native Hawaiian / Pacific Islander
0.9%
American Indian / Alaska Native
0.4%
| Group | Count | % |
|---|---|---|
| White | 12,709 | 64.5% |
| Hispanic or Latino | 2,764 | 14% |
| Other race | 2,206 | 11.2% |
| Two or more races | 1,085 | 5.5% |
| Asian | 428 | 2.2% |
| Black or African American | 259 | 1.3% |
| Native Hawaiian / Pacific Islander | 187 | 0.9% |
| American Indian / Alaska Native | 78 | 0.4% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 38.8% | 33.8% | 31.7% |
| $50k – $100k | 35.3% | 34.8% | 30.6% |
| $100k – $200k | 21.4% | 25.1% | 27.1% |
| Over $200k | 4.5% | 6.3% | 10.6% |
Under $10k
3.4%
$10k–$15k
1.7%
$15k–$25k
6.6%
$25k–$35k
6.7%
$35k–$50k
13.8%
$50k–$75k
16.4%
$75k–$100k
13.4%
$100k–$150k
19.4%
$150k–$200k
9.1%
$200k+
9.5%
| Range | % of households |
|---|---|
| Under $10k | 3.4% |
| $10k–$15k | 1.7% |
| $15k–$25k | 6.6% |
| $25k–$35k | 6.7% |
| $35k–$50k | 13.8% |
| $50k–$75k | 16.4% |
| $75k–$100k | 13.4% |
| $100k–$150k | 19.4% |
| $150k–$200k | 9.1% |
| $200k+ | 9.5% |
| Median income | $76,590 |
Housing
Home values
Under $50k
5.2%
$50k–$100k
1.8%
$100k–$150k
0.6%
$150k–$200k
1.1%
$200k–$300k
15.3%
$300k–$500k
44.2%
$500k–$1M
31.4%
$1M+
0.5%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $434,300 |
| Median rent / month | $1,494 |
| Owner occupied | 60.7% |
| Renter occupied | 39.3% |
| Vacant | 7.7% |
| Single-family detached | 65.5% |
| Large apartment buildings | 8.7% |
| Mobile homes | 4.9% |
| Median rooms | 5.4 |
| Avg household size (owned) | 2.73 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.5% |
| 2010–2019 | 6.5% |
| 2000–2009 | 15.8% |
| 1990–1999 | 18.6% |
| 1980–1989 | 11.8% |
| 1970–1979 | 14.1% |
| 1960–1969 | 10.1% |
| 1950–1959 | 6.1% |
| 1940–1949 | 4.4% |
| 1939 or earlier | 12.3% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 2.1% |
| 1 bedroom | 10.9% |
| 2 bedrooms | 29.5% |
| 3 bedrooms | 42.5% |
| 4 bedrooms | 12.4% |
| 5+ bedrooms | 2.6% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 4.1% |
| 1 vehicle | 27.7% |
| 2 vehicles | 32.0% |
| 3 or more | 36.2% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 53.9% |
| Electricity | 40.6% |
| Propane / LP gas | 2.1% |
| Fuel oil | 0.7% |
| Wood | 2.4% |
| Solar | 0.1% |
| No fuel used | 0.1% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 3,097 | 47.4% |
| Cohabiting couple | 555 | 8.5% |
| Male householder, no spouse | 1,111 | 17.0% |
| Female householder, no spouse | 1,770 | 27.1% |
| Households with children under 18 | 2,185 | 33.4% |
| Households with seniors (65+) | 2,161 | 33.1% |
| Average household size | 2.57 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 35.8% | 26.8% |
| Married | 49.2% | 44.9% |
| Separated | 0.7% | 1.6% |
| Widowed | 3.2% | 7.7% |
| Divorced | 11.1% | 19.0% |
Education
Less than 9th grade
5.3%
Some HS, no diploma
5.0%
HS graduate
29.6%
Some college, no degree
25.6%
Associate's degree
9.1%
Bachelor's degree
17.2%
Graduate / professional
8.2%
| Metric | % |
|---|---|
| HS diploma or higher | 89.7% |
| Bachelor's or higher | 25.4% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 140 | 3.6% |
| Kindergarten | 154 | 4.0% |
| Elementary school | 1,847 | 47.9% |
| High school | 1,077 | 27.9% |
| College / grad school | 641 | 16.6% |
Employment
Industry of employment
Education & healthcare
23.1%
Retail trade
12.4%
Arts, food & hospitality
11.1%
Manufacturing
10.8%
Construction
8.3%
Professional & management
7.5%
Transportation & utilities
7.2%
Finance & real estate
5.8%
Agriculture & mining
3.4%
Wholesale trade
3.4%
Other services
3.4%
Public administration
3.0%
Information
0.6%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 32.5% |
| Service | 19.7% |
| Sales & office | 19.9% |
| Natural resources & construction | 11.6% |
| Production & transportation | 16.2% |
Employment type
| Type | % |
|---|---|
| Private sector | 82.9% |
| Government | 12.5% |
| Self-employed | 4.7% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 83.3% |
| Carpool | 9.2% |
| Public transit | 0.0% |
| Walk | 2.1% |
| Work from home | 4.8% |
| Other means | 0.6% |
| Avg commute (minutes) | 23.7 |
Poverty
All people
10.9%
Under 18 years
16.2%
18 and over
9.4%
Married-couple families
3.1%
Female-led households
17.6%
Income support
| Source | % of households |
|---|---|
| Social Security | 33.0% |
| Retirement income | 22.9% |
| Supplemental Security | 5.7% |
| Cash public assistance | 1.9% |
| Food stamps / SNAP | 12.2% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 34.2% |
| High blood pressure | 27.5% |
| High cholesterol | 32.5% |
| Diabetes | 9.2% |
| Heart disease | 6.2% |
| Stroke | 3.1% |
| Asthma | 10.5% |
| Arthritis | 23.9% |
| Kidney disease | 3.0% |
| Pulmonary disease | 6.5% |
| Cancer | 6.8% |
| Behavior / access | % |
|---|---|
| Smoking | 15.1% |
| Binge drinking | 16.7% |
| No physical activity | 21.3% |
| Less than 7 hrs sleep | 30.4% |
| Depression | 25.6% |
| Fair or poor health | 14.8% |
| Poor mental health | 15.3% |
| Poor physical health | 11.0% |
| No health insurance | 15.4% |
| Visited doctor (checkup) | 67.4% |
| Visited dentist | 65.1% |
| Cholesterol screening | 86.2% |
| Teeth loss | 14.1% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 1,448 | 11.0% |
| Disability | % |
|---|---|
| Any disability | 15.0% |
| Under 18 | 5.3% |
| 18–64 years | 12.5% |
| 65 and over | 35.6% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 67.3% |
| Public insurance | 39.7% |
| No insurance | 7.3% |
| Uninsured under 19 | 2.3% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 16,284 | 96.1% |
| Spanish | 1,136 | 7.0% |
| Other Indo-European | 1,004 | 6.2% |
| Asian & Pacific Islander | 53 | 0.3% |
| Other languages | 79 | 0.5% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 14,949 | 88.2% |
| Born in same state | 14,744 | 87.0% |
| Born in different state | 9,729 | 57.4% |
| Foreign born | 205 | 1.2% |
| Naturalized citizen | 2,003 | 11.8% |
| Not a US citizen | 681 | 34.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 2,244 | 13.2% |
| Italian | 1,735 | 10.2% |
| Polish | 980 | 5.8% |
| Arab | 899 | 5.3% |
| English | 382 | 2.3% |
| Ancestry | Count | % |
|---|---|---|
| Dutch | 242 | 1.4% |
| German | 96 | 0.6% |
| Norwegian | 20 | 0.1% |
| Irish | 8 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 38.5% |
| Internet access | 94.7% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 98233
What city is ZIP code 98233 in?
ZIP code 98233 is primarily assigned to Burlington, Washington.
What county is ZIP code 98233 in?
ZIP code 98233 falls within Skagit County, Washington.
Does ZIP code 98233 have a large veteran population?
11% of civilians in ZIP code 98233 are veterans, above the national average of ~7%.
What is the typical home value in ZIP code 98233?
The median home value in ZIP code 98233 is $434,300.
What is the population of ZIP code 98233?
ZIP code 98233 has an estimated population of 16,952 residents, with a density of 511 people per square mile.
What is the median household income in ZIP code 98233?
The median household income in ZIP code 98233 is $76,590, above the national median of ~$75,000.
What timezone is ZIP code 98233 in?
ZIP code 98233 observes the PST timezone.