Postal Codes

98233 ZIP Code

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ZIP code 98233 covers Burlington, Washington, with a population of about 17,703 and a median household income of $83,560.

Population
17,703534 per square mile
Median age
39.40.7 points above the US average
Median household income
$83,56012% below the Washington median
Poverty rate
12%about the US average
Typical home value
$544,664up 18.1% in five years
Median rent
$1,5677% below the Washington median
Degree or higher
23.5%11.5 points below the US average
Homeownership
62.2%2.8 points below the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
699

Where 98233 is

Burlington, Washington — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population17,703
Median age39.4
Family households68.9%
Born outside the US11.8%
Speaks a language other than English at home18.9%
White (non-Hispanic)67.5%
Black (non-Hispanic)1.1%
Asian (non-Hispanic)2%
Hispanic or Latino23.7%
Veterans10.5%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$83,560
Income per person$37,856
Poverty rate12%
Households on SNAP or cash assistance16.4%

Household income distribution

Under $10k3.6%
$10–15k3.0%
$15–20k2.5%
$20–25k2.1%
$25–30k3.8%
$30–35k2.8%
$35–40k4.0%
$40–45k4.9%
$45–50k3.1%
$50–60k7.7%
$60–75k7.5%
$75–100k14.7%
$100–125k15.5%
$125–150k8.7%
$150–200k7.7%
$200k or more8.6%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed7,990
Mean adjusted gross income$77,908
Returns declaring $200,000 or more4.6%
Returns, under $25k23.4%
Returns, $25k–$50k25.3%
Returns, $50k–$75k17.0%
Returns, $75k–$100k10.8%
Returns, $100k–$200k18.9%
Returns, $200k or more4.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$466,300
Median gross rent$1,567
Rent as a share of household income32%
Owner-occupied62.2%
Vacant homes8.3%
Median year built1984

What the homes are

Detached house66%
Attached house5.4%
2 to 4 units8%
5 to 19 units6.6%
20 or more units9.4%
Mobile home4.3%
Boat, RV or van0.3%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$544,664as of 2026-07
Typical home value, 1 yearup 1.2%
Typical home value, 5 yearsup 18.1%
Typical home value, 10 yearsup 114.2%
Typical asking rent$2,125as of 2026-07
Typical asking rent, 1 yearup 3.3%
Typical home value since 2000
200020132026$544,664$137,300

$137,300 in 2000 to $544,664 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.8%
Bachelor's degree or higher23.5%
High school diploma or higher90.4%
Works from home6%
Drives to work alone78.8%
Takes public transport0%
Commutes 45 minutes or more14.5%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity33.1% same as the national average of 33.4%
Diagnosed diabetes10.1% 1.9 pts below the national average of 12%
Currently smokes11.5% 1.7 pts below the national average of 13.2%
High blood pressure30.9% 3.2 pts below the national average of 34.1%
Fair or poor general health18.6% 1.7 pts below the national average of 20.3%
No health insurance (18–64)12.1% 0.8 pts above the national average of 11.3%
Depression25.7% 3.8 pts above the national average of 21.9%
No leisure-time physical activity20.5% 4.9 pts below the national average of 25.4%
Arthritis27.5% 2.4 pts above the national average of 25.1%
Binge drinking16.5% 0.5 pts above the national average of 16%
Taking blood pressure medication72.2% 2.5 pts below the national average of 74.7%
Cancer (non-skin)8.6% 0.9 pts above the national average of 7.7%
Current asthma11.1% 0.7 pts above the national average of 10.4%
Coronary heart disease6.3% same as the national average of 6.2%
Routine check-up in past year69.1% 7.6 pts below the national average of 76.7%
Cholesterol screening82.3% 3.6 pts below the national average of 85.9%
Cognitive disability15.2% same as the national average of 14.8%
Colorectal screening64.5% same as the national average of 64.3%
COPD6.1% 0.5 pts below the national average of 6.6%
Visited a dentist62.2% 0.9 pts above the national average of 61.3%
Any disability31.3% 0.6 pts above the national average of 30.7%
Hearing disability8% 1.3 pts above the national average of 6.7%
High cholesterol32.4% 3.8 pts below the national average of 36.2%
Independent living disability8.1% same as the national average of 8.4%
Mammography use76% same as the national average of 75.9%
Poor mental health (14+ days)16.8% same as the national average of 16.8%
Mobility disability13.3% 0.7 pts below the national average of 14%
Poor physical health (14+ days)14.3% 0.8 pts above the national average of 13.5%
Self-care disability3.7% same as the national average of 4%
Sleeps under 7 hours31.4% 5 pts below the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost10.8% 2.2 pts below the national average of 13%
Vision disability5.1% 0.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments699
People employed11,729
Annual payroll$647,233,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 77.3% of US census tracts
FEMA ratingVery Low to Relatively High across the 7 census tracts this ZIP code covers
Expected annual loss81.2 out of 100
Community resilience64.4 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Volcanic activity97.5Very High at its worst in this ZIP code
Ice storm91.9Relatively High at its worst in this ZIP code
Earthquake90.5Very High at its worst in this ZIP code
River flooding73.8Very High at its worst in this ZIP code
Avalanche71.2Relatively Low at its worst in this ZIP code
Landslide67.3Relatively Low at its worst in this ZIP code
Wildfire65.8Relatively Low at its worst in this ZIP code
Drought64.5Very Low at its worst in this ZIP code
Winter weather55.2Relatively Moderate at its worst in this ZIP code
Coastal flooding47.3Very High at its worst in this ZIP code
Tsunami44.5Relatively Low at its worst in this ZIP code
Lightning38.8Relatively Moderate at its worst in this ZIP code
Heat wave37.3Relatively Low at its worst in this ZIP code
Cold wave32.9Relatively Low at its worst in this ZIP code
Hail13.2Very Low at its worst in this ZIP code
Tornado6.1Very Low at its worst in this ZIP code
Strong wind2.4Very Low at its worst in this ZIP code
Compared with Washington and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPWashingtonUnited States
Median household income$83,560$94,952$78,538
Income per person$37,856$51,493$43,289
Poverty rate12%9.9%12.4%
Median home value$466,300$519,800$303,400
Median gross rent$1,567$1,682$1,348
Homeownership62.2%63.9%65%
Bachelor's degree or higher23.5%38.8%35%
Unemployment rate5.8%5%5.2%
Works from home6%17.7%13.5%
Born outside the US11.8%15.1%13.9%
Median age39.438.238.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationMT VERNON 3 WNW, WA US5.7 km away

Average high and low by month

January47.1°F / 35°F
February49.6°F / 34.9°F
March53.7°F / 38°F
April58.4°F / 41.3°F
May64.8°F / 46.6°F
June68.7°F / 50.7°F
July73.3°F / 53.5°F
August75.1°F / 53.2°F
September68.8°F / 48.6°F
October59.3°F / 43.2°F
November51.2°F / 38.8°F
December45.9°F / 35.3°F
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket65% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Burlington-Edison School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability44more vulnerable than 44% of US census tracts
Socioeconomic status36more vulnerable than 36% of US census tracts
Household characteristics59more vulnerable than 59% of US census tracts
Racial and ethnic minority status39more vulnerable than 39% of US census tracts
Housing type and transport53more vulnerable than 53% of US census tracts
Walkability5.9 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

98235 Clearlake, WA7.1 km away
98284 Sedro Woolley, WA9.2 km away
98273 Mount Vernon, WA10.5 km away
98232 Bow, WA10.9 km away
98238 Conway, WA15.4 km away
98257 La Conner, WA16.4 km away
98274 Mount Vernon, WA19.2 km away
98263 Lyman, WA21.3 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Skagit County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area33.16 sq mi
Water area0.26 sq mi
Population density534 people per sq mi
Latitude, longitude48.4786, -122.3345

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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