Postal Codes

98275 ZIP Code

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ZIP code 98275 covers Mukilteo, Washington, with a population of about 21,312 and a median household income of $122,612.

Population
21,3122,915 per square mile
Median age
44.35.6 points above the US average
Median household income
$122,6121.3× the Washington median
Poverty rate
5.8%6.6 points below the US average
Typical home value
$909,622up 17.2% in five years
Median rent
$2,1271.3× the Washington median
Degree or higher
54.8%19.8 points above the US average
Homeownership
70.9%5.9 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
697

Where 98275 is

Mukilteo, 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

Population21,312
Median age44.3
Family households69.7%
Born outside the US21.5%
Speaks a language other than English at home24.1%
White (non-Hispanic)60.6%
Black (non-Hispanic)1.3%
Asian (non-Hispanic)20%
Hispanic or Latino8.2%
Veterans7.8%
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$122,612
Income per person$63,001
Poverty rate5.8%
Households on SNAP or cash assistance4.2%

Household income distribution

Under $10k2.0%
$10–15k0.5%
$15–20k1.3%
$20–25k3.4%
$25–30k3.0%
$30–35k2.6%
$35–40k1.7%
$40–45k1.7%
$45–50k0.8%
$50–60k2.0%
$60–75k10.6%
$75–100k9.5%
$100–125k11.9%
$125–150k6.6%
$150–200k12.0%
$200k or more30.5%

Income as declared to the IRS

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

Tax returns filed10,870
Mean adjusted gross income$135,965
Returns declaring $200,000 or more19.1%
Returns, under $25k16.3%
Returns, $25k–$50k14.2%
Returns, $50k–$75k13.5%
Returns, $75k–$100k10.2%
Returns, $100k–$200k26.7%
Returns, $200k or more19.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$830,000
Median gross rent$2,127
Rent as a share of household income31.6%
Owner-occupied70.9%
Vacant homes2.2%
Median year built1990

What the homes are

Detached house61.2%
Attached house4.2%
2 to 4 units3.8%
5 to 19 units19.1%
20 or more units11.3%
Mobile home0.4%
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$909,622as of 2026-07
Typical home value, 1 yeardown 2.1%
Typical home value, 5 yearsup 17.2%
Typical home value, 10 yearsup 93%
Typical asking rent$2,348as of 2026-07
Typical asking rent, 1 yearup 5.2%
Typical asking rent, 5 yearsup 26.1%
Typical home value since 2000
200020132026$929,493$288,942

$288,942 in 2000 to $909,622 in 2026.

Typical asking rent
201820222026$2,348$1,524

$1,524 in 2018 to $2,348 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.1%
Bachelor's degree or higher54.8%
High school diploma or higher97.5%
Works from home25.4%
Drives to work alone60.7%
Takes public transport1.9%
Commutes 45 minutes or more17.5%
Health

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

Obesity28.3% 5.1 pts below the national average of 33.4%
Diagnosed diabetes9.3% 2.7 pts below the national average of 12%
Currently smokes8.1% 5.1 pts below the national average of 13.2%
High blood pressure30.4% 3.7 pts below the national average of 34.1%
Fair or poor general health13.4% 6.9 pts below the national average of 20.3%
No health insurance (18–64)5.4% 5.9 pts below the national average of 11.3%
Depression23.5% 1.6 pts above the national average of 21.9%
No leisure-time physical activity15.8% 9.6 pts below the national average of 25.4%
Arthritis24.9% same as the national average of 25.1%
Binge drinking15% 1 pts below the national average of 16%
Taking blood pressure medication73.7% 1 pts below the national average of 74.7%
Cancer (non-skin)8.6% 0.9 pts above the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease5% 1.2 pts below the national average of 6.2%
Routine check-up in past year74.5% 2.2 pts below the national average of 76.7%
Cholesterol screening87.5% 1.6 pts above the national average of 85.9%
Cognitive disability10.6% 4.2 pts below the national average of 14.8%
Colorectal screening69% 4.7 pts above the national average of 64.3%
COPD4.4% 2.2 pts below the national average of 6.6%
Visited a dentist71.4% 10.1 pts above the national average of 61.3%
Any disability23.4% 7.3 pts below the national average of 30.7%
Hearing disability6% 0.7 pts below the national average of 6.7%
High cholesterol37.6% 1.4 pts above the national average of 36.2%
Independent living disability5.4% 3 pts below the national average of 8.4%
Mammography use74.1% 1.8 pts below the national average of 75.9%
Poor mental health (14+ days)13.9% 2.9 pts below the national average of 16.8%
Mobility disability9.9% 4.1 pts below the national average of 14%
Poor physical health (14+ days)11.2% 2.3 pts below the national average of 13.5%
Self-care disability2.6% 1.4 pts below the national average of 4%
Sleeps under 7 hours32.2% 4.2 pts below the national average of 36.4%
Stroke2.7% 0.7 pts below the national average of 3.4%
All natural teeth lost6.4% 6.6 pts below the national average of 13%
Vision disability3.2% 2.4 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments697
People employed8,821
Annual payroll$628,985,000
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 76.6% of US census tracts
FEMA ratingRelatively Low to Very High across the 6 census tracts this ZIP code covers
Expected annual loss80.5 out of 100
Community resilience69.5 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.

Landslide95.6Relatively High at its worst in this ZIP code
Earthquake94.8Very High at its worst in this ZIP code
Avalanche87.5Relatively Moderate at its worst in this ZIP code
Ice storm86.3Relatively High at its worst in this ZIP code
Volcanic activity84.6Very Low at its worst in this ZIP code
Heat wave70.5Relatively Moderate at its worst in this ZIP code
Winter weather65.7Relatively Moderate at its worst in this ZIP code
Wildfire65.1Relatively Low at its worst in this ZIP code
Coastal flooding62.7Relatively Moderate at its worst in this ZIP code
River flooding41.5Relatively Moderate at its worst in this ZIP code
Lightning40.9Relatively Moderate at its worst in this ZIP code
Tsunami27.2Relatively Low at its worst in this ZIP code
Tornado17.8Very Low at its worst in this ZIP code
Hail11.9Very Low at its worst in this ZIP code
Strong wind6.7Very 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$122,612$94,952$78,538
Income per person$63,001$51,493$43,289
Poverty rate5.8%9.9%12.4%
Median home value$830,000$519,800$303,400
Median gross rent$2,127$1,682$1,348
Homeownership70.9%63.9%65%
Bachelor's degree or higher54.8%38.8%35%
Unemployment rate3.1%5%5.2%
Works from home25.4%17.7%13.5%
Born outside the US21.5%15.1%13.9%
Median age44.338.238.7
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 stationEVERETT SNOHOMISH AP, WA US2.1 km away
Rain in a year33 in

Average high and low by month

January45.8°F / 36.6°F3.89 in rain
February47.9°F / 36.9°F2.84 in rain
March51.6°F / 39°F3.63 in rain
April56.1°F / 42.6°F2.67 in rain
May62.5°F / 47.6°F2.11 in rain
June66.4°F / 51.4°F1.89 in rain
July72.3°F / 54.7°F0.84 in rain
August73°F / 55.4°F0.98 in rain
September67.7°F / 52.3°F1.68 in rain
October57.7°F / 46°F3.35 in rain
November49.7°F / 39.9°F4.97 in rain
December44.6°F / 36°F4.52 in rain
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 supermarket13% of this ZIP code's area
Far from a supermarket86% of this ZIP code's area
No vehicle and far from a supermarket26% of this ZIP code's area
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%.

Mukilteo 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 vulnerability32more vulnerable than 32% of US census tracts
Socioeconomic status21more vulnerable than 21% of US census tracts
Household characteristics50more vulnerable than 50% of US census tracts
Racial and ethnic minority status55more vulnerable than 55% of US census tracts
Housing type and transport39more vulnerable than 39% of US census tracts
Walkability11.4 out of 20Above average
Nearby ZIP codes

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

98204 Everett, WA4.6 km away
98213 Everett, WA6.3 km away
98203 Everett, WA6.4 km away
98206 Everett, WA6.8 km away
98087 Lynnwood, WA7.4 km away
98236 Clinton, WA7.5 km away
98208 Everett, WA8.2 km away
98037 Lynnwood, WA9.1 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.

Snohomish County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area7.31 sq mi
Water area1.18 sq mi
Population density2,915 people per sq mi
Latitude, longitude47.9199, -122.3019

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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