98274 ZIP Code — Mount Vernon, WA

Skagit County, Washington

ZIP code 98274 is located in Mount Vernon, Washington, within Skagit County. It covers approximately 143.07 square miles and serves a population of 18,360 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 360/564.

About ZIP code 98274

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $453,900. Owner-occupancy is high at 79%, well above the national average.

The gap between median ($88,494) and mean household income suggests income inequality — a small number of higher earners pull the average up. 42% 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 23 minutes is near the national average.

Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.

Overall, ZIP code 98274 reflects a community defined by high homeownership and a significant Social Security-dependent population.

18,360

population

143.07

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

98274 ZIP code map

Cities in ZIP code 98274

Below are the cities the US Postal Service accepts for ZIP code 98274. Using any city not on this list may result in mail delivery delays.

City	Status
Mount Vernon	Preferred

Nearby ZIP codes

98273 Mount Vernon (10.6 mi) 98284 Sedro Woolley (12.6 mi) 98292 Stanwood (13.1 mi) 98223 Arlington (15 mi) 98233 Burlington (15.8 mi) 98257 La Conner (17.6 mi) 98271 Marysville (19.2 mi) 98282 Camano Island (19.8 mi)

Demographics updated 05/2026

Population
Total population	18,360
Population density	128 / sq mi
State FIPS	53
County FIPS	057

Geography
Land area	143.07 sq mi
Water area	2.64 sq mi
Latitude	48.3593
Longitude	-122.1359
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	30.4%	33.8%	31.7%
$50k – $100k	30.5%	34.8%	30.6%
$100k – $200k	29.9%	25.1%	27.1%
Over $200k	9.1%	6.3%	10.6%

Demographics & statistics

18,360

Population

128

People per sq mi

41.4

Median age

$88,494

Median household income

$43,797

Per capita income

$453,900

Median home value

$1,499

Median monthly rent

78.5%

Home ownership

12.3%

Poverty rate

3.5%

Unemployment

6,028

Housing units

29.6%

Bachelor's or higher

Age distribution

Male Female

569

Under 5

594

542

5–9

567

588

10–14

614

385

15–19

403

460

20–24

481

1,193

25–34

1,247

972

35–44

1,016

1,018

45–54

1,064

668

55–59

698

541

60–64

565

1,241

65–74

1,296

601

75–84

629

200

85+

208

← Male

Female →

Age summary

Group	Count	%
Under 18	4,043	22.0%
18 and over	14,317	78.0%
65 and over	4,175	22.7%
Median age	41.4 years

Race & ethnicity

White 58.9%

Hispanic or Latino 16.9%

Other race 13.9%

Two or more races 5.8%

Asian 2.4%

American Indian / Alaska Native 1.1%

Black or African American 0.9%

Group	Count	%
White	13,016	58.9%
Hispanic or Latino	3,739	16.9%
Other race	3,069	13.9%
Two or more races	1,286	5.8%
Asian	536	2.4%
American Indian / Alaska Native	249	1.1%
Black or African American	196	0.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.4%	33.8%	31.7%
$50k – $100k	30.5%	34.8%	30.6%
$100k – $200k	29.9%	25.1%	27.1%
Over $200k	9.1%	6.3%	10.6%

Under $10k 4.5%

$10k–$15k 1.2%

$15k–$25k 3.2%

$25k–$35k 7.9%

$35k–$50k 8.2%

$50k–$75k 15.6%

$75k–$100k 17.1%

$100k–$150k 21.1%

$150k–$200k 10.4%

$200k+ 10.7%

Range	% of households
Under $10k	4.5%
$10k–$15k	1.2%
$15k–$25k	3.2%
$25k–$35k	7.9%
$35k–$50k	8.2%
$50k–$75k	15.6%
$75k–$100k	17.1%
$100k–$150k	21.1%
$150k–$200k	10.4%
$200k+	10.7%
Median income	$88,494

Housing

Home values

Under $50k 2.2%

$50k–$100k 4.5%

$100k–$150k 1.5%

$150k–$200k 1.9%

$200k–$300k 11.8%

$300k–$500k 37.0%

$500k–$1M 38.9%

$1M+ 2.3%

Housing overview

Metric	Value
Median home value	$453,900
Median rent / month	$1,499
Owner occupied	78.5%
Renter occupied	21.5%
Vacant	8.5%
Single-family detached	79.8%
Large apartment buildings	2.7%
Mobile homes	4.4%
Median rooms	5.9
Avg household size (owned)	2.64

Year built

Era	%
2020 or later	0.3%
2010–2019	8.2%
2000–2009	19.6%
1990–1999	18.0%
1980–1989	11.9%
1970–1979	12.1%
1960–1969	10.1%
1950–1959	7.3%
1940–1949	3.1%
1939 or earlier	9.3%

Bedrooms

Size	% of units
No bedroom (studio)	2.6%
1 bedroom	5.9%
2 bedrooms	24.8%
3 bedrooms	42.6%
4 bedrooms	17.0%
5+ bedrooms	7.1%

Vehicles per household

Vehicles	% of households
No vehicle	2.0%
1 vehicle	23.4%
2 vehicles	38.2%
3 or more	36.4%

Heating fuel

Fuel type	%
Utility gas	47.0%
Electricity	38.1%
Propane / LP gas	9.2%
Fuel oil	0.3%
Wood	5.1%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	3,992	58.1%
Cohabiting couple	566	8.2%
Male householder, no spouse	909	13.2%
Female householder, no spouse	1,399	20.4%
Households with children under 18	2,184	31.8%
Households with seniors (65+)	2,753	40.1%
Average household size	2.64

Marital status

Status	Male	Female
Never married	27.8%	20.8%
Married	60.5%	54.5%
Separated	0.7%	2.3%
Widowed	1.4%	8.9%
Divorced	9.6%	13.6%

Education

Less than 9th grade 4.2%

Some HS, no diploma 4.9%

HS graduate 25.5%

Some college, no degree 24.3%

Associate's degree 11.5%

Bachelor's degree 15.7%

Graduate / professional 13.8%

Metric	%
HS diploma or higher	90.9%
Bachelor's or higher	29.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	409	10.6%
Kindergarten	331	8.6%
Elementary school	1,811	47.1%
High school	662	17.2%
College / grad school	631	16.4%

Employment

Industry of employment

Education & healthcare 27.3%

Professional & management 13.4%

Arts, food & hospitality 10.5%

Retail trade 9.6%

Construction 9.1%

Manufacturing 6.6%

Public administration 5.6%

Transportation & utilities 4.7%

Agriculture & mining 3.7%

Other services 3.0%

Finance & real estate 2.7%

Wholesale trade 2.6%

Information 1.2%

Occupation

Category	%
Management, business & arts	42.2%
Service	14.6%
Sales & office	18.9%
Natural resources & construction	11.3%
Production & transportation	13.0%

Employment type

Type	%
Private sector	76.0%
Government	18.6%
Self-employed	5.2%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	79.2%
Carpool	5.0%
Public transit	0.8%
Walk	1.2%
Work from home	13.4%
Other means	0.5%
Avg commute (minutes)	22.5

Poverty

All people 12.3%

Under 18 years 18.7%

18 and over 10.6%

Married-couple families 4.6%

Female-led households 13.8%

Income support

Source	% of households
Social Security	41.9%
Retirement income	28.5%
Supplemental Security	3.5%
Cash public assistance	5.0%
Food stamps / SNAP	11.0%

Health indicators

Condition	%
Obesity	33.3%
High blood pressure	28.5%
High cholesterol	34.0%
Diabetes	9.2%
Heart disease	6.4%
Stroke	3.1%
Asthma	10.2%
Arthritis	25.4%
Kidney disease	3.0%
Pulmonary disease	6.5%
Cancer	7.5%

Behavior / access	%
Smoking	13.9%
Binge drinking	16.3%
No physical activity	19.3%
Less than 7 hrs sleep	29.6%
Depression	25.2%
Fair or poor health	13.5%
Poor mental health	14.3%
Poor physical health	10.6%
No health insurance	12.5%
Visited doctor (checkup)	68.7%
Visited dentist	69.0%
Cholesterol screening	88.7%
Teeth loss	12.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,339	9.4%

Disability	%
Any disability	11.6%
Under 18	2.1%
18–64 years	9.3%
65 and over	26.6%

Health insurance coverage

Type	%
Private insurance	70.6%
Public insurance	42.9%
No insurance	5.5%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,197	93.7%
Spanish	1,431	8.3%
Other Indo-European	1,233	7.2%
Asian & Pacific Islander	83	0.5%
Other languages	115	0.7%

Place of birth & citizenship

Origin	Count	%
Native born (US)	15,847	86.3%
Born in same state	15,668	85.3%
Born in different state	9,789	53.3%
Foreign born	179	1.0%
Naturalized citizen	2,513	13.7%
Not a US citizen	1,527	60.8%

Ancestry

Ancestry	Count	%
French	2,133	11.6%
Italian	1,781	9.7%
Polish	1,044	5.7%
Arab	797	4.3%
English	459	2.5%

Ancestry	Count	%
Dutch	176	1%
Irish	61	0.3%
German	50	0.3%
Norwegian	12	0.1%

Technology access

Metric	% of households
Computer access	37.4%
Internet access	96.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 98274

What city is ZIP code 98274 in?

ZIP code 98274 is primarily assigned to Mount Vernon, Washington.

What county is ZIP code 98274 in?

ZIP code 98274 falls within Skagit County, Washington.

Does ZIP code 98274 have a large retiree population?

42% of households in ZIP code 98274 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 98274?

The median home value in ZIP code 98274 is $453,900.

Does ZIP code 98274 have a large veteran population?

9% of civilians in ZIP code 98274 are veterans, above the national average of ~7%.

What is the population of ZIP code 98274?

ZIP code 98274 has an estimated population of 18,360 residents, with a density of 128 people per square mile.

What timezone is ZIP code 98274 in?

ZIP code 98274 observes the PST timezone.